[
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Service Overview",
		"uri":"vpc_pro_0000.html",
		"doc_type":"usermanual",
		"p_code":"",
		"code":"1"
	},
	{
		"desc":"The Virtual Private Cloud (VPC) service enables you to provision logically isolated, configurable, and manageable virtual networks for Elastic Cloud Servers (ECSs), impro",
		"product_code":"vpc",
		"title":"What Is Virtual Private Cloud?",
		"uri":"en-us_topic_0013748729.html",
		"doc_type":"usermanual",
		"p_code":"1",
		"code":"2"
	},
	{
		"desc":"Hosting web applicationsYou can host web applications and websites in a VPC and use the VPC as a regular network. With EIPs, you can connect ECSs running your web applica",
		"product_code":"vpc",
		"title":"Application Scenarios",
		"uri":"overview_0002.html",
		"doc_type":"usermanual",
		"p_code":"1",
		"code":"3"
	},
	{
		"desc":"You can use EIPs, load balancers, NAT gateways, VPN connections, and Direct Connect connections to access the Internet if required.Use EIPs to Enable a Small Number of EC",
		"product_code":"vpc",
		"title":"VPC Connectivity",
		"uri":"overview_0001.html",
		"doc_type":"usermanual",
		"p_code":"1",
		"code":"4"
	},
	{
		"desc":"ECSThe VPC service provides an isolated virtual network for ECSs. You can configure and manage the network as required. There are multiple connectivity options for ECSs t",
		"product_code":"vpc",
		"title":"VPC and Other Services",
		"uri":"vpc_relationship_0001.html",
		"doc_type":"usermanual",
		"p_code":"1",
		"code":"5"
	},
	{
		"desc":"The cloud system provides two types of user permissions by default: user management and resource management. User management refers to the management of users, user group",
		"product_code":"vpc",
		"title":"User Permissions",
		"uri":"vpc_permissions_0001.html",
		"doc_type":"usermanual",
		"p_code":"1",
		"code":"6"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Basic Concepts",
		"uri":"vpc_Concepts_0001.html",
		"doc_type":"usermanual",
		"p_code":"1",
		"code":"7"
	},
	{
		"desc":"A subnet is a unique CIDR block with a range of IP addresses in a VPC. All resources in a VPC must be deployed on subnets.By default, ECSs in all subnets of the same VPC ",
		"product_code":"vpc",
		"title":"Subnet",
		"uri":"en-us_topic_0030969424.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"8"
	},
	{
		"desc":"The Elastic IP (EIP) service enables your cloud resources to communicate with the Internet using static public IP addresses and scalable bandwidths. EIPs can be bound to ",
		"product_code":"vpc",
		"title":"Elastic IP",
		"uri":"vpc_Concepts_0003.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"9"
	},
	{
		"desc":"VPC has old and new console editions. You can click  in the lower right corner of the console to switch between the old and new consoles.On the new console, the route tab",
		"product_code":"vpc",
		"title":"Route Table",
		"uri":"en-us_topic_0038263963.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"10"
	},
	{
		"desc":"In addition to services provided by the system, some ECSs need to access the Internet to obtain information or download software. You can bind EIPs to virtual NICs (ports",
		"product_code":"vpc",
		"title":"SNAT",
		"uri":"vpc_Concepts_0004.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"11"
	},
	{
		"desc":"A security group is a collection of access control rules for cloud resources, such as cloud servers, containers, and databases, that have the same security protection req",
		"product_code":"vpc",
		"title":"Security Group",
		"uri":"vpc_Concepts_0005.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"12"
	},
	{
		"desc":"The VPC service provides free SNAT function, which allows ECSs to use a limited number of public IP addresses to gain one-way access to the Internet for operations, such ",
		"product_code":"vpc",
		"title":"Shared SNAT",
		"uri":"vpc_Concepts_0010.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"13"
	},
	{
		"desc":"A VPC peering connection is a network connection between two VPCs in one region that enables you to route traffic between them using private IP addresses. ECSs in either ",
		"product_code":"vpc",
		"title":"VPC Peering Connection",
		"uri":"vpc_Concepts_0011.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"14"
	},
	{
		"desc":"A firewall is an optional layer of security for your subnets. After you associate one or more subnets with a firewall, you can control traffic in and out of the subnets.",
		"product_code":"vpc",
		"title":"Firewall",
		"uri":"en-us_topic_0051746676.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"15"
	},
	{
		"desc":"A virtual IP address can be shared among multiple ECSs. An ECS can have both private and virtual IP addresses, and you can access the ECS through either IP address. A vir",
		"product_code":"vpc",
		"title":"Virtual IP Address",
		"uri":"vpc_Concepts_0012.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"16"
	},
	{
		"desc":"A region and availability zone (AZ) identify the location of a data center. You can create resources in a specific region and AZ.A region is a physical data center, which",
		"product_code":"vpc",
		"title":"Region and AZ",
		"uri":"overview_region.html",
		"doc_type":"usermanual",
		"p_code":"7",
		"code":"17"
	},
	{
		"desc":"Instructions for using this document are as follows:To facilitate your operations, the management console may provide more than one way for you to perform a task or an op",
		"product_code":"vpc",
		"title":"Document Usage Instructions",
		"uri":"vpc_use_0001.html",
		"doc_type":"usermanual",
		"p_code":"1",
		"code":"18"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Getting Started",
		"uri":"vpc_qs_0000.html",
		"doc_type":"usermanual",
		"p_code":"",
		"code":"19"
	},
	{
		"desc":"A VPC provides an isolated virtual network for ECSs. You can configure and manage the network as required.If your ECSs, for example, ECSs that function as databases, do n",
		"product_code":"vpc",
		"title":"Typical Application Scenarios",
		"uri":"vpc_qs_0002.html",
		"doc_type":"usermanual",
		"p_code":"19",
		"code":"20"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Configuring a VPC for ECSs That Do Not Require Internet Access",
		"uri":"vpc_qs_0003.html",
		"doc_type":"usermanual",
		"p_code":"19",
		"code":"21"
	},
	{
		"desc":"If your ECSs do not require Internet access or need to access the Internet using IP addresses on the default network (100.64.0.0/11) with limited bandwidth (for example, ",
		"product_code":"vpc",
		"title":"Overview",
		"uri":"vpc_qs_0004.html",
		"doc_type":"usermanual",
		"p_code":"21",
		"code":"22"
	},
	{
		"desc":"A VPC provides an isolated virtual network for ECSs. You can configure and manage the network as required.You can create a VPC by following the procedure provided in this",
		"product_code":"vpc",
		"title":"Step 1: Create a VPC",
		"uri":"vpc_qs_0005.html",
		"doc_type":"usermanual",
		"p_code":"21",
		"code":"23"
	},
	{
		"desc":"A VPC comes with a default subnet. If the default subnet cannot meet your requirements, you can create one.The subnet is configured with DHCP by default. When an ECS in t",
		"product_code":"vpc",
		"title":"Step 2: Create a Subnet for the VPC",
		"uri":"vpc_qs_0006.html",
		"doc_type":"usermanual",
		"p_code":"21",
		"code":"24"
	},
	{
		"desc":"To improve ECS access security, you can create security groups, define security group rules, and add ECSs in a VPC to different security groups. We recommend that you all",
		"product_code":"vpc",
		"title":"Step 3: Create a Security Group",
		"uri":"vpc_qs_0007.html",
		"doc_type":"usermanual",
		"p_code":"21",
		"code":"25"
	},
	{
		"desc":"A security group is a collection of access control rules for cloud resources, such as cloud servers, containers, and databases, to control inbound and outbound traffic. C",
		"product_code":"vpc",
		"title":"Step 4: Add a Security Group Rule",
		"uri":"vpc_qs_0008.html",
		"doc_type":"usermanual",
		"p_code":"21",
		"code":"26"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Configuring a VPC for ECSs That Access the Internet Using EIPs",
		"uri":"en-us_topic_0017816228.html",
		"doc_type":"usermanual",
		"p_code":"19",
		"code":"27"
	},
	{
		"desc":"If your ECSs need to access the Internet (for example, the ECSs functioning as the service nodes for deploying a website), you can follow the procedure shown in Figure 1 ",
		"product_code":"vpc",
		"title":"Overview",
		"uri":"vpc_qs_0022.html",
		"doc_type":"usermanual",
		"p_code":"27",
		"code":"28"
	},
	{
		"desc":"A VPC provides an isolated virtual network for ECSs. You can configure and manage the network as required.You can create a VPC by following the procedure provided in this",
		"product_code":"vpc",
		"title":"Step 1: Create a VPC",
		"uri":"vpc_qs_0009.html",
		"doc_type":"usermanual",
		"p_code":"27",
		"code":"29"
	},
	{
		"desc":"A VPC comes with a default subnet. If the default subnet cannot meet your requirements, you can create one.The subnet is configured with DHCP by default. When an ECS in t",
		"product_code":"vpc",
		"title":"Step 2: Create a Subnet for the VPC",
		"uri":"vpc_qs_0010.html",
		"doc_type":"usermanual",
		"p_code":"27",
		"code":"30"
	},
	{
		"desc":"You can assign an EIP and bind it to an ECS so that the ECS can access the Internet.EIPs for dedicated load balancers:In the eu-de region, if you choose to assign an EIP ",
		"product_code":"vpc",
		"title":"Step 3: Assign an EIP and Bind It to an ECS",
		"uri":"vpc_qs_0011.html",
		"doc_type":"usermanual",
		"p_code":"27",
		"code":"31"
	},
	{
		"desc":"To improve ECS access security, you can create security groups, define security group rules, and add ECSs in a VPC to different security groups. We recommend that you all",
		"product_code":"vpc",
		"title":"Step 4: Create a Security Group",
		"uri":"vpc_qs_0012.html",
		"doc_type":"usermanual",
		"p_code":"27",
		"code":"32"
	},
	{
		"desc":"A security group is a collection of access control rules for cloud resources, such as cloud servers, containers, and databases, to control inbound and outbound traffic. C",
		"product_code":"vpc",
		"title":"Step 5: Add a Security Group Rule",
		"uri":"vpc_qs_0013.html",
		"doc_type":"usermanual",
		"p_code":"27",
		"code":"33"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Operation Guide (New Console Edition)",
		"uri":"vpc_newui_0000.html",
		"doc_type":"usermanual",
		"p_code":"",
		"code":"34"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"VPC and Subnet",
		"uri":"en-us_topic_0030969460.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"35"
	},
	{
		"desc":"A VPC provides an isolated virtual network for ECSs. You can configure and manage the network as required.You can create a VPC by following the procedure provided in this",
		"product_code":"vpc",
		"title":"Creating a VPC",
		"uri":"en-us_topic_0013935842.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"36"
	},
	{
		"desc":"Change the VPC name and CIDR block.If the VPC CIDR block conflicts with the CIDR block of a VPN created in the VPC, you can modify its CIDR block.When modifying the VPC C",
		"product_code":"vpc",
		"title":"Modifying a VPC",
		"uri":"en-us_topic_0030969462.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"37"
	},
	{
		"desc":"A VPC comes with a default subnet. If the default subnet cannot meet your requirements, you can create one.The subnet is configured with DHCP by default. When an ECS in t",
		"product_code":"vpc",
		"title":"Creating a Subnet for the VPC",
		"uri":"en-us_topic_0013748726.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"38"
	},
	{
		"desc":"Modify the subnet name, NTP server address, and DNS server address.Log in to the management console.Click  in the upper left corner and select the desired region and proj",
		"product_code":"vpc",
		"title":"Modifying a Subnet",
		"uri":"vpc_vpc_0001.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"39"
	},
	{
		"desc":"You can delete a subnet to release network resources if the subnet is no longer required.You can delete a subnet only if there are no resources in the subnet. If there ar",
		"product_code":"vpc",
		"title":"Deleting a Subnet",
		"uri":"vpc_vpc_0002.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"40"
	},
	{
		"desc":"You can delete a VPC if the VPC is no longer required.You can delete a VPC only if there are no resources in the VPC. If there are resources in the VPC, you must delete t",
		"product_code":"vpc",
		"title":"Deleting a VPC",
		"uri":"vpc_vpc_0003.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"41"
	},
	{
		"desc":"A VPC tag identifies a VPC. Tags can be added to VPCs to facilitate VPC identification and management. You can add a tag to a VPC when creating the VPC, or you can add a ",
		"product_code":"vpc",
		"title":"Managing VPC Tags",
		"uri":"vpc_vpc_0004.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"42"
	},
	{
		"desc":"A subnet tag identifies a subnet. Tags can be added to subnets to facilitate subnet identification and administration. You can add a tag to a subnet when creating the sub",
		"product_code":"vpc",
		"title":"Managing Subnet Tags",
		"uri":"vpc_vpc_0005.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"43"
	},
	{
		"desc":"Information about all VPCs under your account can be exported as an Excel file to a local directory. This file records the names, ID, status, IP address ranges of VPCs, a",
		"product_code":"vpc",
		"title":"Exporting VPC List",
		"uri":"vpc_vpc_0006.html",
		"doc_type":"usermanual",
		"p_code":"35",
		"code":"44"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Security",
		"uri":"vpc_SecurityGroup_0000.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"45"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Security Group",
		"uri":"vpc_SecurityGroup_0001.html",
		"doc_type":"usermanual",
		"p_code":"45",
		"code":"46"
	},
	{
		"desc":"A security group is a collection of access control rules for cloud resources, such as cloud servers, containers, and databases, that have the same security protection req",
		"product_code":"vpc",
		"title":"Security Group Overview",
		"uri":"en-us_topic_0073379079.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"47"
	},
	{
		"desc":"Your account automatically comes with a default security group. The default security group allows all outbound traffic, denies all inbound traffic, and allows all traffic",
		"product_code":"vpc",
		"title":"Default Security Groups and Security Group Rules",
		"uri":"SecurityGroup_0003.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"48"
	},
	{
		"desc":"Common security group configurations are presented here. The examples in this section allow all outgoing data packets by default. This section will only describe how to c",
		"product_code":"vpc",
		"title":"Security Group Configuration Examples",
		"uri":"en-us_topic_0081124350.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"49"
	},
	{
		"desc":"To improve ECS access security, you can create security groups, define security group rules, and add ECSs in a VPC to different security groups. We recommend that you all",
		"product_code":"vpc",
		"title":"Creating a Security Group",
		"uri":"en-us_topic_0013748715.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"50"
	},
	{
		"desc":"A security group is a collection of access control rules for cloud resources, such as cloud servers, containers, and databases, to control inbound and outbound traffic. C",
		"product_code":"vpc",
		"title":"Adding a Security Group Rule",
		"uri":"en-us_topic_0030969470.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"51"
	},
	{
		"desc":"You can add multiple security group rules with different protocols and ports at the same time.Log in to the management console.Click  in the upper left corner and select ",
		"product_code":"vpc",
		"title":"Fast-Adding Security Group Rules",
		"uri":"SecurityGroup_0004.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"52"
	},
	{
		"desc":"Replicate an existing security group rule to generate a new rule. When replicating a security group rule, you can make changes so that it is not a perfect copy.Log in to ",
		"product_code":"vpc",
		"title":"Replicating a Security Group Rule",
		"uri":"vpc_SecurityGroup_0004.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"53"
	},
	{
		"desc":"You can modify the port, protocol, and IP address of a security group rule to meet your specific requirements.Log in to the management console.Click  in the upper left co",
		"product_code":"vpc",
		"title":"Modifying a Security Group Rule",
		"uri":"vpc_SecurityGroup_0005.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"54"
	},
	{
		"desc":"If the source of an inbound security group rule or destination of an outbound security group rule needs to be changed, you need to first delete the security group rule an",
		"product_code":"vpc",
		"title":"Deleting a Security Group Rule",
		"uri":"vpc_SecurityGroup_0006.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"55"
	},
	{
		"desc":"If you want to quickly apply the rules of one security group to another, or if you want to modify multiple rules of the current security group at once, you can import or ",
		"product_code":"vpc",
		"title":"Importing and Exporting Security Group Rules",
		"uri":"vpc_SecurityGroup_0007.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"56"
	},
	{
		"desc":"This section describes how to delete security groups that you are no longer required.The default security group cannot be deleted.If a security group is associated with r",
		"product_code":"vpc",
		"title":"Deleting a Security Group",
		"uri":"vpc_SecurityGroup_0008.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"57"
	},
	{
		"desc":"After a security group is created, you can add instances to the security group to protect the instances. You can also remove them from the security group as required.You ",
		"product_code":"vpc",
		"title":"Adding Instances to and Removing Them from a Security Group",
		"uri":"SecurityGroup_0017.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"58"
	},
	{
		"desc":"Modify the name and description of a created security group.Method 1Log in to the management console.Click  in the upper left corner and select the desired region and pro",
		"product_code":"vpc",
		"title":"Modifying a Security Group",
		"uri":"vpc_SecurityGroup_0010.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"59"
	},
	{
		"desc":"View inbound and outbound rules of a security group used by an ECS.Log in to the management console.Click  in the upper left corner and select the desired region and proj",
		"product_code":"vpc",
		"title":"Viewing the Security Group of an ECS",
		"uri":"vpc_SecurityGroup_0011.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"60"
	},
	{
		"desc":"Change the security group associated with an ECS NIC.Log in to the management console.Click  in the upper left corner and select your region and project.Under Computing, ",
		"product_code":"vpc",
		"title":"Changing the Security Group of an ECS",
		"uri":"SecurityGroup_0006.html",
		"doc_type":"usermanual",
		"p_code":"46",
		"code":"61"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Firewall",
		"uri":"vpc_acl_0000.html",
		"doc_type":"usermanual",
		"p_code":"45",
		"code":"62"
	},
	{
		"desc":"A firewall is an optional layer of security for your subnets. After you associate one or more subnets with a firewall, you can control traffic in and out of the subnets.F",
		"product_code":"vpc",
		"title":"Firewall Overview",
		"uri":"acl_0001.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"63"
	},
	{
		"desc":"This section provides examples for configuring firewalls.Denying Access from a Specific PortAllowing Access from Specific Ports and ProtocolsYou might want to block TCP 4",
		"product_code":"vpc",
		"title":"Firewall Configuration Examples",
		"uri":"acl_0002.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"64"
	},
	{
		"desc":"You can create a custom firewall, but any newly created firewall will be disabled by default. It will not have any inbound or outbound rules, or have any subnets associat",
		"product_code":"vpc",
		"title":"Creating a Firewall",
		"uri":"en-us_topic_0051746698.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"65"
	},
	{
		"desc":"Add an inbound or outbound rule based on your network security requirements.Log in to the management console.Click  in the upper left corner and select the desired region",
		"product_code":"vpc",
		"title":"Adding a Firewall Rule",
		"uri":"en-us_topic_0051746702.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"66"
	},
	{
		"desc":"On the page showing firewall details, associate desired subnets with a firewall. After a firewall is associated with a subnet, the firewall denies all traffic to and from",
		"product_code":"vpc",
		"title":"Associating Subnets with a Firewall",
		"uri":"en-us_topic_0051746700.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"67"
	},
	{
		"desc":"Disassociate a subnet from a firewall when necessary.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the con",
		"product_code":"vpc",
		"title":"Disassociating a Subnet from a Firewall",
		"uri":"vpc_acl_0003.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"68"
	},
	{
		"desc":"If you need a rule to take effect before or after a specific rule, you can insert that rule before or after the specific rule.If multiple firewall rules conflict, only th",
		"product_code":"vpc",
		"title":"Changing the Sequence of a Firewall Rule",
		"uri":"vpc_acl_0004.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"69"
	},
	{
		"desc":"Modify an inbound or outbound firewall rule based on your network security requirements.Log in to the management console.Click  in the upper left corner and select the de",
		"product_code":"vpc",
		"title":"Modifying a Firewall Rule",
		"uri":"vpc_acl_0005.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"70"
	},
	{
		"desc":"Enable or disable an inbound or outbound rule based on your network security requirements.Log in to the management console.Click  in the upper left corner and select the ",
		"product_code":"vpc",
		"title":"Enabling or Disabling a Firewall Rule",
		"uri":"vpc_acl_0006.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"71"
	},
	{
		"desc":"Delete an inbound or outbound rule based on your network security requirements.Log in to the management console.Click  in the upper left corner and select the desired reg",
		"product_code":"vpc",
		"title":"Deleting a Firewall Rule",
		"uri":"vpc_acl_0007.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"72"
	},
	{
		"desc":"View details about a firewall.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console homepage, under Ne",
		"product_code":"vpc",
		"title":"Viewing a Firewall",
		"uri":"vpc_acl_0009.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"73"
	},
	{
		"desc":"Modify the name and description of a firewall.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console ho",
		"product_code":"vpc",
		"title":"Modifying a Firewall",
		"uri":"vpc_acl_0010.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"74"
	},
	{
		"desc":"After a firewall is created, you may need to enable it based on network security requirements. You can also disable an enabled firewall if need. Before enabling a firewal",
		"product_code":"vpc",
		"title":"Enabling or Disabling a Firewall",
		"uri":"vpc_acl_0011.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"75"
	},
	{
		"desc":"Delete a firewall when it is no longer required.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console ",
		"product_code":"vpc",
		"title":"Deleting a Firewall",
		"uri":"vpc_acl_0012.html",
		"doc_type":"usermanual",
		"p_code":"62",
		"code":"76"
	},
	{
		"desc":"You can configure security groups and firewall to increase the security of ECSs in your VPC.Security groups operate at the ECS level.Firewalls operate at the subnet level",
		"product_code":"vpc",
		"title":"Differences Between Security Groups and Firewalls",
		"uri":"en-us_topic_0052003963.html",
		"doc_type":"usermanual",
		"p_code":"45",
		"code":"77"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"EIP",
		"uri":"vpc_eip_0000.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"78"
	},
	{
		"desc":"You can assign an EIP and bind it to an ECS so that the ECS can access the Internet.EIPs for dedicated load balancers:In the eu-de region, if you choose to assign an EIP ",
		"product_code":"vpc",
		"title":"Assigning an EIP and Binding It to an ECS",
		"uri":"en-us_topic_0013748738.html",
		"doc_type":"usermanual",
		"p_code":"78",
		"code":"79"
	},
	{
		"desc":"If you no longer need an EIP, unbind it from the ECS and release the EIP to avoid wasting network resources.EIP assigned together with your load balancers will also be di",
		"product_code":"vpc",
		"title":"Unbinding an EIP from an ECS and Releasing the EIP",
		"uri":"vpc_eip_0001.html",
		"doc_type":"usermanual",
		"p_code":"78",
		"code":"80"
	},
	{
		"desc":"Tags can be added to EIPs to facilitate EIP identification and administration. You can add a tag to an EIP when assigning the EIP. Alternatively, you can add a tag to an ",
		"product_code":"vpc",
		"title":"Managing EIP Tags",
		"uri":"en-us_topic_0068145818.html",
		"doc_type":"usermanual",
		"p_code":"78",
		"code":"81"
	},
	{
		"desc":"Modify the EIP bandwidth name or size.This section describes how to modify the dedicated bandwidth or shared bandwidth of an EIP. For details about how to modify a shared",
		"product_code":"vpc",
		"title":"Modifying an EIP Bandwidth",
		"uri":"en-us_topic_0013748743.html",
		"doc_type":"usermanual",
		"p_code":"78",
		"code":"82"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Shared Bandwidth",
		"uri":"vpc010003.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"83"
	},
	{
		"desc":"Shared bandwidth allows multiple EIPs to share the same bandwidth. All ECSs, BMSs, and load balancers that have EIPs bound in the same region can share a bandwidth.When y",
		"product_code":"vpc",
		"title":"Shared Bandwidth Overview",
		"uri":"vpc010004.html",
		"doc_type":"usermanual",
		"p_code":"83",
		"code":"84"
	},
	{
		"desc":"Assign a shared bandwidth for use with EIPs.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console home",
		"product_code":"vpc",
		"title":"Assigning a Shared Bandwidth",
		"uri":"vpc010005.html",
		"doc_type":"usermanual",
		"p_code":"83",
		"code":"85"
	},
	{
		"desc":"Add EIPs to a shared bandwidth and the EIPs can then share that bandwidth. You can add multiple EIPs to a shared bandwidth at the same time.After an EIP is added to a sha",
		"product_code":"vpc",
		"title":"Adding EIPs to a Shared Bandwidth",
		"uri":"vpc010006.html",
		"doc_type":"usermanual",
		"p_code":"83",
		"code":"86"
	},
	{
		"desc":"Remove EIPs that are no longer required from a shared bandwidth if needed.Log in to the management console.Click  in the upper left corner and select the desired region a",
		"product_code":"vpc",
		"title":"Removing EIPs from a Shared Bandwidth",
		"uri":"vpc010007.html",
		"doc_type":"usermanual",
		"p_code":"83",
		"code":"87"
	},
	{
		"desc":"You can modify the name and size of a shared bandwidth as required.Log in to the management console.Click  in the upper left corner and select the desired region and proj",
		"product_code":"vpc",
		"title":"Modifying a Shared Bandwidth",
		"uri":"vpc010008.html",
		"doc_type":"usermanual",
		"p_code":"83",
		"code":"88"
	},
	{
		"desc":"Delete a shared bandwidth when it is no longer required.Before deleting a shared bandwidth, remove all the EIPs associated with it. For details, see Removing EIPs from a ",
		"product_code":"vpc",
		"title":"Deleting a Shared Bandwidth",
		"uri":"vpc010009.html",
		"doc_type":"usermanual",
		"p_code":"83",
		"code":"89"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Route Table",
		"uri":"vpc_route_0000.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"90"
	},
	{
		"desc":"A custom route is a user-defined routing rule added to a VPC.A route table contains a set of routes that are used to determine where network traffic from your subnets in ",
		"product_code":"vpc",
		"title":"Route Table Overview",
		"uri":"route_0001.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"91"
	},
	{
		"desc":"To use the route table function provided by the VPC service, you need to configure SNAT on an ECS to enable other ECSs that do not have EIPs bound in a VPC to access the ",
		"product_code":"vpc",
		"title":"Configuring an SNAT Server",
		"uri":"vpc_route_0004.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"92"
	},
	{
		"desc":"You can create a custom route table if you do not want to use the default one.Log in to the management console.Click  in the upper left corner and select the desired regi",
		"product_code":"vpc",
		"title":"Creating a Custom Route Table",
		"uri":"vpc_route_0005.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"93"
	},
	{
		"desc":"Each route table contains a default system route, which indicates that ECSs in a VPC can communicate with each other. You can add custom routes as required to forward the",
		"product_code":"vpc",
		"title":"Adding a Custom Route",
		"uri":"vpc_route_0006.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"94"
	},
	{
		"desc":"After a route table is associated with a subnet, the routes in the route table control the routing for the subnet and apply to all cloud resources in the subnet. Determin",
		"product_code":"vpc",
		"title":"Associating a Subnet with a Route Table",
		"uri":"vpc_route_0007.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"95"
	},
	{
		"desc":"You can change the route table associated with the subnet to another one in the VPC. If the route table for a subnet is changed, routes in the new route table will apply ",
		"product_code":"vpc",
		"title":"Changing the Route Table Associated with a Subnet",
		"uri":"vpc_route_0008.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"96"
	},
	{
		"desc":"You can view details about a route table.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console homepag",
		"product_code":"vpc",
		"title":"Viewing a Route Table",
		"uri":"vpc_route_0009.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"97"
	},
	{
		"desc":"You can delete custom route tables but cannot delete the default route table.Before deleting a route table, ensure that no subnet has been associated with the custom rout",
		"product_code":"vpc",
		"title":"Deleting a Route Table",
		"uri":"vpc_route_0010.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"98"
	},
	{
		"desc":"Modify a route.The system route cannot be modified.The routes delivered by the VPN, Direct Connect services to the default route table cannot be modified.Log in to the ma",
		"product_code":"vpc",
		"title":"Modifying a Route",
		"uri":"vpc_route_0011.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"99"
	},
	{
		"desc":"Delete a route if it is no longer required.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console homep",
		"product_code":"vpc",
		"title":"Deleting a Route",
		"uri":"vpc_route_0012.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"100"
	},
	{
		"desc":"You can replicate a created route as required.The routes delivered by the VPN service to the default route table cannot be replicated.The routes delivered to the default ",
		"product_code":"vpc",
		"title":"Replicating a Route",
		"uri":"vpc_route_0013.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"101"
	},
	{
		"desc":"Information about all route tables under your account can be exported as an Excel file to a local directory. This file records the name, ID, VPC, type, and number of asso",
		"product_code":"vpc",
		"title":"Exporting Route Table Information",
		"uri":"vpc_route_0014.html",
		"doc_type":"usermanual",
		"p_code":"90",
		"code":"102"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"VPC Peering Connection",
		"uri":"vpc_peering_0000.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"103"
	},
	{
		"desc":"A VPC peering connection is a network connection between two VPCs in one region that enables you to route traffic between them using private IP addresses. ECSs in either ",
		"product_code":"vpc",
		"title":"VPC Peering Connection Creation Procedure",
		"uri":"en-us_topic_0046655036.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"104"
	},
	{
		"desc":"To enable two VPCs in the same region to communicate with each other, you can create a VPC peering connection between them. The VPC and subnet CIDR blocks must meet the r",
		"product_code":"vpc",
		"title":"VPC Peering Connection Configuration Plans",
		"uri":"en-us_topic_0046809840.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"105"
	},
	{
		"desc":"To create a VPC peering connection, first create a request to peer with another VPC. You can request a VPC peering connection with another VPC in your account, but the tw",
		"product_code":"vpc",
		"title":"Creating a VPC Peering Connection with Another VPC in Your Account",
		"uri":"en-us_topic_0046655037.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"106"
	},
	{
		"desc":"The VPC service also allows you to create a VPC peering connection with a VPC in another account. The two VPCs must be in the same region. If you request a VPC peering co",
		"product_code":"vpc",
		"title":"Creating a VPC Peering Connection with a VPC in Another Account",
		"uri":"en-us_topic_0046655038.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"107"
	},
	{
		"desc":"The owners of both the local and peer accounts can view information about the created VPC peering connections and those that are still waiting to be accepted.Log in to th",
		"product_code":"vpc",
		"title":"Viewing VPC Peering Connections",
		"uri":"vpc_peering_0001.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"108"
	},
	{
		"desc":"The owners of both the local and peer accounts can modify a VPC peering connection in any state. The VPC peering connection name can be changed.Log in to the management c",
		"product_code":"vpc",
		"title":"Modifying a VPC Peering Connection",
		"uri":"vpc_peering_0002.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"109"
	},
	{
		"desc":"The owners of both the local and peer accounts can delete a VPC peering connection in any state. After a VPC peering connection is deleted, routes configured for the conn",
		"product_code":"vpc",
		"title":"Deleting a VPC Peering Connection",
		"uri":"vpc_peering_0003.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"110"
	},
	{
		"desc":"After routes are added for a VPC peering connection, the owners of both the local and peer accounts can view information about the routes on the page showing details abou",
		"product_code":"vpc",
		"title":"Viewing Routes Configured for a VPC Peering Connection",
		"uri":"vpc_peering_0004.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"111"
	},
	{
		"desc":"After routes are added for a VPC peering connection, the owners of both the local and peer accounts can delete the routes on the Route Tables page.Log in to the managemen",
		"product_code":"vpc",
		"title":"Deleting a VPC Peering Route",
		"uri":"vpc_peering_0006.html",
		"doc_type":"usermanual",
		"p_code":"103",
		"code":"112"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"VPC Flow Log",
		"uri":"FlowLog_0001.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"113"
	},
	{
		"desc":"A VPC flow log records information about the traffic going to and from a VPC. VPC flow logs help you monitor network traffic, analyze network attacks, and determine wheth",
		"product_code":"vpc",
		"title":"VPC Flow Log Overview",
		"uri":"FlowLog_0002.html",
		"doc_type":"usermanual",
		"p_code":"113",
		"code":"114"
	},
	{
		"desc":"A VPC flow log records information about the traffic going to and from a VPC.Ensure that the following operations have been performed on the LTS console:Create a log grou",
		"product_code":"vpc",
		"title":"Creating a VPC Flow Log",
		"uri":"FlowLog_0003.html",
		"doc_type":"usermanual",
		"p_code":"113",
		"code":"115"
	},
	{
		"desc":"View information about your flow log record.The capture window is approximately 10 minutes, which indicates that a flow log record will be generated every 10 minutes. Aft",
		"product_code":"vpc",
		"title":"Viewing a VPC Flow Log",
		"uri":"FlowLog_0004.html",
		"doc_type":"usermanual",
		"p_code":"113",
		"code":"116"
	},
	{
		"desc":"After a VPC flow log is created, the VPC flow log is automatically enabled. If you do not need to record traffic data, you can disable the corresponding VPC flow log. The",
		"product_code":"vpc",
		"title":"Enabling or Disabling VPC Flow Log",
		"uri":"FlowLog_0006.html",
		"doc_type":"usermanual",
		"p_code":"113",
		"code":"117"
	},
	{
		"desc":"Delete a VPC flow log that is not required. Deleting a VPC flow log will not delete the existing flow log records in LTS.If a NIC that uses a VPC flow log is deleted, the",
		"product_code":"vpc",
		"title":"Deleting a VPC Flow Log",
		"uri":"FlowLog_0005.html",
		"doc_type":"usermanual",
		"p_code":"113",
		"code":"118"
	},
	{
		"desc":"Direct Connect allows you to establish a dedicated network connection between your data center and the cloud platform. With Direct Connect, you can establish a private co",
		"product_code":"vpc",
		"title":"Direct Connect",
		"uri":"vpc_dc_0000.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"119"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Virtual IP Address",
		"uri":"vpc_vip_0000.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"120"
	},
	{
		"desc":"A virtual IP address can be shared among multiple ECSs. An ECS can have both private and virtual IP addresses, and you can access the ECS through either IP address. A vir",
		"product_code":"vpc",
		"title":"Virtual IP Address Overview",
		"uri":"vpc_vip_0001.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"121"
	},
	{
		"desc":"If an ECS requires a virtual IP address or if a virtual IP address needs to be reserved, you can assign a virtual IP address from the subnet.Log in to the management cons",
		"product_code":"vpc",
		"title":"Assigning a Virtual IP Address",
		"uri":"vpc_vip_0002.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"122"
	},
	{
		"desc":"You can bind a virtual IP address to an EIP so that you can access the ECSs bound with the same virtual IP address from the Internet. These ECSs can work in the active/st",
		"product_code":"vpc",
		"title":"Binding a Virtual IP Address to an EIP or ECS",
		"uri":"en-us_topic_0067802474.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"123"
	},
	{
		"desc":"This section describes how to bind a virtual IP address to an EIP.You have assigned an EIP.Log in to the management console.Click  in the upper left corner and select the",
		"product_code":"vpc",
		"title":"Binding a Virtual IP Address to an EIP",
		"uri":"vpc_vip_0003.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"124"
	},
	{
		"desc":"Configure the ECS networking based on Networking.Create a VPN.The VPN can be used to access the virtual IP address of the ECS.",
		"product_code":"vpc",
		"title":"Using a VPN to Access a Virtual IP Address",
		"uri":"vpc_vip_0004.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"125"
	},
	{
		"desc":"Configure the ECS networking based on Networking.Create a Direct Connect connection.The created Direct Connect connection can be used to access the virtual IP address of ",
		"product_code":"vpc",
		"title":"Using a Direct Connect Connection to Access the Virtual IP Address",
		"uri":"vpc_vip_0005.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"126"
	},
	{
		"desc":"Configure the ECS networking based on Networking.Create a VPC peering connection.You can access the virtual IP address of the ECS through the VPC peering connection.",
		"product_code":"vpc",
		"title":"Using a VPC Peering Connection to Access the Virtual IP Address",
		"uri":"vpc_vip_0006.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"127"
	},
	{
		"desc":"Log in to the management console.Click  in the upper left corner and select the desired region and project.Under Compute, click Elastic Cloud Server.In the ECS list, clic",
		"product_code":"vpc",
		"title":"Disabling Source and Destination Check (HA Load Balancing Cluster Scenario)",
		"uri":"vpc_vip_0008.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"128"
	},
	{
		"desc":"If you no longer need a virtual IP address or a reserved virtual IP address, you can release it to avoid wasting resources.Before deleting a virtual IP address, ensure th",
		"product_code":"vpc",
		"title":"Releasing a Virtual IP Address",
		"uri":"vpc_vip_0009.html",
		"doc_type":"usermanual",
		"p_code":"120",
		"code":"129"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Monitoring",
		"uri":"vpc010011.html",
		"doc_type":"usermanual",
		"p_code":"34",
		"code":"130"
	},
	{
		"desc":"This section describes the namespace, list, and measurement dimensions of EIP and bandwidth metrics that you can check on Cloud Eye. You can use APIs or the Cloud Eye con",
		"product_code":"vpc",
		"title":"Supported Metrics",
		"uri":"vpc010012.html",
		"doc_type":"usermanual",
		"p_code":"130",
		"code":"131"
	},
	{
		"desc":"View related metrics to see bandwidth and EIP usage information.Log in to the management console.Click  in the upper left corner and select the desired region and project",
		"product_code":"vpc",
		"title":"Viewing Metrics",
		"uri":"vpc010013.html",
		"doc_type":"usermanual",
		"p_code":"130",
		"code":"132"
	},
	{
		"desc":"You can configure alarm rules to customize the monitored objects and notification policies. You can learn your resource statuses at any time.Log in to the management cons",
		"product_code":"vpc",
		"title":"Creating an Alarm Rule",
		"uri":"vpc010014.html",
		"doc_type":"usermanual",
		"p_code":"130",
		"code":"133"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Operation Guide (Old Console Edition)",
		"uri":"vpc_oldui_0000.html",
		"doc_type":"usermanual",
		"p_code":"",
		"code":"134"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"VPC and Subnet",
		"uri":"vpc_vpc02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"135"
	},
	{
		"desc":"A VPC provides an isolated virtual network for ECSs. You can configure and manage the network as required.You can create a VPC by following the procedure provided in this",
		"product_code":"vpc",
		"title":"Creating a VPC",
		"uri":"vpc_vpc02_0002.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"136"
	},
	{
		"desc":"Change the VPC name and CIDR block.If the VPC CIDR block conflicts with the CIDR block of a VPN created in the VPC, you can modify its CIDR block.When modifying the VPC C",
		"product_code":"vpc",
		"title":"Modifying a VPC",
		"uri":"vpc_vpc02_0003.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"137"
	},
	{
		"desc":"A VPC comes with a default subnet. If the default subnet cannot meet your requirements, you can create one.The subnet is configured with DHCP by default. When an ECS in t",
		"product_code":"vpc",
		"title":"Creating a Subnet for the VPC",
		"uri":"vpc_vpc02_0004.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"138"
	},
	{
		"desc":"Modify the subnet name, NTP server address, and DNS server address.Log in to the management console.Click  in the upper left corner and select the desired region and proj",
		"product_code":"vpc",
		"title":"Modifying a Subnet",
		"uri":"vpc_vpc02_0005.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"139"
	},
	{
		"desc":"You can delete a subnet to release network resources if the subnet is no longer required.You can delete a subnet only if there are no resources in the subnet. If there ar",
		"product_code":"vpc",
		"title":"Deleting a Subnet",
		"uri":"vpc_vpc02_0006.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"140"
	},
	{
		"desc":"You can delete a VPC if the VPC is no longer required.You can delete a VPC only if there are no resources in the VPC. If there are resources in the VPC, you must delete t",
		"product_code":"vpc",
		"title":"Deleting a VPC",
		"uri":"vpc_vpc02_0007.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"141"
	},
	{
		"desc":"A VPC tag identifies a VPC. Tags can be added to VPCs to facilitate VPC identification and management. You can add a tag to a VPC when creating the VPC, or you can add a ",
		"product_code":"vpc",
		"title":"Managing VPC Tags",
		"uri":"vpc_vpc02_0008.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"142"
	},
	{
		"desc":"A subnet tag identifies a subnet. Tags can be added to subnets to facilitate subnet identification and administration. You can add a tag to a subnet when creating the sub",
		"product_code":"vpc",
		"title":"Managing Subnet Tags",
		"uri":"vpc_vpc02_0009.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"143"
	},
	{
		"desc":"Information about all VPCs under your account can be exported as an Excel file to a local directory. This file records the names, ID, status, IP address ranges of VPCs, a",
		"product_code":"vpc",
		"title":"Exporting VPC List",
		"uri":"vpc_vpc02_0010.html",
		"doc_type":"usermanual",
		"p_code":"135",
		"code":"144"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Security",
		"uri":"vpc_security02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"145"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Security Group",
		"uri":"vpc_SecurityGroup02_0000.html",
		"doc_type":"usermanual",
		"p_code":"145",
		"code":"146"
	},
	{
		"desc":"A security group is a collection of access control rules for cloud resources, such as cloud servers, containers, and databases, that have the same security protection req",
		"product_code":"vpc",
		"title":"Security Group Overview",
		"uri":"vpc_SecurityGroup02_0001.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"147"
	},
	{
		"desc":"Your account automatically comes with a default security group. The default security group allows all outbound traffic, denies all inbound traffic, and allows all traffic",
		"product_code":"vpc",
		"title":"Default Security Groups and Security Group Rules",
		"uri":"vpc_SecurityGroup02_0002.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"148"
	},
	{
		"desc":"Common security group configurations are presented here. The examples in this section allow all outgoing data packets by default. This section will only describe how to c",
		"product_code":"vpc",
		"title":"Security Group Configuration Examples",
		"uri":"vpc_SecurityGroup02_0003.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"149"
	},
	{
		"desc":"To improve ECS access security, you can create security groups, define security group rules, and add ECSs in a VPC to different security groups. We recommend that you all",
		"product_code":"vpc",
		"title":"Creating a Security Group",
		"uri":"vpc_SecurityGroup02_0004.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"150"
	},
	{
		"desc":"A security group is a collection of access control rules for cloud resources, such as cloud servers, containers, and databases, to control inbound and outbound traffic. C",
		"product_code":"vpc",
		"title":"Adding a Security Group Rule",
		"uri":"vpc_SecurityGroup02_0005.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"151"
	},
	{
		"desc":"You can add multiple security group rules with different protocols and ports at the same time.Log in to the management console.Click  in the upper left corner and select ",
		"product_code":"vpc",
		"title":"Fast-Adding Security Group Rules",
		"uri":"vpc_SecurityGroup02_0006.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"152"
	},
	{
		"desc":"Replicate an existing security group rule to generate a new rule. When replicating a security group rule, you can make changes so that it is not a perfect copy.Log in to ",
		"product_code":"vpc",
		"title":"Replicating a Security Group Rule",
		"uri":"vpc_SecurityGroup02_0007.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"153"
	},
	{
		"desc":"You can modify the port, protocol, and IP address of a security group rule to meet your specific requirements.Log in to the management console.Click  in the upper left co",
		"product_code":"vpc",
		"title":"Modifying a Security Group Rule",
		"uri":"vpc_SecurityGroup02_0008.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"154"
	},
	{
		"desc":"If the source of an inbound security group rule or destination of an outbound security group rule needs to be changed, you need to first delete the security group rule an",
		"product_code":"vpc",
		"title":"Deleting a Security Group Rule",
		"uri":"vpc_SecurityGroup02_0009.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"155"
	},
	{
		"desc":"If you want to quickly apply the rules of one security group to another, or if you want to modify multiple rules of the current security group at once, you can import or ",
		"product_code":"vpc",
		"title":"Importing and Exporting Security Group Rules",
		"uri":"vpc_SecurityGroup02_0010.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"156"
	},
	{
		"desc":"This section describes how to delete security groups that you are no longer required.The default security group cannot be deleted.If a security group is associated with r",
		"product_code":"vpc",
		"title":"Deleting a Security Group",
		"uri":"vpc_SecurityGroup02_0011.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"157"
	},
	{
		"desc":"After a security group is created, you can add instances to the security group to protect the instances. You can also remove them from the security group as required.You ",
		"product_code":"vpc",
		"title":"Adding Instances to and Removing Them from a Security Group",
		"uri":"vpc_SecurityGroup02_0012.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"158"
	},
	{
		"desc":"Modify the name and description of a created security group.Method 1Log in to the management console.Click  in the upper left corner and select the desired region and pro",
		"product_code":"vpc",
		"title":"Modifying a Security Group",
		"uri":"vpc_SecurityGroup02_0013.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"159"
	},
	{
		"desc":"View inbound and outbound rules of a security group used by an ECS.Log in to the management console.Click  in the upper left corner and select the desired region and proj",
		"product_code":"vpc",
		"title":"Viewing the Security Group of an ECS",
		"uri":"vpc_SecurityGroup02_0014.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"160"
	},
	{
		"desc":"Change the security group associated with an ECS NIC.Log in to the management console.Click  in the upper left corner and select your region and project.Under Computing, ",
		"product_code":"vpc",
		"title":"Changing the Security Group of an ECS",
		"uri":"vpc_SecurityGroup02_0015.html",
		"doc_type":"usermanual",
		"p_code":"146",
		"code":"161"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Firewall",
		"uri":"vpc_acl02_0000.html",
		"doc_type":"usermanual",
		"p_code":"145",
		"code":"162"
	},
	{
		"desc":"A firewall is an optional layer of security for your subnets. After you associate one or more subnets with a firewall, you can control traffic in and out of the subnets.F",
		"product_code":"vpc",
		"title":"Firewall Overview",
		"uri":"vpc_acl02_0001.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"163"
	},
	{
		"desc":"This section provides examples for configuring firewalls.Denying Access from a Specific PortAllowing Access from Specific Ports and ProtocolsYou might want to block TCP 4",
		"product_code":"vpc",
		"title":"Firewall Configuration Examples",
		"uri":"vpc_acl02_0002.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"164"
	},
	{
		"desc":"You can create a custom firewall, but any newly created firewall will be disabled by default. It will not have any inbound or outbound rules, or have any subnets associat",
		"product_code":"vpc",
		"title":"Creating a Firewall",
		"uri":"vpc_acl02_0003.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"165"
	},
	{
		"desc":"Add an inbound or outbound rule based on your network security requirements.Log in to the management console.Click  in the upper left corner and select the desired region",
		"product_code":"vpc",
		"title":"Adding a Firewall Rule",
		"uri":"vpc_acl02_0004.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"166"
	},
	{
		"desc":"On the page showing firewall details, associate desired subnets with a firewall. After a firewall is associated with a subnet, the firewall denies all traffic to and from",
		"product_code":"vpc",
		"title":"Associating Subnets with a Firewall",
		"uri":"vpc_acl02_0005.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"167"
	},
	{
		"desc":"Disassociate a subnet from a firewall when necessary.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the con",
		"product_code":"vpc",
		"title":"Disassociating a Subnet from a Firewall",
		"uri":"vpc_acl02_0006.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"168"
	},
	{
		"desc":"If you need a rule to take effect before or after a specific rule, you can insert that rule before or after the specific rule.If multiple firewall rules conflict, only th",
		"product_code":"vpc",
		"title":"Changing the Sequence of a Firewall Rule",
		"uri":"vpc_acl02_0007.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"169"
	},
	{
		"desc":"Modify an inbound or outbound firewall rule based on your network security requirements.Log in to the management console.Click  in the upper left corner and select the de",
		"product_code":"vpc",
		"title":"Modifying a Firewall Rule",
		"uri":"vpc_acl02_0008.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"170"
	},
	{
		"desc":"Enable or disable an inbound or outbound rule based on your network security requirements.Log in to the management console.Click  in the upper left corner and select the ",
		"product_code":"vpc",
		"title":"Enabling or Disabling a Firewall Rule",
		"uri":"vpc_acl02_0009.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"171"
	},
	{
		"desc":"Delete an inbound or outbound rule based on your network security requirements.Log in to the management console.Click  in the upper left corner and select the desired reg",
		"product_code":"vpc",
		"title":"Deleting a Firewall Rule",
		"uri":"vpc_acl02_0010.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"172"
	},
	{
		"desc":"View details about a firewall.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console homepage, under Ne",
		"product_code":"vpc",
		"title":"Viewing a Firewall",
		"uri":"vpc_acl02_0011.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"173"
	},
	{
		"desc":"Modify the name and description of a firewall.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console ho",
		"product_code":"vpc",
		"title":"Modifying a Firewall",
		"uri":"vpc_acl02_0012.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"174"
	},
	{
		"desc":"After a firewall is created, you may need to enable it based on network security requirements. You can also disable an enabled firewall if need. Before enabling a firewal",
		"product_code":"vpc",
		"title":"Enabling or Disabling a Firewall",
		"uri":"vpc_acl02_0013.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"175"
	},
	{
		"desc":"Delete a firewall when it is no longer required.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console ",
		"product_code":"vpc",
		"title":"Deleting a Firewall",
		"uri":"vpc_acl02_0014.html",
		"doc_type":"usermanual",
		"p_code":"162",
		"code":"176"
	},
	{
		"desc":"You can configure security groups and firewall to increase the security of ECSs in your VPC.Security groups operate at the ECS level.Firewalls operate at the subnet level",
		"product_code":"vpc",
		"title":"Differences Between Security Groups and Firewalls",
		"uri":"vpc_acl02_0015.html",
		"doc_type":"usermanual",
		"p_code":"145",
		"code":"177"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"EIP",
		"uri":"vpc_eip02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"178"
	},
	{
		"desc":"You can assign an EIP and bind it to an ECS so that the ECS can access the Internet.EIPs for dedicated load balancers:In the eu-de region, if you choose to assign an EIP ",
		"product_code":"vpc",
		"title":"Assigning an EIP and Binding It to an ECS",
		"uri":"vpc_eip02_0001.html",
		"doc_type":"usermanual",
		"p_code":"178",
		"code":"179"
	},
	{
		"desc":"If you no longer need an EIP, unbind it from the ECS and release the EIP to avoid wasting network resources.EIP assigned together with your load balancers will also be di",
		"product_code":"vpc",
		"title":"Unbinding an EIP from an ECS and Releasing the EIP",
		"uri":"vpc_eip02_0002.html",
		"doc_type":"usermanual",
		"p_code":"178",
		"code":"180"
	},
	{
		"desc":"Tags can be added to EIPs to facilitate EIP identification and administration. You can add a tag to an EIP when assigning the EIP. Alternatively, you can add a tag to an ",
		"product_code":"vpc",
		"title":"Managing EIP Tags",
		"uri":"vpc_eip02_0003.html",
		"doc_type":"usermanual",
		"p_code":"178",
		"code":"181"
	},
	{
		"desc":"Modify the EIP bandwidth name or size.This section describes how to modify the dedicated bandwidth or shared bandwidth of an EIP. For details about how to modify a shared",
		"product_code":"vpc",
		"title":"Modifying an EIP Bandwidth",
		"uri":"vpc_eip02_0004.html",
		"doc_type":"usermanual",
		"p_code":"178",
		"code":"182"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Shared Bandwidth",
		"uri":"vpc_bandwidth02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"183"
	},
	{
		"desc":"Shared bandwidth allows multiple EIPs to share the same bandwidth. All ECSs, BMSs, and load balancers that have EIPs bound in the same region can share a bandwidth.When y",
		"product_code":"vpc",
		"title":"Shared Bandwidth Overview",
		"uri":"vpc_bandwidth02_0001.html",
		"doc_type":"usermanual",
		"p_code":"183",
		"code":"184"
	},
	{
		"desc":"Assign a shared bandwidth for use with EIPs.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console home",
		"product_code":"vpc",
		"title":"Assigning a Shared Bandwidth",
		"uri":"vpc_bandwidth02_0002.html",
		"doc_type":"usermanual",
		"p_code":"183",
		"code":"185"
	},
	{
		"desc":"Add EIPs to a shared bandwidth and the EIPs can then share that bandwidth. You can add multiple EIPs to a shared bandwidth at the same time.After an EIP is added to a sha",
		"product_code":"vpc",
		"title":"Adding EIPs to a Shared Bandwidth",
		"uri":"vpc_bandwidth02_0003.html",
		"doc_type":"usermanual",
		"p_code":"183",
		"code":"186"
	},
	{
		"desc":"Remove EIPs that are no longer required from a shared bandwidth if needed.Log in to the management console.Click  in the upper left corner and select the desired region a",
		"product_code":"vpc",
		"title":"Removing EIPs from a Shared Bandwidth",
		"uri":"vpc_bandwidth02_0004.html",
		"doc_type":"usermanual",
		"p_code":"183",
		"code":"187"
	},
	{
		"desc":"You can modify the name and size of a shared bandwidth as required.Log in to the management console.Click  in the upper left corner and select the desired region and proj",
		"product_code":"vpc",
		"title":"Modifying a Shared Bandwidth",
		"uri":"vpc_bandwidth02_0005.html",
		"doc_type":"usermanual",
		"p_code":"183",
		"code":"188"
	},
	{
		"desc":"Delete a shared bandwidth when it is no longer required.Before deleting a shared bandwidth, remove all the EIPs associated with it. For details, see Removing EIPs from a ",
		"product_code":"vpc",
		"title":"Deleting a Shared Bandwidth",
		"uri":"vpc_bandwidth02_0006.html",
		"doc_type":"usermanual",
		"p_code":"183",
		"code":"189"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Route Table",
		"uri":"vpc_route02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"190"
	},
	{
		"desc":"A custom route is a user-defined routing rule added to a VPC.",
		"product_code":"vpc",
		"title":"Route Table Overview",
		"uri":"vpc_route02_0001.html",
		"doc_type":"usermanual",
		"p_code":"190",
		"code":"191"
	},
	{
		"desc":"To use the route table function provided by the VPC service, you need to configure SNAT on an ECS to enable other ECSs that do not have EIPs bound in a VPC to access the ",
		"product_code":"vpc",
		"title":"Configuring an SNAT Server",
		"uri":"vpc_route02_0002.html",
		"doc_type":"usermanual",
		"p_code":"190",
		"code":"192"
	},
	{
		"desc":"If ECSs in a VPC need to access the Internet, add a custom route to enable the ECSs to access the Internet through an ECS that has an EIP bound.Log in to the management c",
		"product_code":"vpc",
		"title":"Adding a Custom Route",
		"uri":"vpc_route02_0003.html",
		"doc_type":"usermanual",
		"p_code":"190",
		"code":"193"
	},
	{
		"desc":"You can query information about a route table or all route tables.Log in to the management console.Click  in the upper left corner and select the desired region and proje",
		"product_code":"vpc",
		"title":"Querying a Route Table",
		"uri":"vpc_route02_0004.html",
		"doc_type":"usermanual",
		"p_code":"190",
		"code":"194"
	},
	{
		"desc":"Change the destination and next hop of the route.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console",
		"product_code":"vpc",
		"title":"Modifying a Route",
		"uri":"vpc_route02_0005.html",
		"doc_type":"usermanual",
		"p_code":"190",
		"code":"195"
	},
	{
		"desc":"Delete a route if it is no longer required.Log in to the management console.Click  in the upper left corner and select the desired region and project.On the console homep",
		"product_code":"vpc",
		"title":"Deleting a Route",
		"uri":"vpc_route02_0006.html",
		"doc_type":"usermanual",
		"p_code":"190",
		"code":"196"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"VPC Peering Connection",
		"uri":"vpc_peering02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"197"
	},
	{
		"desc":"A VPC peering connection is a network connection between two VPCs in one region that enables you to route traffic between them using private IP addresses. ECSs in either ",
		"product_code":"vpc",
		"title":"VPC Peering Connection Creation Procedure",
		"uri":"vpc_peering02_0001.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"198"
	},
	{
		"desc":"To enable two VPCs in the same region to communicate with each other, you can create a VPC peering connection between them. The VPC and subnet CIDR blocks must meet the r",
		"product_code":"vpc",
		"title":"VPC Peering Connection Configuration Plans",
		"uri":"vpc_peering02_0002.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"199"
	},
	{
		"desc":"To create a VPC peering connection, first create a request to peer with another VPC. You can request a VPC peering connection with another VPC in your account, but the tw",
		"product_code":"vpc",
		"title":"Creating a VPC Peering Connection with Another VPC in Your Account",
		"uri":"vpc_peering02_0003.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"200"
	},
	{
		"desc":"The VPC service also allows you to create a VPC peering connection with a VPC in another account. The two VPCs must be in the same region. If you request a VPC peering co",
		"product_code":"vpc",
		"title":"Creating a VPC Peering Connection with a VPC in Another Account",
		"uri":"vpc_peering02_0004.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"201"
	},
	{
		"desc":"The owners of both the local and peer accounts can view information about the created VPC peering connections and those that are still waiting to be accepted.Log in to th",
		"product_code":"vpc",
		"title":"Viewing VPC Peering Connections",
		"uri":"vpc_peering02_0005.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"202"
	},
	{
		"desc":"The owners of both the local and peer accounts can modify a VPC peering connection in any state. The VPC peering connection name can be changed.Log in to the management c",
		"product_code":"vpc",
		"title":"Modifying a VPC Peering Connection",
		"uri":"vpc_peering02_0006.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"203"
	},
	{
		"desc":"The owners of both the local and peer accounts can delete a VPC peering connection in any state. After a VPC peering connection is deleted, routes configured for the conn",
		"product_code":"vpc",
		"title":"Deleting a VPC Peering Connection",
		"uri":"vpc_peering02_0007.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"204"
	},
	{
		"desc":"After routes are added for a VPC peering connection, the owners of both the local and peer accounts can view information about the routes on the page showing details abou",
		"product_code":"vpc",
		"title":"Viewing Routes Configured for a VPC Peering Connection",
		"uri":"vpc_peering02_0008.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"205"
	},
	{
		"desc":"After routes are added for a VPC peering connection, the owners of both the local and peer accounts can delete the routes on the page showing details about the peering co",
		"product_code":"vpc",
		"title":"Deleting a VPC Peering Route",
		"uri":"vpc_peering02_0010.html",
		"doc_type":"usermanual",
		"p_code":"197",
		"code":"206"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"VPC Flow Log",
		"uri":"vpc_FlowLog02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"207"
	},
	{
		"desc":"A VPC flow log records information about the traffic going to and from a VPC. VPC flow logs help you monitor network traffic, analyze network attacks, and determine wheth",
		"product_code":"vpc",
		"title":"VPC Flow Log Overview",
		"uri":"vpc_FlowLog02_0001.html",
		"doc_type":"usermanual",
		"p_code":"207",
		"code":"208"
	},
	{
		"desc":"A VPC flow log records information about the traffic going to and from a VPC.Ensure that the following operations have been performed on the LTS console:Create a log grou",
		"product_code":"vpc",
		"title":"Creating a VPC Flow Log",
		"uri":"vpc_FlowLog02_0002.html",
		"doc_type":"usermanual",
		"p_code":"207",
		"code":"209"
	},
	{
		"desc":"View information about your flow log record.The capture window is approximately 10 minutes, which indicates that a flow log record will be generated every 10 minutes. Aft",
		"product_code":"vpc",
		"title":"Viewing a VPC Flow Log",
		"uri":"vpc_FlowLog02_0003.html",
		"doc_type":"usermanual",
		"p_code":"207",
		"code":"210"
	},
	{
		"desc":"After a VPC flow log is created, the VPC flow log is automatically enabled. If you do not need to record traffic data, you can disable the corresponding VPC flow log. The",
		"product_code":"vpc",
		"title":"Enabling or Disabling VPC Flow Log",
		"uri":"vpc_FlowLog02_0004.html",
		"doc_type":"usermanual",
		"p_code":"207",
		"code":"211"
	},
	{
		"desc":"Delete a VPC flow log that is not required. Deleting a VPC flow log will not delete the existing flow log records in LTS.If a NIC that uses a VPC flow log is deleted, the",
		"product_code":"vpc",
		"title":"Deleting a VPC Flow Log",
		"uri":"vpc_FlowLog02_0005.html",
		"doc_type":"usermanual",
		"p_code":"207",
		"code":"212"
	},
	{
		"desc":"Direct Connect allows you to establish a dedicated network connection between your data center and the cloud platform. With Direct Connect, you can establish a private co",
		"product_code":"vpc",
		"title":"Direct Connect",
		"uri":"vpc_dc02_0001.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"213"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Virtual IP Address",
		"uri":"vpc_vip02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"214"
	},
	{
		"desc":"A virtual IP address can be shared among multiple ECSs. An ECS can have both private and virtual IP addresses, and you can access the ECS through either IP address. A vir",
		"product_code":"vpc",
		"title":"Virtual IP Address Overview",
		"uri":"vpc_vip02_0001.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"215"
	},
	{
		"desc":"If an ECS requires a virtual IP address or if a virtual IP address needs to be reserved, you can assign a virtual IP address from the subnet.Log in to the management cons",
		"product_code":"vpc",
		"title":"Assigning a Virtual IP Address",
		"uri":"vpc_vip02_0002.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"216"
	},
	{
		"desc":"You can bind a virtual IP address to an EIP so that you can access the ECSs bound with the same virtual IP address from the Internet. These ECSs can work in the active/st",
		"product_code":"vpc",
		"title":"Binding a Virtual IP Address to an EIP or ECS",
		"uri":"vpc_vip02_0003.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"217"
	},
	{
		"desc":"This section describes how to bind a virtual IP address to an EIP.You have assigned an EIP.Log in to the management console.Click  in the upper left corner and select the",
		"product_code":"vpc",
		"title":"Binding a Virtual IP Address to an EIP",
		"uri":"vpc_vip02_0004.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"218"
	},
	{
		"desc":"Configure the ECS networking based on Networking.Create a VPN.The VPN can be used to access the virtual IP address of the ECS.",
		"product_code":"vpc",
		"title":"Using a VPN to Access a Virtual IP Address",
		"uri":"vpc_vip02_0005.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"219"
	},
	{
		"desc":"Configure the ECS networking based on Networking.Create a Direct Connect connection.The created Direct Connect connection can be used to access the virtual IP address of ",
		"product_code":"vpc",
		"title":"Using a Direct Connect Connection to Access the Virtual IP Address",
		"uri":"vpc_vip02_0006.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"220"
	},
	{
		"desc":"Configure the ECS networking based on Networking.Create a VPC peering connection.You can access the virtual IP address of the ECS through the VPC peering connection.",
		"product_code":"vpc",
		"title":"Using a VPC Peering Connection to Access the Virtual IP Address",
		"uri":"vpc_vip02_0007.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"221"
	},
	{
		"desc":"Log in to the management console.Click  in the upper left corner and select the desired region and project.Under Compute, click Elastic Cloud Server.In the ECS list, clic",
		"product_code":"vpc",
		"title":"Disabling Source and Destination Check (HA Load Balancing Cluster Scenario)",
		"uri":"vpc_vip02_0009.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"222"
	},
	{
		"desc":"If you no longer need a virtual IP address or a reserved virtual IP address, you can release it to avoid wasting resources.Before deleting a virtual IP address, ensure th",
		"product_code":"vpc",
		"title":"Releasing a Virtual IP Address",
		"uri":"vpc_vip02_0010.html",
		"doc_type":"usermanual",
		"p_code":"214",
		"code":"223"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Monitoring",
		"uri":"vpc_monitor02_0000.html",
		"doc_type":"usermanual",
		"p_code":"134",
		"code":"224"
	},
	{
		"desc":"This section describes the namespace, list, and measurement dimensions of EIP and bandwidth metrics that you can check on Cloud Eye. You can use APIs or the Cloud Eye con",
		"product_code":"vpc",
		"title":"Supported Metrics",
		"uri":"vpc_monitor02_0001.html",
		"doc_type":"usermanual",
		"p_code":"224",
		"code":"225"
	},
	{
		"desc":"View related metrics to see bandwidth and EIP usage information.Log in to the management console.Click  in the upper left corner and select the desired region and project",
		"product_code":"vpc",
		"title":"Viewing Metrics",
		"uri":"vpc_monitor02_0002.html",
		"doc_type":"usermanual",
		"p_code":"224",
		"code":"226"
	},
	{
		"desc":"You can configure alarm rules to customize the monitored objects and notification policies. You can learn your resource statuses at any time.Log in to the management cons",
		"product_code":"vpc",
		"title":"Creating an Alarm Rule",
		"uri":"vpc_monitor02_0003.html",
		"doc_type":"usermanual",
		"p_code":"224",
		"code":"227"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"FAQs",
		"uri":"vpc_faq_0000.html",
		"doc_type":"usermanual",
		"p_code":"",
		"code":"228"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"General",
		"uri":"faq_common.html",
		"doc_type":"usermanual",
		"p_code":"228",
		"code":"229"
	},
	{
		"desc":"A quota limits the quantity of a resource available to users, thereby preventing spikes in the usage of the resource. For example, a VPC quota limits the number of VPCs t",
		"product_code":"vpc",
		"title":"What Is a Quota?",
		"uri":"vpc_faq_0051.html",
		"doc_type":"usermanual",
		"p_code":"229",
		"code":"230"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"VPC and Subnet",
		"uri":"faq_vpc.html",
		"doc_type":"usermanual",
		"p_code":"228",
		"code":"231"
	},
	{
		"desc":"The Virtual Private Cloud (VPC) service enables you to provision logically isolated, configurable, and manageable virtual networks for Elastic Cloud Servers (ECSs), impro",
		"product_code":"vpc",
		"title":"What Is Virtual Private Cloud?",
		"uri":"vpc_faq_0001.html",
		"doc_type":"usermanual",
		"p_code":"231",
		"code":"232"
	},
	{
		"desc":"The following table lists the private CIDR blocks that you can specify when creating a VPC. Consider the following when selecting a VPC CIDR block:Number of IP addresses:",
		"product_code":"vpc",
		"title":"Which CIDR Blocks Are Available for the VPC Service?",
		"uri":"vpc_faq_0004.html",
		"doc_type":"usermanual",
		"p_code":"231",
		"code":"233"
	},
	{
		"desc":"Subnets in the same VPC can communicate with each other, but subnets in different VPCs cannot communicate with each other by default. However, you can create VPC peering ",
		"product_code":"vpc",
		"title":"Can Subnets Communicate with Each Other?",
		"uri":"vpc_faq_0005.html",
		"doc_type":"usermanual",
		"p_code":"231",
		"code":"234"
	},
	{
		"desc":"A subnet CIDR block must be included in its VPC CIDR block. Supported VPC CIDR blocks are 10.0.0.0/8–24, 172.16.0.0/12–24, and 192.168.0.0/16–24. The allowed block size o",
		"product_code":"vpc",
		"title":"What Subnet CIDR Blocks Are Available?",
		"uri":"vpc_faq_0006.html",
		"doc_type":"usermanual",
		"p_code":"231",
		"code":"235"
	},
	{
		"desc":"Each account can have a maximum of 100 subnets. If the number of subnets cannot meet your service requirements, request a quota increase. For details, see What Is a Quota",
		"product_code":"vpc",
		"title":"How Many Subnets Can I Create?",
		"uri":"vpc_faq_0009.html",
		"doc_type":"usermanual",
		"p_code":"231",
		"code":"236"
	},
	{
		"desc":"The VPC service allows you to create private, isolated virtual networks. In a VPC, you can manage private IP address ranges, subnets, route tables, and gateways. ECSs, BM",
		"product_code":"vpc",
		"title":"How Can I Delete a Subnet That Is Being Used by Other Resources?",
		"uri":"vpc_faq_0075.html",
		"doc_type":"usermanual",
		"p_code":"231",
		"code":"237"
	},
	{
		"desc":"The network ID of the subnet is the neutron_network_id in the subnet fields in Subnet > Creating a Subnet in the Virtual Private Cloud API Reference.Parameter neutron_net",
		"product_code":"vpc",
		"title":"What Are the Differences Between the Network ID and Subnet ID of a Subnet?",
		"uri":"vpc_faq_0094.html",
		"doc_type":"usermanual",
		"p_code":"231",
		"code":"238"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"EIP",
		"uri":"faq_eip.html",
		"doc_type":"usermanual",
		"p_code":"228",
		"code":"239"
	},
	{
		"desc":"The Elastic IP (EIP) service enables your cloud resources to communicate with the Internet using static public IP addresses and scalable bandwidths. EIPs can be bound to ",
		"product_code":"vpc",
		"title":"What Are EIPs?",
		"uri":"vpc_faq_0013.html",
		"doc_type":"usermanual",
		"p_code":"239",
		"code":"240"
	},
	{
		"desc":"Each EIP can be bound to only one ECS at a time.",
		"product_code":"vpc",
		"title":"Can I Bind an EIP to Multiple ECSs?",
		"uri":"vpc_faq_0019.html",
		"doc_type":"usermanual",
		"p_code":"239",
		"code":"241"
	},
	{
		"desc":"Each ECS is automatically added to a security group after being created to ensure its security. The security group denies access traffic from the Internet by default. To ",
		"product_code":"vpc",
		"title":"How Do I Access an ECS with an EIP Bound from the Internet?",
		"uri":"vpc_faq_0020.html",
		"doc_type":"usermanual",
		"p_code":"239",
		"code":"242"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Bandwidth",
		"uri":"faq_bandwidth.html",
		"doc_type":"usermanual",
		"p_code":"228",
		"code":"243"
	},
	{
		"desc":"There are dedicated bandwidth and shared bandwidth. A dedicated bandwidth can only be used by one EIP, but a shared bandwidth can be used by multiple EIPs.",
		"product_code":"vpc",
		"title":"What Bandwidth Types Are Available?",
		"uri":"vpc_faq_0012.html",
		"doc_type":"usermanual",
		"p_code":"243",
		"code":"244"
	},
	{
		"desc":"Dedicated bandwidth: The bandwidth can only be used by one EIP and the EIP can only be used by one cloud resource, such as an ECS, a NAT gateway, or a load balancer.Share",
		"product_code":"vpc",
		"title":"What Are the Differences Between a Dedicated Bandwidth and a Shared Bandwidth? Can a Dedicated Bandwidth Be Changed to a Shared Bandwidth or the Other Way Around?",
		"uri":"faq_bandwidth_0003.html",
		"doc_type":"usermanual",
		"p_code":"243",
		"code":"245"
	},
	{
		"desc":"The bandwidth range is from 1 Mbit/s to 1,000 Mbit/s.",
		"product_code":"vpc",
		"title":"What Is the Bandwidth Size Range?",
		"uri":"vpc_faq_0011.html",
		"doc_type":"usermanual",
		"p_code":"243",
		"code":"246"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Connectivity",
		"uri":"faq_connection.html",
		"doc_type":"usermanual",
		"p_code":"228",
		"code":"247"
	},
	{
		"desc":"If the two VPCs are in the same region, you can use a VPC peering connection to enable communication between them.If the two VPCs are in different regions, you can use a ",
		"product_code":"vpc",
		"title":"Does a VPN Allow Communication Between Two VPCs?",
		"uri":"vpc_faq_0058.html",
		"doc_type":"usermanual",
		"p_code":"247",
		"code":"248"
	},
	{
		"desc":"When an ECS has more than one NIC, if different DNS server addresses are configured for the subnets used by the NICs, the ECS cannot access the Internet or domain names i",
		"product_code":"vpc",
		"title":"Why Are Internet or Internal Domain Names in the Cloud Inaccessible Through Domain Names When My ECS Has Multiple NICs?",
		"uri":"vpc_faq_0060.html",
		"doc_type":"usermanual",
		"p_code":"247",
		"code":"249"
	},
	{
		"desc":"If two VPCs connected by a VPC peering connection overlap with each other, there will be route conflicts and the VPC peering connection may not be usable.After a VPC peer",
		"product_code":"vpc",
		"title":"Are There Any Constraints on Using VPC Peering Connections?",
		"uri":"vpc_faq_0068.html",
		"doc_type":"usermanual",
		"p_code":"247",
		"code":"250"
	},
	{
		"desc":"Check whether the VPC IDs are correctly configured for the VPC peering connection.Check whether the VPCs have routes that point to the CIDR block of the other VPC.Check w",
		"product_code":"vpc",
		"title":"Why Did Communication Fail Between VPCs That Were Connected by a VPC Peering Connection?",
		"uri":"vpc_faq_0069.html",
		"doc_type":"usermanual",
		"p_code":"247",
		"code":"251"
	},
	{
		"desc":"Each account can have a maximum of 50 VPC peering connections in each region by default.VPC peering connections between VPCs in one account: Each account can create a max",
		"product_code":"vpc",
		"title":"How Many VPC Peering Connections Can I Create?",
		"uri":"vpc_faq_0070.html",
		"doc_type":"usermanual",
		"p_code":"247",
		"code":"252"
	},
	{
		"desc":"The priority of an EIP is higher than that of a custom route in a VPC route table. For example:The VPC route table of an ECS has a custom route with 0.0.0.0/0 as the dest",
		"product_code":"vpc",
		"title":"What Are the Priorities of the Custom Route and EIP If Both Are Configured for an ECS to Enable the ECS to Access the Internet?",
		"uri":"vpc_faq_0073.html",
		"doc_type":"usermanual",
		"p_code":"247",
		"code":"253"
	},
	{
		"desc":"The priority of a custom route is higher than that of shared SNAT.",
		"product_code":"vpc",
		"title":"What Are the Priorities of the Shared SNAT and Custom Route If Both Are Configured for an ECS to Enable the ECS to Access the Internet?",
		"uri":"vpc_faq_00002.html",
		"doc_type":"usermanual",
		"p_code":"247",
		"code":"254"
	},
	{
		"desc":"Users with IPv6 clients can call APIs to assign IPv6 EIPs and bind the EIPs to ECSs. Then, the users can use the EIP to access the ECSs in the VPC over the Internet.For d",
		"product_code":"vpc",
		"title":"How Does an IPv6 Client on the Internet Access the ECS That Has an EIP Bound in a VPC?",
		"uri":"vpc_faq_0076.html",
		"doc_type":"usermanual",
		"p_code":"247",
		"code":"255"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Routing",
		"uri":"faq_route.html",
		"doc_type":"usermanual",
		"p_code":"228",
		"code":"256"
	},
	{
		"desc":"A route table cannot span multiple VPCs.A route table contains a set of routes that are used to determine where network traffic from your subnets in a VPC is directed. A ",
		"product_code":"vpc",
		"title":"Can a Route Table Span Multiple VPCs?",
		"uri":"vpc_faq_0062.html",
		"doc_type":"usermanual",
		"p_code":"256",
		"code":"257"
	},
	{
		"desc":"Currently, a route table can contain 100 routes.",
		"product_code":"vpc",
		"title":"How Many Routes Can a Route Table Contain?",
		"uri":"vpc_faq_0063.html",
		"doc_type":"usermanual",
		"p_code":"256",
		"code":"258"
	},
	{
		"desc":"An ECS providing SNAT must have Unbind IP from MAC enabled.The destination of each route in a route table must be unique. The next hop must be a private IP address or a v",
		"product_code":"vpc",
		"title":"Are There Any Restrictions on Using a Route Table?",
		"uri":"vpc_faq_0064.html",
		"doc_type":"usermanual",
		"p_code":"256",
		"code":"259"
	},
	{
		"desc":"The route table function itself is free, but you are charged for the ECSs and bandwidth that you use together with the route table function.",
		"product_code":"vpc",
		"title":"Will a Route Table Be Billed?",
		"uri":"vpc_faq_0065.html",
		"doc_type":"usermanual",
		"p_code":"256",
		"code":"260"
	},
	{
		"desc":"No. Direct Connect connections and custom routes are used in different scenarios, so the routing priorities are different.",
		"product_code":"vpc",
		"title":"Do the Same Routing Priorities Apply to Direct Connect Connections and Custom Routes in the Same VPC?",
		"uri":"vpc_faq_0066.html",
		"doc_type":"usermanual",
		"p_code":"256",
		"code":"261"
	},
	{
		"desc":"No. The routing priority of custom routes and that of VPNs are the same.",
		"product_code":"vpc",
		"title":"Are There Different Routing Priorities of the VPN and Custom Routes in the Same VPC?",
		"uri":"vpc_faq_00001.html",
		"doc_type":"usermanual",
		"p_code":"256",
		"code":"262"
	},
	{
		"desc":"By default, a maximum of 100 routes can be added for a VPC. The routes include custom routes and those added for Direct Connect and VPC peering connections.",
		"product_code":"vpc",
		"title":"How Many Routes Can Be Added in a VPC?",
		"uri":"vpc_faq_0071.html",
		"doc_type":"usermanual",
		"p_code":"256",
		"code":"263"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Security",
		"uri":"faq_security.html",
		"doc_type":"usermanual",
		"p_code":"228",
		"code":"264"
	},
	{
		"desc":"Yes. Log in to the ECS console, switch to the page showing ECS details, and change the security group of the ECS.",
		"product_code":"vpc",
		"title":"Can I Change the Security Group of an ECS?",
		"uri":"vpc_faq_0039.html",
		"doc_type":"usermanual",
		"p_code":"264",
		"code":"265"
	},
	{
		"desc":"Each account can have up to 100 security groups and 5000 security group rules.When you create an ECS, you can select multiple security groups, but it is recommended that ",
		"product_code":"vpc",
		"title":"How Many Security Groups Can I Create?",
		"uri":"vpc_faq_0040.html",
		"doc_type":"usermanual",
		"p_code":"264",
		"code":"266"
	},
	{
		"desc":"The TFTP daemon determines whether a configuration file specifies the port range. If you use a TFTP configuration file that allows the data channel ports to be configurab",
		"product_code":"vpc",
		"title":"How Do I Configure a Security Group for Multi-Channel Protocols?",
		"uri":"vpc_faq_0059.html",
		"doc_type":"usermanual",
		"p_code":"264",
		"code":"267"
	},
	{
		"desc":"You can create up to 200 firewalls. It is recommended that you configure no more than 20 inbound or outbound rules for each firewall. If you configure more than 20 inboun",
		"product_code":"vpc",
		"title":"How Many Firewalls Can I Create?",
		"uri":"vpc_faq_0072.html",
		"doc_type":"usermanual",
		"p_code":"264",
		"code":"268"
	},
	{
		"desc":"Security groups are stateful. Responses to outbound traffic are allowed to go in to the instance regardless of inbound security group rules, and vice versa. Security grou",
		"product_code":"vpc",
		"title":"Does a Security Group Rule or a Firewall Rule Immediately Take Effect for Existing Connections After It Is Modified?",
		"uri":"vpc_faq_0074.html",
		"doc_type":"usermanual",
		"p_code":"264",
		"code":"269"
	},
	{
		"desc":"Security group rules use the whitelist mechanism. If multiple security group rules conflict, the rules are aggregated to take effect.",
		"product_code":"vpc",
		"title":"Which Security Group Rule Has Priority When Multiple Security Group Rules Conflict?",
		"uri":"vpc_faq_0077.html",
		"doc_type":"usermanual",
		"p_code":"264",
		"code":"270"
	},
	{
		"desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.",
		"product_code":"vpc",
		"title":"Change History",
		"uri":"vpc_faq_0103.html",
		"doc_type":"usermanual",
		"p_code":"",
		"code":"271"
	},
	{
		"desc":"For details about the terms involved in this document, see Glossary.",
		"product_code":"vpc",
		"title":"Glossary",
		"uri":"vpc_faq_0106.html",
		"doc_type":"usermanual",
		"p_code":"",
		"code":"272"
	}
]