Function

This API is used to create a NAT gateway.

URI

POST /v2.0/nat_gateways

Request

Table 1 describes the request parameter.

**Table 1** Request parameter
Parameter	Mandatory	Type	Description
nat_gateway	Yes	Object	Specifies the NAT gateway object. For details, see Table 2.

**Table 2** Description of the **nat_gateway** field
Parameter	Mandatory	Type	Description
tenant_id	No	String	Specifies the project ID.
name	Yes	String(64)	Specifies the NAT gateway name. The name can contain only digits, letters, underscores (_), and hyphens (-).
description	No	String(255)	Provides supplementary information about the NAT gateway.
spec	Yes	String	Specifies the NAT gateway type. The type can be: 0: micro type, which supports up to 1,000 SNAT connections. 1: small type, which supports up to 10,000 SNAT connections. 2: medium type, which supports up to 50,000 SNAT connections. 3: large type, which supports up to 200,000 SNAT connections. 4: extra-large type, which supports up to 1,000,000 SNAT connections.
router_id	Yes	String	Specifies the VPC ID.
internal_network_id	Yes	String	Specifies the network ID of the downstream interface (the next hop of the DVR) of the NAT gateway.

Response

Table 3 lists response parameters.

**Table 3** Response parameter
Parameter	Type	Description
nat_gateway	Object	Specifies the NAT gateway object. For details, see Table 4.

**Table 4** Description of the **nat_gateway** field
Parameter	Type	Description
id	String	Specifies the NAT gateway ID.
tenant_id	String	Specifies the project ID.
name	String(64)	Specifies the NAT gateway name. The name can contain only digits, letters, underscores (_), and hyphens (-).
description	String(255)	Provides supplementary information about the NAT gateway.
spec	String	Specifies the NAT gateway type. The type can be: 0: micro type, which supports up to 1,000 SNAT connections. 1: small type, which supports up to 10,000 SNAT connections. 2: medium type, which supports up to 50,000 SNAT connections. 3: large type, which supports up to 200,000 SNAT connections. 4: extra-large type, which supports up to 1,000,000 SNAT connections.
router_id	String	Specifies the router ID.
internal_network_id	String	Specifies the network ID of the downstream interface (the next hop of the DVR) of the NAT gateway.
status	String	Specifies the NAT gateway status. For details about all its values, see Table 1.
admin_state_up	Boolean	Specifies whether the NAT gateway is up or down. The state can be: true: The NAT gateway is up. false: The NAT gateway is down.
created_at	String	Specifies when the NAT gateway was created (UTC time). Its value rounds to 6 decimal places for seconds. The format is yyyy-mm-dd hh:mm:ss.
billinginfo	String	Specifies the order information. This parameter is left blank by default.
freeze_info	String	Specifies information about the frozen NAT gateway.
sys_tags	List<String>	Specifies the ID of the enterprise project associated with the NAT gateway when the NAT gateway is created.
snat_rule_public_ip_limit	Integer	Specifies the maximum number of EIPs in an SNAT rule on a NAT gateway. The default value is 20.
dnat_rules_limit	Long	Specifies the maximum number of DNAT rules on a NAT gateway. The default value is 200.

Examples

Example request

POST https://{Endpoint}/v2.0/nat_gateways
{
    "nat_gateway": {
        "name": "nat_001",
        "description": "my nat gateway 01",
        "router_id": "d84f345c-80a1-4fa2-a39c-d0d397c3f09a",
        "internal_network_id": "89d66639-aacb-4929-969d-07080b0f9fd9",
        "spec": "1"
    }
}

Example response

{
    "nat_gateway": { 
         "router_id": "d84f345c-80a1-4fa2-a39c-d0d397c3f09a", 
         "status": "PENDING_CREATE", 
         "description": "my nat gateway 01", 
         "admin_state_up": true, 
         "tenant_id": "27e25061336f4af590faeabeb7fcd9a3", 
         "created_at": "2017-11-18 07:34:32.203044", 
         "spec": "1", 
         "internal_network_id": "89d66639-aacb-4929-969d-07080b0f9fd9", 
         "id": "a78fb3eb-1654-4710-8742-3fc49d5f04f8",
         "billinginfo": "",
         "dnat_rules_limit": 200,
         "snat_rule_public_ip_limit": 20,
         "freeze_info": null,
         "sys_tags": [
             "_sys_enterprise_project_id=0"
         ],
         "name": "nat_001" 
    }
}

Status Codes

See Status Codes.

Creating a NAT Gateway

Function

URI

Request

Response

Examples

Status Codes