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doc-exports/docs/natgw/umn/nat_faq_0003.html
zhoumeng35 7310adf178 NATat_umn_0823
Reviewed-by: Hajba, László Antal <laszlo-antal.hajba@t-systems.com>
Co-authored-by: zhoumeng35 <zhoumeng35@huawei.com>
Co-committed-by: zhoumeng35 <zhoumeng35@huawei.com>
2025-04-11 11:57:46 +00:00

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<a name="nat_faq_0003"></a><a name="nat_faq_0003"></a>
<h1 class="topictitle1">What Is the Relationship Between a VPC, Public NAT Gateway, EIP Bandwidth, and ECS?</h1>
<div id="body8662426"><ul id="nat_faq_0003__en-us_topic_0201532979_ul6422493815350"><li id="nat_faq_0003__en-us_topic_0201532979_li2659561415350">A VPC is a secure, isolated, logical network environment.</li><li id="nat_faq_0003__en-us_topic_0201532979_li2193374815413">A public NAT gateway enables ECSs in a VPC to access the Internet.</li><li id="nat_faq_0003__en-us_topic_0201532979_li4739003315343">EIP is a service that provides valid static IP addresses on the Internet. The throughput of a VPC is determined by the EIP bandwidth.</li><li id="nat_faq_0003__en-us_topic_0201532979_li3747920415346">An ECS is an instance running in a VPC and uses a public NAT gateway to access the Internet.</li></ul>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="nat_faq_0100.html">Public NAT Gateways</a></div>
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