October 2019
Intermediate to advanced
520 pages
13h 5m
English
Cloud NAT is a regional self-scaling service that's fully managed by Google. It allows VMs to access the internet without the need for an external IP address. It does not, however, allow inbound internet traffic to the VMs. This service is provided by Google SDN, so there are no gateway instances to manage. In fact, under the hood, there are no actual proxy VMs.
In terms of bandwidth, each VM gets exactly the same bandwidth it would get if it had an external IP.
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