NAT Gateway

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Networking #

This topic describes how to set up and manage a Network Address Translation (NAT) gateway.

• A NAT gateway gives cloud resources without public IP addresses access to the internet without exposing those resources to incoming internet connections.

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Highlights🔗 #

• You can add a NAT gateway to your VCN to give instances in a private subnet access to the internet.
• Instances in a private subnet don’t have public IP addresses.
  • With the NAT gateway, they can initiate connections to the internet and receive responses, but not receive inbound connections initiated from the internet.
  • NAT gateways are highly available and support TCP, UDP, and ICMP ping traffic.