🈵(NGW) NAT Gateway vs NAT Instance

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(NGW) NAT Gateway¶

• must be in public subnet
• Elastic IP Required
• Fixed to one AZ
• optional, just required for private subnets
• Handled by AWS , no administration overload.
• Don't support port forwarder.
• No support for IPv6.

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Nat Instance¶

• Manage by user.
• Use as Bastion server.
• Support port forwarding.
• In order to specify as Target in a route table, Must disable Source and Destination.
• No support for IPv6.

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