NAT Gateway V/s NAT-Instance

  1. NAT-Gateways are AWS managed | NAT-Instances are customer managed

  2. NAT-G/W Support scale up 100 GBPs | NAT-Instances Depends on underlying instance

  3. NAT-G/W On timeout sends RST pkt to backend | NAT-Instances On timeout sends FIN pkt to backend

  4. Port-forwarding not allowed on NAT-G/W | port-forwarding can be configured on NAT-Instances

  5. Fragmented pkt forwarding available only for UDP based pkts on G/w | fragmented pkt forwarding available for UDP, TCP and ICMP based pkts on Instances

  6. NAT-GW Maintained by AWS, NAT-Instances maintained by customer

PreviousClient V/s Site-to-Site VPNNextNAT-T

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