[AWS] VPC Peering

VPC Peering allows direct communication between VPCs using OSI Layer 3 (Network). Once the VPCs are connected, 2 VPCs can communicate using private IP addresses.

  • Instances can connect each other as if they are in the same private network.
  • VPC Peers can span AWS accounts and even regions with some limitations.
  • Data is encrypted and transits via the AWS global backbone.
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