Accelerated Site-to-Site VPN
🔄 Traditional Setup: VGW ↔ CGW
VGW = Virtual Private Gateway (AWS side).
CGW = Customer Gateway (your on-premises side).
Standard VPN connection over the public internet.
🔼 Modern Setup: CGW → TGW → VPC(n)
Replace VGW with Transit Gateway (TGW).
Transit Gateway connects one CGW to multiple VPCs easily.
Simplifies management and scales better.
🚀 Enhanced Setup: CGW → Global Accelerator → TGW → VPC(n)
Add AWS Global Accelerator between CGW and TGW.
Global Accelerator provides optimized routing through the AWS global network.
Avoids public internet as much as possible for better performance and reliability.
⚡ Accelerated VPN
Performance enhancement for VPN traffic.
More direct and efficient path between CGW and AWS.
Reduces latency, increases speed, and improves reliability.
🧠 Quick Summary
VGW ↔ CGW
Traditional VPN using public internet
CGW → TGW → VPC(n)
Modern scalable setup using Transit Gateway
CGW → Global Accelerator → TGW → VPC(n)
High-performance VPN with optimized AWS network routing






Last updated