Basic Information
| Field | Details |
|---|---|
| English name | AWS Transit Gateway |
| Full name | AWS Transit Gateway |
| Chinese description | 中转网关 |
| Japanese description | トランジットゲートウェイ |
| Exam frequency | ⭐⭐⭐⭐ |
| Often confused with | VPC Peering / Virtual Private Gateway |
In one sentence
A regional hub that connects many VPCs and on-premises networks through centralized routing.
Key points
- Transit Gateway reduces the complexity of many point-to-point peering or VPN connections.
- Attachments connect VPCs, VPNs, Direct Connect gateways, and peered transit gateways.
- Transit Gateway route tables support segmentation between groups of networks.
Exam takeaway
It is a routed hub, not a firewall; inspection and security controls must be designed separately.