1 Answer
- Newest
- Most votes
- Most comments
1
Hard limits are not published and every limit increase request is subject to review. AWS Support might approve, deny, or partially approve your requests as mentioned here
That being said, with 1 TGW in a region you can do upto 5000 attachments (VPC/VPN/DXGW/Connect) you really shouldn't need more than 1 TGW in a region. See below 2 statements from Transit gateway design best practices
-
You do not need additional transit gateways for high availability, because transit gateways are highly available by design.
-
For redundancy, use a single Transit Gateway in each Region for disaster recovery.
Relevant content
- AWS OFFICIALUpdated 2 years ago
- AWS OFFICIALUpdated a month ago
- AWS OFFICIALUpdated 2 years ago