Help Center/ Virtual Private Network/ FAQs/ Classic VPN/ Subnet Setting/ How Many Local and Remote Subnets Can I Add to a VPN? Why Is an Error Message Displayed When I Update the Local Subnet by Specifying a CIDR Block?

Updated on 2023-06-16 GMT+08:00

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How Many Local and Remote Subnets Can I Add to a VPN? Why Is an Error Message Displayed When I Update the Local Subnet by Specifying a CIDR Block?

You can configure up to 5 local subnets. The product of the number of local subnets and the number of remote subnets cannot exceed 225.
A VPC delivers VPC subnet routes based on remote subnets of a VPN connection, remote subnets of a Direct Connect connection, subnets of a VPC peering connection, and subnets of a Cloud Connect connection. Each subnet has one route.
The number of VPC subnet routes cannot exceed 200. That is, in a VPC, the total number of remote subnets of a VPN connection, remote subnets of a Direct Connect connection, subnets of a VPC peering connection, and subnets of a Cloud Connect connection, and custom routes cannot exceed 200.

Parent topic: Subnet Setting

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