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Default VPC and VSwitch

Last Updated: Jul 05, 2017

Alibaba Cloud provides a default VPC and VSwitch for you in the situation that you do not have any existing VPC and VSwitch to use when creating a cloud product instance. A default VPC and VSwitch will be created along with the creation of the instance.

Default VPC and VSwitch

Default VPC and VSwitch feature list

Default VPCDefault VSwitch
The default VPC in each region is unique. The default VSwitch in each Availability Zone is unique.
The netmask for a default VPC is /16 such as 172.31.0.0/16, which provides up to 65536 private IP addresses. The netmask for a default VSwitch is /20 such as 172.31.0.0/20, which provides up to 4096 private IP addresses.
The default VPC does not occupy the VPC quota that the Alibaba Cloud allocates to you. The default VSwitch does not occupy the VSwitch quota that the Alibaba Cloud allocates to you.
The default VPC is created by the system, all the VPCs created by you are non-default VPCs. The default VSwitch is created by the system, all the VSwitches created by you are non-default VSwitches.
The operations and restrictions for default and non-default VPCs are the same. The operations and restrictions for default and non-default VSwitches are the same.
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