By default Function Compute cannot access resources within a VPC network group.

Specifies whether to allow functions to access VPC resources.

On: Functions can access VPC resources.

If you turn on the switch, you must set the following parameters:

VPC: Select a VPC.

Vswitches: Select one or more vSwitches.

Security Group: Select the security group with which your ENI is associated.

Off: Functions cannot access VPC resources.

https://www.alibabacloud.com/help/doc-detail/72959.htm