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Transit Router VPC Attachment Multi-Zone Configuration

ID: rule:aliyun:transit-router-vpc-attachment-multi-zone
Severity: high

Description​

Transit Router VPC attachments should be configured with vSwitches in at least two different availability zones for cross-zone high availability.

Reason for Violation​

The Transit Router VPC attachment is configured with vSwitches in only one availability zone, creating a single point of failure.

Recommendation​

Configure at least two vSwitches in different availability zones in the ZoneMappings property.

Resource Types​

  • ALIYUN::CEN::TransitRouterVpcAttachment