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NLB LoadBalancer Multi-Zone Deployment

ID: rule:aliyun:nlb-loadbalancer-multi-zone
Severity: medium

Description​

NLB LoadBalancer instances should be deployed across at least two availability zones for high availability.

Reason for Violation​

The NLB LoadBalancer is deployed in fewer than two availability zones, creating a single point of failure risk.

Recommendation​

Configure at least two zone mappings in the ZoneMappings property to ensure high availability.

Resource Types​

  • ALIYUN::NLB::LoadBalancer