Design Decision: When using two availability zones, set the advanced cluster setting das.usedefaultisolationaddress to false.
Design Justification: Ensures that vSphere HA uses the manual isolation addresses instead of the default management network gateway address.
Design Implication: None.
This design decision is supported in the following Domains.
• Management Domain
• VI Workload Domain
This design decision is supported on VVD version 4.1 and higher.