Such inconsistency can lead to undesired performances, such as failovers and missing configurations. Citrix recommends that you do not install different NetScaler software releases and builds on the NetScaler appliances forming the high availability setup. HA MAC flaps on the interfaces that are part of the HA configurationĪvoid different NetScaler software releases and builds on the NetScaler appliances.NetScaler appliances failing over unexpectedly.Ensure that the MIP address is the same on both the NetScaler appliances.Common configuration or certificate files on NetScalers.Be aware of configuration file synchronization exceptions.The nsroot password should match on NetScaler appliances.When troubleshooting issues related to the high availability feature of a NetScaler appliance, consider the following points: