Only one Host Instance of selected host instances active
Would like the option to select several host instances and have the option to only have one active.
For instance in a non clustered BizTalk group to be able to have polling instances only active on of the machines in the bt group
In 9.0 Phase 2 release, the introduction of At least one active state in Host Instances Monitoring helps you to choose the host instances to monitor any one of host instances for both cluster and Non-Cluster Host Instances.
For more details, refer the below articles