Given this H.323 gateway configuration and using Cisco best practices, how must the called party transformation pattern be configured to ensure that a proper ISDN type of number is set?

A collaboration engineer configures Global Dial Plan Replication for multiple Cisco UCM clusters. The local cluster acts as the hub cluster, and the remaining clusters act as spoke clusters Which service must the engineer configure on the local cluster’
When multiple potential patterns are present, which two things are considered when Cisco UCM selects a destination pattern? (Choose two.)
Which two DNS records must be created to configure Service Discovery for on-premises Jabber? (Choose two.)