Show Routing Information

Command Type: Asynchronous.
Case Sensitive: No.

Displays the route that any given distribution will take to get from the distributor to the subscriber. This command will accept the fully distinguished name of a channel or subscriber. Do not specify the tree name as part of the distinguished name.

If the name refers to a subscriber then the route to that subscriber will be calculated and displayed. If the name refers to a channel then the calculated route will include all subscribers currently subscribed to the channel.

You can get channels that the distributor is currenly aware of here.
Channel or Subscriber distinguished name: