Lion Server: Server Admin does not show second level Open Directory Replicas status
Symptoms
If you are using Relay Open Directory Replicas, you will not see the second level Open Directory Replicas status in Server Admin.
Products Affected
Lion Server
Resolution
To gather the status of the Second Level Open Directory Replicas, execute the following command from the Open Directory Replica Relays:
slapconfig -getreplicaconfig
You will need to run this command from each Relay Open Directory Replica.
Read more http://support.apple.com/kb/TS3896