The DFS Replication service failed to communicate with partner %2!S! for replication group %3!S!. This error can occur if ...

The DFS Replication service failed to communicate with partner %2!S! for replication group %3!S!. This error can occur if the host is unreachable, or if the DFS Replication service is not running on the server. 
 
Partner DNS Address: %4!S! 
 
Optional data if available: 
Partner WINS Address: %5!S! 
Partner IP Address: %6!S! 
 
The service will retry the connection periodically. 
 
Additional Information: 
Error: %7!S! (%8!S!) 
Connection ID: %1!S! 
Replication Group ID: %9!S!