To reregister a device, run the rug sa command from the device.
For SUSE Linux Enterprise Server 10 (SLES 10) and SUSE Linux Enterprise Desktop 10 (SLED10) managed devices:
/usr/bin/rug sa https://ZEN_Server_address
For other managed devices:
/opt/novell/zenworks/bin/rug sa https://ZEN_Server_address
Replace ZEN_Server_address with the IP address or DNS name of the primary or secondary server.