Refer to thecfgadm(1M) man page, Sun Enterprise 6x00, 5x00, 4x00, and 3x00 Systems Dynamic Reconfiguration User's Guide, or Sun Enterprise 10000 Dynamic Reconfiguration User Guidefor a description of how to replace the physical interface.
Bring up the test address by typing the following command.
# ifconfig hme0:1 up
This triggers the in.mpathd daemon to resume probing. As a result of this probing, in.mpathd will detect the repair. Consequently, in.mpathd causes the original IP address to failback from hme1.