In a System Manager geographic redundant environment where the Primary System Manager is down, perform this procedure after upgrading the Session Manager server.
Procedure
Log in as craft or customer to a console on the Session Manager server, or use SSH for remote login.
Note:
You can connect your laptop directly to the service port of the server.
Type the changeMgmtIP command, press Enter, and ensure that all fields are set correctly.
Type the dnat_failover.sh <SECONDARY_SMGR_IP> command and press Enter.