Dear experts, May I ask for your help in enabling failover between two fwsm in 6509 vss setup. When i checked the output of the " show failover" command I am seeing "Version: Ours 4.1(9), Mate Unknown" and the configuration from the primary unit is n...

May I ask some help on why i cannot session to the newly inserted fwsm on one of our 6509 in vss config.But I can session to it on the maintenance partition?