I have box to box redundancy and I would like to access the ethernet-management interface on the backup CSS. The interface is configured and I have also performed commit_redundancy between CSS's, but, I cannot access the B/U CSS. Is the link not accessable because it is backup?
The solution in this case will be to isolate the way you get to the management port or to use the command virtual authentication secondary local in case TACACS is not available.
Also there is another thing you might want to take into account and it is that TACACS routed through the management port is currently not supported according to: