User`s guide

Redundancy
7-12 Reconfiguring a Circuit
2. If you select Yes, all circuits will be reset to their initial default status,
regardless of whether they are currently enabled or disabled. If you select N
o,
circuits will remain in their current condition.
!
CAUTION
Any backup port which has been part of an enabled redundant circuit will remain disabled
by management until you turn it back on at the Chassis View window (in Logical mode),
so that accidental data loops do not occur. Be sure to disconnect any redundant network
links before re-enabling ports.