Which of the following alarms is not a switching condition for a two-fiber bidirectional multiplex section protection ring?

Which of the following alarms is not a switching condition for a two-fiber bidirectional multiplex section protection ring?
A . RLOS
B . MS_AIS
C . TU_AIS
D . B2_EXC

Answer: C

Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments