The protection scope of GP ON Type B dual-homing protection includes? (Multiple choice)

The protection scope of GP ON Type B dual-homing protection includes? (Multiple choice)
A . Active and Standby OLTs
B. Main and backup main fiber
C. The active and standby PON ports of the OLT
D. Primary and backup branch fibers

Answer: ABC

Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments