The fiber network fails in the fiber ring network scenario. What is the possible reason? (Multiple choice)
A . Fiber jumper reverse connection
B . Fiber cable interruption
C . Optical module failure
D . Optical module selection is error
Answer: ABCD
The fiber network fails in the fiber ring network scenario. What is the possible reason? (Multiple choice)
A . Fiber jumper reverse connection
B . Fiber cable interruption
C . Optical module failure
D . Optical module selection is error
Answer: ABCD