B&B Electronics 708M12-HV - Manual - Manual (Page 78)

(Revised 8/5/2009) Page 78 of 136
N-Ring – Status, Continued…
In rare cases an N-Ring can have a “Partial Fault”. An example of this is to have a break in just one fiber in
a duplex channel fiber pair. The screenshot below shows N-Ring Manager Status when a ‘Higher’ N-Ring
Port (TX2, TX8/FX2) is not receiving self health frames all the way around the N-Ring, though the other
(low TX1, TX7/FX1) N-Ring port is:
The screenshot below shows N-Ring Manager Status when a ‘Lower’ N-Ring Port (TX1 or TX7/FX1) is not
receiving self health frames all the way around the N-Ring, though the other (high TX2 of TX8/FX2)
N-Ring port is: