B&B Electronics 7018TX - Manual - Manual (Page 78)

(Revised 8/3/2009) Page 78 of 138
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, ir GB2) is not receiving self health frames all the way around the N-Ring, though the
other (low TX1, TX7/FX1, or GB1) N-Ring port is:
The screenshot below shows N-Ring Manager Status when a ‘Lower’ N-Ring Port (TX1, TX7/FX1, or
GB1) is not receiving self health frames all the way around the N-Ring, though the other (high TX2 ,
TX8/FX2, or GB2) N-Ring port is: