Figure 2-58, Figure 2-59, Figure 2-60 – Nortel Networks OPTera Metro 3500 User Manual
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2-166 Operation, administration, and maintenance (OAM) features
OPTera Metro 3500 Multiservice Platform NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
Figure 2-58
Split test access-Single FAD, SPLTE
Ex1402
In the case of Single FAD, SPLTF, both the A and B paths are interrupted with
the input of B path-facility side going to the TAP input and the output to A
path-facility side as shown in
.
Figure 2-59
Split test access-Single FAD, SPLTF
EX1403
In the case of Single FAD, SPLTA, the A path is split and connected on both
the right side (facility side) and left side (equipment side) of the accessed
circuit to the FAD as shown in
.
Figure 2-60
Split test access-Single FAD, SPLTA
EX1405
A Path
B Path
TAP
To Aid
AIS
From Aid
Facility
side
Equipment
side
A Path
B Path
TAP
To Aid
AIS
From Aid
Facility
side
Equipment
side
A Path
B Path
TAP
Odd
channel
From Aid
To Aid
Facility
side
Equipment
side