Circuit Pack Descriptions
Issue 8.0 July 2002
7-107
Maintenance Signal Functions 7
The OC48 TRMTR A/D circuit pack performs the following maintenance signal
functions:
a. Inserts an RDI-L signal in the outgoing OC-48 high speed signal
b. Inserts an STS-1 path AIS in each STS-1 tributary of the outgoing OC-48
high speed signal
c. Inserts a line AIS in the outgoing OC-48 high speed signal
d. Passes through any RDI-P signals from the low speed interface circuit
packs to the outgoing OC-48 high speed signal
e. Passes through any embedded DS3 AIS from the DS3 circuit packs to the
outgoing OC-48 high speed signal.
f. Passes through any embedded STS-1 path AIS from the low-speed
interface circuit packs to the outgoing OC-48 high-speed signal.
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