Blsr Configurations - Nortel NTRN10AN Planning Manual

Figure 2-14
STS paths and squelch map for a four-node 2-Fiber BLSR ring
(path a)
(path b)
(path c)
STS #1
(path c)
(path d)

BLSR configurations

The configuration of the BLSR ring is recorded in a BLSR configuration,
which is created on the NPx and then propagated to all the SPx circuit packs
in the BLSR ring.
BLSR configuration attributes
A BLSR configuration contains the following information:
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Planning and Ordering Guide—Part 1 of 2 NTRN10AN
Operation, administration, and maintenance (OAM) features 2-29
Node A
STS #2
Node D
Ring name
Optical interfaces involved in the ring (for each node in the ring)
The associated automatic protection switching (APS) IDs of the involved
optical interfaces (for each node in the ring)
The adjacent nodes' APS IDs and TIDs (for each node in the ring)
Note 1: The allowable string characters are "0-9", "A-Z", and "-".
Note 2: The allowable range for an APS ID is between 0 and 15.
STS #3
STS #2
STS #2
STS #1
Line
Rel 12.1 Standard Iss 1 Apr 2004
Node B
(path b)
STS #3
Line
(path a)
(path d)
Node C
F2247