20-38
Cisco ONS 15454 SDH Procedure Guide, R7.0
78-17194-01
Chapter 20 DLPs D300 to D399
DLP- D338 Install Fiber-Optic Cables for MS-SPRing Configurations
Figure 20-9 Connecting Fiber to a Four-Node, Two-Fiber MS-SPRing
Figure 20-10 shows fiber connections for a four-fiber MS-SPRing. Slot 5 (west) and Slot 12 (east) carry
the working traffic. Slot 6 (west) and Slot 13 (east) carry the protect traffic.
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Node 1
West East
West East
West East
West East
Slot 5
Tx
Rx
Slot 12
Tx
Rx
Node 4
Slot 5
Tx
Rx
Slot 12
Tx
Rx
Node 2
Slot 5
Tx
Rx
Slot 12
Tx
Rx
Node 3
Slot 5
Tx
Rx
Slot 12
Tx
Rx