Specifications

5-8
Cisco ONS 15454 and Cisco ONS 15327 TL1 Command Guide, R3.3
May 2002
Chapter 5 Ring Provisioning
Ring-to-Ring Interconnection
5.3.6 Sample UPSR to Four-Fiber BLSR Connection (ONS 15454)
Ring 1 = UPSR
Ring 2 = Four-fiber BLSR
This example uses the west span of the four-fiber BLSR (Ring 2) for the active path of the circuit. The
example also assumes that the four-fiber BLSR travels over OC-192 spans, as shown in Figure 5-16.
Figure 5-16 UPSR to four-fiber BLSR
Use the ENT-CRS-STS1:CISCO:STS-1-1&STS-2-1&STS-5-190:CTAG6::2WAY; input format.
This command creates a selector between 1/1/1 and 2/1/1 to Ring 2 (5/1/190), as shown in Figure 5-17.
Figure 5-17 Selector between 1/1/1 and 2/1/1 to Ring 2 (5/1/190)
The command also creates a bridge from 5/1/190 to Ring 1 (1/1/1 and 2/1/1), as shown in Figure 5-18.
Figure 5-18 Bridge from 5/1/190 to Ring 1 (1/1/1 and 2/1/1)
Node Cisco
UPSR RING 1
4F BLSR RING 2
West1/1/1 East 2/1/1
West
work
5/1/190 East
work
12/1/190
West
prot
6/1/190 East
prot
13/1/190
51360
51362
1/1/1
Rx
2/1/1
Rx
Selector
5/1/190
51361
1/1/1
Tx
2/1/1
Tx
5/1/190
Rx