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Cisco ONS 15327 Product Overview, R3.3
June 2002
Cisco ONS 15327 Product Overview
Network Configurations
Figure 34 PPMN virtual ring
ONS 15327 and ONS 15454 Mixed Configurations
The ONS 15327 can mix BLSR, UPSR, and PPMN configurations in any
combination and with ONS 15454s. For example, an BLSR-configured ONS
15327 node can be linked to an ONS 15454 UPSR.
Figure 35 shows an ONS 15327 subtended from an ONS 15454 UPSR or BLSR.
OC-48 Path Protection
OC-12OC-12
48401
ONS 15327
Node 5
ONS 15327
Node 1
ONS 15327
Node 6
ONS 15327
Node 2
ONS 15327
Node 4
ONS 15327
Node 8
ONS 15327
Node 3
ONS 15327
Node 7
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