Specifications

Cisco ONS 15454 Product Overview
Network Configuration
46
Cisco ONS 15454 Product Overview, R3.3
May 2002
Figure 29 PPMN virtual ring
ONS 15454 and ONS 15327 Mixed Configurations
The ONS 15454 can mix BLSR, UPSR, and PPMN configurations in any
combination and with ONS 15327s. For example, an BLSR-configured ONS
15454 node can be linked to an ONS 15327 UPSR.
Figure 30 shows an ONS 15327 subtended from an ONS 15454 UPSR or BLSR.
OC-48 UPSR
OC-12OC-12
61026
ONS 15454
Node 5
ONS 15454
Node 1
ONS 15454
Node 6
ONS 15454
Node 2
ONS 15454
Node 4
ONS 15454
Node 8
ONS 15454
Node 3
ONS 15454
Node 7