Cisco Cisco ONS 15454 SONET Multiservice Provisioning Platform (MSPP) Guía De Diseño
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SONET Protection for Ethernet Circuits
Table 7-27 lists the Ethernet topologies where SONET protection can be used for Ethernet
circuits.
Table 7-27: SONET Protection for Ethernet Circuits
Topology Path
Protection
Configuration
Configuration
BLSR Linear
1+1
Point-to-Point – Stitched
No protection
SONET
SONET
Point-to-Point – Unstitched
SONET
SONET
SONET
Shared Packet Ring – Stitched
SONET
SONET
SONET
Shared Packet Ring – Unstitched
STP
SONET
SONET