Juniper JUNOS OS 10.4

Signal Failure Admin State
Clear IFF ready
set IFF ready
Note that the failed interface (ge-1/0/2.1) is not forwarding. Router 3 will see almost
identical information.
user@router2> show protection-group ethernet-ring node-state
Ethernet ring APS State Event Ring Protection Link Owner
pg102 idle NR-RB No
Restore Timer Quard Timer Operation state
disabled disabled operational
Note that Router 2 is not the owner. Router 3 will see almost identical information.
user@router2> show protection-group ethernet-ring statistics group-name pg102
Ethernet Ring statistics for PG pg102
RAPS sent : 1
RAPS received : 1
Local SF happened: : 1
Remote SF happened: : 0
NR event happened: : 0
NR-RB event happened: : 1
Note that the R-APS messages have recorded the remote failure. Router 3 will see almost
identical information.
Related
Documentation
• Ethernet OAM
• Ethernet Ring Protection on page 145
• Example: Configuring Ethernet Ring Protection for MX Series Routers on page 148
• Example: Viewing Ethernet Ring Protection Status—Normal Ring Operation on page 171
Copyright © 2012, Juniper Networks, Inc.174
Junos OS 12.1 MX Series 3D Universal Edge Routers Solutions Guide