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Cisco Bug: CSCup04781 - VC is shown as down but traffic is passed

Last Modified

Feb 14, 2018

Products (1)

  • Cisco 7600 Series Routers

Known Affected Releases

n/a

Description (partial)

Symptom:
In l2transport, vc between two edge routers is shown as "down" in "show mpls l2transport vc {vc-num}" output. But traffic is passed between customer edge device. Below error is contentiously appeared in the logs:

XCONNECT-5-PW_STATUS MPLS peer {ip} vcid {number}, VC state UP

Conditions:
Condition is not known. The issue starts right after upgrading to Version 15.2(4)S2
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