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Cisco Bug: CSCut38543 - Ping not success for some VCID after SSO in RSP1

Last Modified

May 16, 2018

Products (1)

  • Cisco IOS

Known Affected Releases

15.4(3)SS 15.4(3.3)PIB25

Description (partial)

A pseudowire ping from a Terminating Provider Edge device (tPE) to a
Stitching Provider Edge device (sPE) in a Multi-segment Pseudowire
configuration may fail with the status "F' - no FEC mapping" after
performing a Stateful Switchover (SSO) on the sPE.

This symptom has been observed in versions that include the fix for
CSCus82775 if MPLS LDP Non-stop Routing (NSR) is not configured on the
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