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Cisco Bug: CSCta13870 - Traffic duplicated on Primary and Backup tunnel after FRR

Last Modified

Mar 01, 2018

Products (1)

  • Cisco Catalyst 6000 Series Switches

Known Affected Releases

12.2(32.8.11)SX278

Description (partial)

None
Symptom:
Duplicate traffic seen on a H-VPLS VC.

Conditions:
Traffic is going from CORE PE to H-VPLS uPE over EoMPLS VC. The EoMPLS VC path is FRR protected.
On shuting the interface towards H-VPLS uPE, traffic is rerouted via backup tunnel. On un-shuting
the uPE facing interface, the traffic starts flowing on the Primary as well as Backup tunnel.
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