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Cisco Bug: CSCtd52751 - Stale forwarding data in bridge port PW after the change in L3 routing

Last Modified

Jan 28, 2017

Products (1)

  • Cisco 12000 Series Routers

Known Affected Releases


Description (partial)


vpls traffic on QInQ is dropped after the change in IGP routing.


1.  XR12K with 3.8.2 - 3.9.0 releases. Other platforms don't have this issue.  
2.  Router has a mix of bridge ports PW (BP-PW) and P2P XC terminating on the same egress PE.

In above conditions, the forwarding information in BP-PW is not updated on when there routing change for the router-id of the egress-PE.
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