Preview Tool

Cisco Bug: CSCvt25604 - Correct Diffs committed to SMU Lineups for CSCvq15156

Last Modified

Sep 14, 2020

Products (9)

  • Cisco ASR 9000 Series Aggregation Services Routers
  • Cisco ASR 9910 Router
  • Cisco ASR 9922 Router
  • Cisco IOS XR Software
  • Cisco ASR 9010 Router
  • Cisco ASR 9904 Router
  • Cisco ASR 9006 Router
  • Cisco ASR 9001 Router
  • Cisco ASR 9912 Router

Known Affected Releases


Description (partial)

On an data MDT (P2MP) or default MDT (MP2MP) when swapping a upstream interface into a downstream interface and downstream interface into upstream interface the following symptoms can be seen:
1) Permanent traffic loss from one branch to other branch.
2) Permanent traffic loss from one branch to multiple branches.
3) No traffic loss but wrong MGID set.

This issue was identify when ingress and egress interfaces working on same LC. Also was seen when Ingress and egress interfaces part of Bundles and Bundles have interfaces on different NPs.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.