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Cisco Bug: CSCvr99518 - IS-IS Incorrectly adds alternate nexthop

Last Modified

Oct 23, 2020

Products (1)

  • Cisco 2600 Series Multiservice Platforms

Known Affected Releases

16.9.3

Description (partial)

Symptom:
ISIS traceback  with error: %IPRT-3-NEXTHOPS_LIST_MISMATCH: default: isis 10.0.2.8/30 nhtype: 2 -Process= "ISIS Upd SMATSA", ipl= 0, pid= 6  every 15 minutes for many different prefixes.

-Traceback= 1#1adfd9fc8370674301f42abad4b56abc  :10000000+10DE650 :10000000+1C6D990 :10000000+1E363C4 :10000000+1E3F788 :10000000+1E400A4 :10000000+1DF2C28 :10000000+1DF76A4 :10000000+1DFD31C :10000000+1DE0238 :10000000+1DF9690 :10000000+2EC1BF4

Conditions:
ASR903, ISIS configuration: mpls traffic-eng multicast-intact and maximum-paths 1
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