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Cisco Bug: CSCvu40225 - 721-SIT-CPE : ISIS advertising invalid manual adjacency SID labels

Last Modified

Sep 16, 2020

Products (1)

  • Cisco Network Convergence System 560 Series Routers

Known Affected Releases

7.2.1.BASE

Description (partial)

ISIS is advertising invalid manual adjacency SID labels when global segment-routing configuration is removed

Symptom:
Observed the below traceback during removal of segment routing configuration. 

RP/0/RP0/CPU0:May  9 15:47:49.649 IST: xtc_agent[1287]: %OS-XTC-3-ARG_CHECK_FAILURE : xtc_policy_lsp_sl_set_nh_label:2775: Condition failed: nh_label != (0xfffff + 2)  : xtc_agent : (PID=7166) :  -Traceback= 55d59dd6a45c 55d59de27091 55d59de2b1ba 55d59de41e26 55d59de42dd3 55d59de4bae8 55d59dda786c 7efff816568f 7efff8172efc 55d59dd68db6
RP/0/RP0/CPU0:May  9 15:47:49.649 IST: xtc_agent[1287]: %OS-XTC-3-ARG_CHECK_FAILURE : xtc_policy_lsp_sl_set_nh_label:2775: Condition failed: nh_label != (0xfffff + 2)  : xtc_agent : (PID=7166) :  -Traceback= 55d59dd6a45c 55d59de27091 55d59de2b1ba 55d59de41e26 55d59de42dd3 55d59de4bae8 55d59dda786c 7efff816568f 7efff8172efc 55d59dd68db6
RP/0/RP0/CPU0:May  9 15:47:50.046 IST: bgp[1084]: %ROUTING-BGP-2-SR_CFG_CHANGED : SRGB range config has been changed. BGP's labels have to be re-programmed as per new range.

Conditions:
Remove and rollback Segment routing config
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