Cisco Bug: CSCvi21637 - EVPN-VPWS pref path fallback disable doesn't work
Aug 11, 2019
- Cisco Network Convergence System 5500 Series
Known Affected Releases
Release-note Symptom: After removing traffic-eng sr policy configs and enabling fallback under pw-class- l2vpn xconnects remain down - proc restart l2vpn. Before trigger:Had SR configs with segment-list, policy with affinity constraints. Policy with Fallback disable was attached to the SRTE tunnel.Have evpn-vpws SH running over the SRTE policy. following steps are followed to initiate the trigger Step1) RP/0/RP0/CPU0:LF2(config)#segment-routing RP/0/RP0/CPU0:LF2(config-sr)# no traffic-eng Step2) then i remove from l2vpn pw-class fallback disable and enable fallback Xconnects don't come up Proc restart l2vpn_mgr will bring up the xconnects Conditions: this may be seen when customer disables sr-policy fallback and enables fallback under l2vpn pw-class .
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