Cisco Bug: CSCvt04478 - 5508 663 BFD BLB session flaps when OIR LC thats not hosting the session
Feb 19, 2020
- Cisco Network Convergence System 5500 Series
Known Affected Releases
Symptom: ON LOCAL DUT NCS5500 we see that the BFD session flaps on BLB when we reload location 0/0/CPU0 even though the BFD session is hosted on 0/1/CPU0 LC/0/1/CPU0:Feb 12 21:47:16.993 UTC: bfd_agent: %L2-BFD-6-SESSION_STATE_DOWN : BFD session to neighbor 10.5.16.2 on interface Bundle-Ether601.401 has gone down. Reason: Control timer expired RP/0/RP0/CPU0:Feb 12 21:47:16.997 UTC: ospf: %ROUTING-OSPF-5-ADJCHG : Process 21928, Nbr 10.184.1.6 on Bundle-Ether601.401 in area 0 from FULL to DOWN, Neighbor Down: BFD session down, vrf default vrfid 0x60000000 Conditions: RP/0/RP0/CPU0:NCS5K3-ORCWST42#sh bfd session interface be601.401 detail Wed Feb 12 21:46:24.200 UTC I/f: Bundle-Ether601.401, Location: 0/1/CPU0 sysadmin-vm:0_RP0# hw-module location 0/0 reload Wed Feb 12 21:47:14.891 UTC+00:00 Reload hardware module ? [no,yes] yes result Card graceful reload request on 0/0 succeeded.
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