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Cisco Bug: CSCup95423 - BFD Initial P packet ignored if the session is still in INIT state

Last Modified

Sep 09, 2019

Products (8)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7700 6-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch

Known Affected Releases

6.2(6a)

Description (partial) 

Symptom:
N7ks running 6.2(6a) running BFD with Arista . BFD flaps for several minutes initially before finally remaining up The issue seems to be with the way BFD is negotiating the timers.

Conditions:
During BFD initialization when both end points send their respective P packets at the same time. NXOS
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Bug Details Include

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