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Cisco Bug: CSCvh67780 - ASR920: FPGA BFD qdr_rd_req_fifo_full_int Interrupt Set and BFD Sessions Down on Boot-up

Last Modified

Aug 22, 2019

Products (1)

  • Cisco ASR 920 Series Aggregation Services Router

Known Affected Releases

15.6(2)SP

Description (partial)

Symptom:
On an ASR920 router, BFD sessions may not come up on boot-up.
The FPGA interrupt "qdr_rd_req_fifo_full_int" has been encountered as seen by a non-zero count against this interrupt in the output of "show platform hardware pp active fpga interrupt misc".

Conditions:
Hardware-offloaded BFD sessions are enabled.
Router is reloaded.
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