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Cisco Bug: CSCuq30592 - assertion failure at sn_gt_mm_retransmit_tmr_cb

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

15.0(19)

Description (partial)

Symptom:
During Forward inter sgsn rau with srns while new sgsn is waiting for forward-relocation-complete-ack from peer sgsn and retransmitting the forward-relocation-complete message. sessmgr asserted.

Conditions:
(gtpc retransmission-timeout * current gtpc re-transmission count) this product should be greater than the (gtpc guard-timeout).
Or in other words guard-timeout value should be less than the product of (gtpc retransmission-timeout * gtpc max-retransmissions)

example:
If current retransmission count is 5, gtpc retransmission-timeout is 10 and guard timeout is 40 secs then 5*10= 50 is greater than guard time-out.
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