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Cisco Bug: CSCuq58489 - ospf crash at "dtl_queue_unqueue" on router bootup

Last Modified

Jul 31, 2018

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases


Description (partial)

Under a very rare conditions, when UCMP and IP-FRR is used, OSPF process may unexpectedly restart upon a change in the topology.

The problem can only happen when UCMP and per-prefix IP-FRR is configured.
The problem may happen when there is partitioned LAN segment, that is advertised by some routers as a transit network, and by another router as a stub network.
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