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Cisco Bug: CSCun34334 - 4500X crash during uplink fast recovery.

Last Modified

Jan 02, 2020

Products (1)

  • Cisco Catalyst 4000 Series Switches

Known Affected Releases


Description (partial)

A switch crash is observed due to a problem with the 'UplinkFast Multicast Process'.

This problem occurs when there are link changes that cause STP convergence with UplinkFast configured on links involved.
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