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Cisco Bug: CSCur58074 - Some SFPs are not recognized when inserted into random ports on a switch

Last Modified

Nov 27, 2020

Products (2)

  • Cisco Catalyst 4000 Series Switches
  • Cisco Catalyst 4000 Series Switches

Known Affected Releases

15.1(1)SG2 15.1(92.92.99)TST 15.2(1)E

Description (partial)

Symptom:An SFP that is recognized on one port on the switch, when inserted into another random port on the same switch is not recognized.

Conditions:This problem is seen on Cisco Catalyst WS-C4500X-16, WS-4500X-32, and WS-X45-SUP8-E running Cisco IOS Release 3.3.2, Cisco IOS Release 3.4.4, or Cisco IOS Release 3.5.0. This problem is not specific to any particular SFPs.
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