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Cisco Bug: CSCur43069 - Traceback, cpu hog during boot up of c2960X with 4 glc-t in uplinks

Last Modified

Sep 01, 2020

Products (150)

  • Cisco Catalyst 2960-X Series Switches
  • Cisco Catalyst 3560X-48T-E Switch
  • Cisco IE 2000-4T-G Industrial Ethernet Switch
  • Cisco Catalyst 3560CG-8TC-S Compact Switch
  • Cisco Catalyst 3560X-48P-S Switch
  • Cisco IE 2000-16TC-G Industrial Ethernet Switch
  • Cisco Catalyst 3560X-48U-S Switch
  • Cisco Catalyst 2960C-12PC-L Switch
  • Cisco Catalyst 2960S-24PD-L Switch
  • Cisco Catalyst 2960X-24PS-L Switch
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Known Affected Releases

15.0(2)EX1 15.2(2)E1

Description (partial)

Traceback and cpu hog seen  during boot up  of c2960X device. The issue is only seen if there are 4 GLC-T SFP connected to uplink ports. The issue is not seen with 3 or less GLC-T SFPs. There is no functional impact, the CPU utilisation comes to normal and all GLC-T links are up. There is no functionality impact from the trace backs either.

c2960X, 4 GLC-T SFP connected, bootup, 15.0(2)EX1 and 15.2(2)E1
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