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Cisco Bug: CSCup42550 - LED keeps UP even cable is removed

Last Modified

Jul 17, 2014

Products (175)

  • Cisco Catalyst 2960-S Series Switches
  • Cisco Catalyst 2960C-8TC-S Switch
  • Cisco Catalyst 3560E-12D-E Switch
  • Cisco Catalyst 3560E-48PD-E Switch
  • Cisco Catalyst 3560X-48P-S Switch
  • Cisco Catalyst 3750V2-24PS Switch
  • Cisco Catalyst 2960C-12PC-L Switch
  • Cisco Catalyst 2960-24TC-L Switch
  • Cisco Catalyst 3560X-48U-S Switch
  • Cisco Catalyst 3750V2-24FS Switch
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Known Affected Releases


Description (partial)

1.	Connect to MGMT Port
2.	2 sec later, LED turns green
3.	As soon as the LED turns green, we remove the cable   <<<<< HERE is the point
4.	About more 2 sec later, the message below is output, at the same time, LED keeps green and will not turn off

%LINK-3-UPDOWN: Interface FastEthernet0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0, changed state to up

As soon as the LED turns green,  the cable is removed (nearly within 1 sec)
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Bug Details Include

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