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Cisco Bug: CSCup47983 - F3 CB-10:Ports in same port-group flap when speed change on another port

Last Modified

Feb 23, 2018

Products (8)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7700 6-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch

Known Affected Releases

6.2(8)E5 6.2(8a)

Description (partial)

%ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet6/29 is down (Link failure)
%ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet6/30 is down (Link failure)
%ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet6/31 is down (Link failure)

Symptom:%ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet6/29 is down (Link failure)
%ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet6/30 is down (Link failure)
%ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet6/31 is down (Link failure)

Port on same SOC may flap during while removing 10G SFP and using 1G SFP instead.
Conditions:When an SFP is inserted into an interface after module is UP and no shut is executed on that interface, the port of the same speed and in the same port-group might flap.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
  • Related Community Discussions
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