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Cisco Bug: CSCuv87644 - N2348TQ - 10G Auto-negotiation issues

Last Modified

Nov 08, 2019

Products (12)

  • Cisco Nexus 6000 Series Switches
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 5624Q Switch
  • Cisco Nexus 5672UP Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5696Q Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 56128P Switch
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Known Affected Releases

7.1(2)N1(1)

Description (partial)

Symptom:
Servers may fail to auto-negotiate at 10G link speed and fall back to 1Gbps for N2348TQ HIF's. Results may differ with every shut/no shut or reload. Same server may next time negotiate to 10G in next attempt.

Conditions:
N2348TQ with speed set to auto negotiate. So far noticed with Servers x10sdv-tln4f however may not be limited to. Further analysis ongoing.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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