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Cisco Bug: CSCuq75658 - ASR-920-12CZ:Link status is UP on speed mismatch

Last Modified

Jan 31, 2017

Products (1)

  • Cisco ASR 920 Series Aggregation Services Router

Known Affected Releases

15.5(1)S

Description (partial)

Symptom:
Link status is Up when there is speed mismatch with autonegotiation disabled on both the device interfaces

Conditions:
The problem might occur when one end of link is 1000Mbps and other end set to 100Mbps with auto-negotiation is disabled at both the ends
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