Cisco Bug: CSCta65128 - 1000BaseX autonegotiation compatibility between cat4k and Intel NIC
Mar 04, 2018
- Cisco Catalyst 4000 Series Switches
Known Affected Releases
Symptom: Some ports on Cat 4K might not come up correctly when a peer device - a server with Intel 1000BaseX fiber NIC is reloaded. This problem is seen with WS-X4448-GB-SFP line card and WS-X4516 Sup and 12.2(53)SG, 12.2(31)SGA10 and 12.2(50)SG4 releases. The link may not come up when you do shut/no shut. The link may not come up when you OIR cable at the switch port. Conditions: 1000base-SX Auto-negotiation enabled. The linecards are one of the following: WS-X4448-GB-SFP WS-X4418-GB The issue is seen only with the E series chassis and not with the Classic chassis.
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