Cisco Systems 17053 User Manual

Introduction
Prerequisites
      Requirements
      Components Used
      Conventions
Background Information
      Purpose
      Why Do Autonegotiation and Compatibility Issues Exist?
General Troubleshooting for 10/100/1000 Mbps NICs
      Autonegotiation Valid Configuration Table
      EtherChannel and Trunking Between Catalyst Switches and NICs
      Verifying Physical Connection and Link
      Verifying Switch Port Configuration
      Maintaining Link (Link Up/Down Situations)
      Performance Notes
      Understanding Data Link Errors
      Sniffer Trace
      Teaming of Network Interface Cards
Additional Troubleshooting for 1000BASE−X NICs
      Gigabit Autonegotiation (No Link to Connected Device)
      Verifying GBIC
Cisco Catalyst Switch Compatibility and Operation−Specific Issues
      Catalyst 8510 and 8540 CSR
      Catalyst 6000 and 6500 Switches
      Catalyst 5000 and 5500 Switches
      Catalyst 4000, 2948G, and 2980G Switches
      Catalyst 2950 and 3550 Switches
NIC Compatibility and Operation Issues
Appendix A: Information to Gather Before Creating a Service Request
Appendix B: Understanding How Autonegotiation Works
Networking Professionals Connection  Featured Conversations
Related Information

The purpose of this document is to cover common issues associated with network interface cards (NICs) that
interoperate with Cisco Catalyst switches. Network issues, such as slow performance and connectivity
problems, as well as Catalyst switch issues that deal with physical connectivity and data link errors, can be
related to NIC issues.

There are no specific requirements for this document.