Managing Cisco IOS Software. Route Summurization Calculator. Free Cisco Lab. SubnetPractice.com - IP Subnet Practice. Configuring and Troubleshooting Ethernet 10/100/1000Mb Half/Full Duplex Auto-Negotiation. Introduction This document provides basic guidelines to isolate and resolve many common Ethernet auto-negotiation issues.
This document provides a general description of auto-negotiation, and explains the procedure to configure and verify auto-negotiation on Catalyst switches that run the Catalyst OS (CatOS) system software. Cisco Systems, Inc.