Cisco SGE2000 Reference Guide - Page 277
Managing Device Diagnostics, Viewing Integrated Cable Tests - port mirroring
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Chapter SGE2000/SGE2000P Gigabit Ethernet Switch Reference Guide 17 Managing Device Diagnostics This section contains information for configuring port mirroring, running cable tests, and viewing device operational information, and includes the following topics: • Viewing Integrated Cable Tests • Performing Optical Tests • Configuring Port Mirroring • Defining CPU Utilization Viewing Integrated Cable Tests The Copper Ports Page contains fields for performing tests on copper cables. Cable testing provides information about where errors occurred in the cable, the last time a cable test was performed, and the type of cable error that occurred. The tests use Time Domain Reflectometry (TDR) technology to test the quality and characteristics of a copper cable attached to a port. Cables up to 120 meters long can be tested. Cables are tested when the ports are in the down state, with the exception of the Approximated Cable Length test. To test cables: 1. Click Admin > Diagnostics > Copper Ports. The Copper Ports Page opens: Copper Ports Page The Copper Ports Page contains the following fields: • Unit No. - Indicates the unit number on which the tests are performed. Chapter 17: Managing Device Diagnostics 269