152 Configuring System InformationRunning Cable DiagnosticsUse the Diagnostics menu page to perform virtual cable tests for copper and fiber optics cables.To display the Diagnostics page, click System →Diagnostics in the tree view.Use this page to go to the following feature:• Integrated Cable Test for Copper Cables• Optical Transceiver DiagnosticsIntegrated Cable Test for Copper CablesUse the Integrated Cable Test for Copper Cables page to perform tests on copper cables. Cable testingprovides information about where errors occurred in the cable, the last time a cable test was performed,and the type of cable error which 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 120meters long can be tested. Cables are tested when the ports are in the down state, with the exception ofthe Approximated Cable Length test.To display the Integrated Cable Test for Copper Cables page, click System →Diagnostics →IntegratedCable Test in the tree view.Table 6-20. Ipv6 Management Information CommandsCLI Command Descriptionipv6 address Use to display the entries in the ARP table.ipv6 enable Enables IPv6 on the management interface.ipv6 gateway Configures an IPv6 gateway for the management interface.