iiPlanning the IRF network ······································································································································ 29Installing IRF member switches ····································································································································· 30Configuring basic IRF settings······································································································································· 30Connecting the physical IRF ports ································································································································ 30Accessing the IRF fabric to verify the configuration ··································································································· 31Connecting your switch to the network ····················································································································32Concepts ········································································································································································· 32Common methods of logging in to a switch······································································································· 32User interfaces supported by the switch ············································································································· 32Console cable························································································································································ 33Logging in to the switch for the first time ····················································································································· 33Login prerequisites ················································································································································ 33Setting up the configuration environment ··········································································································· 34Setting up the HyperTerminal connection and setting the terminal parameters ············································· 35Checks before powering on the switch··············································································································· 38Powering on the switch········································································································································· 38Checking the startup information of the switch ·································································································· 38Initially configuring the switch ······································································································································ 40Configuring a login authentication method········································································································ 40Configuring the basic access function ················································································································ 41Configuration example ········································································································································· 41Displaying the network configuration ················································································································· 42Connecting the switch to the network ·························································································································· 43Connecting your switch to the network through twisted pair cables ······························································· 43Connecting your switch to the network through optical fibers ········································································· 43Troubleshooting ··························································································································································45Troubleshooting methods··············································································································································· 45Troubleshooting the system ··········································································································································· 45Configuration terminal problems ························································································································· 45Troubleshooting the switch during the operation······························································································· 46Power supply system failure ·········································································································································· 46Fan failure ······································································································································································· 47MPU failure ····································································································································································· 47LPU and switching fabric module failure ····················································································································· 48Interface failure······························································································································································· 48Technical support ··························································································································································· 49Replacement procedures ···········································································································································50Replacing a power module··········································································································································· 50Replacing a card···························································································································································· 52Replacing a fan tray ······················································································································································ 53Removing a fan tray·············································································································································· 53Installing a fan tray ··············································································································································· 54Replacing an air filter ···················································································································································· 54Replacing a transceiver module ··································································································································· 55Replacing an XFP/SFP+/SFP module·················································································································· 55Replacing an SFP+ cable ····································································································································· 56Appendix A Technical specifications ······················································································································57Weights and dimensions··············································································································································· 57Module power consumption and system power consumption ·················································································· 59System power consumption·································································································································· 59Card power consumption ····································································································································· 60Fan tray power consumption································································································································ 60