ii
Installing/removing an interface card (only for the 5120 EI switches)···································································· 41
Installing an interface card··································································································································· 41
Removing an interface card ································································································································· 42
Installing/removing a dedicated CX4/SFP+ cable ··························································································· 42
Verifying the installation················································································································································ 43
Accessing the switch for the first time·······················································································································44
Setting up the configuration environment···················································································································· 44
Connecting the console cable ······································································································································ 44
Console cable························································································································································ 44
Connection procedure ·········································································································································· 44
Setting terminal parameters ·········································································································································· 45
Powering on the switch·················································································································································· 48
Verification before power-on ······························································································································· 48
Powering on the switch········································································································································· 48
Changing the startup mode·································································································································· 50
Setting up an IRF fabric ·············································································································································53
IRF fabric setup flowchart·············································································································································· 53
Planning IRF fabric setup··············································································································································· 54
Planning IRF fabric size and the installation site································································································ 54
Identifying the master switch and planning IRF member IDs ············································································ 54
Planning IRF topology and connections·············································································································· 55
Identifying physical IRF ports on the member switches ····················································································· 56
Planning the cabling scheme ······························································································································· 57
Configuring basic IRF settings······································································································································· 59
Connecting the physical IRF ports ································································································································ 60
Accessing the IRF fabric to verify the configuration ··································································································· 60
Maintenance and troubleshooting····························································································································61
Password loss ································································································································································· 61
Console login password loss ······························································································································· 61
Boot ROM password loss ····································································································································· 61
Power supply failure ······················································································································································ 61
Fan failure (only for the 5120 EI switches) ················································································································· 63
Configuration terminal problems·································································································································· 63
Appendix A Technical specifications························································································································64
Physical specifications ··················································································································································· 64
Chassis dimensions and weights ························································································································· 64
Ports and interface card slots ······························································································································· 64
Environmental specifications········································································································································· 65
Power specifications ······················································································································································ 65
Power input types ·················································································································································· 65
AC input voltage specifications ··························································································································· 66
RPS DC input voltage specifications and RPS compatibility ············································································· 66
Power consumption specifications for non-PoE switches··················································································· 66
Power consumption specifications for PoE switches ·························································································· 67
Cooling system ······························································································································································· 67
Appendix B FRUs and compatibility matrixes··········································································································69
Interface cards (only for the 5120 EI switches) ·········································································································· 69
SFP/SFP+/XFP transceiver modules and SFP+/CX4 cables (only for the 5120 EI switches)································ 69
GE SFP transceiver modules································································································································· 70
10-GE SFP+ transceiver modules························································································································· 70
SFP+ cables···························································································································································· 71
10-GE XFP transceiver modules ··························································································································· 72