iv
Installing/removing a PoE module ······························································································································· 41
Installing a PoE module ········································································································································ 41
Removing the PoE module ···································································································································· 42
Verifying the installation ················································································································································ 42
Powering on the switch for the first time ····················································································································· 43
Setting up the configuration environment ···················································································································· 43
Connecting the console cable ······································································································································ 43
Console cable ························································································································································ 43
Connection procedure ·········································································································································· 44
Setting terminal parameters ·········································································································································· 44
Powering on the switch ················································································································································· 48
Verification before power-on ······························································································································· 48
Powering on the switch ········································································································································· 49
Changing the startup mode·································································································································· 51
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 ············································································ 55
Planning IRF topology and connections ·············································································································· 55
Identifying physical IRF ports on the member switches ····················································································· 56
Planning the cabling scheme ······························································································································· 57
Configuring basic IRF settings ······································································································································ 60
Connecting the physical IRF ports ································································································································ 61
Verifying the IRF fabric configuration ·························································································································· 61
Maintenance and troubleshooting ······························································································································· 62
Password loss ································································································································································· 62
Console login password loss ······························································································································· 62
Boot ROM password loss ····································································································································· 62
Power supply failure ······················································································································································ 62
Fixed power supply failure ··································································································································· 62
Hot swappable power supply failure ·················································································································· 64
OAP card failure ···························································································································································· 65
Failure of the OAP card in the OAP card slot ···································································································· 65
Failure of the OAP card in an expansion interface card slot ··········································································· 66
Hot swappable PoE module failure ······························································································································ 66
Fan failure ······································································································································································· 66
Fixed fan failure ···················································································································································· 67
Hot swappable fan tray failure ···························································································································· 67
Configuration terminal problems ·································································································································· 67
Support and other resources ········································································································································ 69
Contacting HP ································································································································································ 69
Subscription service ·············································································································································· 69
Related information ························································································································································ 69
Documents ······························································································································································ 69
Websites ································································································································································ 69
Conventions ···································································································································································· 70
Appendix A Technical specifications··························································································································· 72
Physical specifications ··················································································································································· 72
Chassis dimensions and weights ························································································································· 72
Ports and slots (A5800 switches)························································································································· 73
Ports and slots (A5820X switches) ······················································································································ 74