iii
Checking Before Power-On·············································································································4-5
Powering On the Switch ··················································································································4-5
Changing the Boot Mode·················································································································4-7
5 Loading Software·······································································································································5-1
Introduction ·············································································································································5-1
Approaches for Loading Software···········································································································5-1
Loading Software Through the Boot ROM Menu····················································································5-2
Introduction to the Boot ROM Menu································································································5-2
Loading Software Using XMODEM Through Console Port·····························································5-4
Loading Software Using TFTP Through Ethernet Port ·································································5-11
Loading Software Using FTP Through Ethernet Port····································································5-15
Loading Software Through CLI ·············································································································5-18
Loading Software Through USB Interface·····················································································5-18
Loading Software Using FTP ········································································································5-19
Loading Software Using TFTP ······································································································5-20
6 Maintenance and Troubleshooting ··········································································································6-1
Software Loading Failure ························································································································6-1
Password Loss········································································································································6-1
User Password Loss························································································································6-1
Boot ROM Password Loss ··············································································································6-1
Power Module Failure ·····························································································································6-2
Fixed Power Module Failure············································································································6-2
Hot Swappable Power Module Failure ····························································································6-3
OAP Card Failure····································································································································6-5
Hot Swappable PoE Module Failure ·······································································································6-5
Fan Failure ··············································································································································6-5
Fixed Fan Failure·····························································································································6-6
Hot Swappable Fan Tray Failure·····································································································6-6
Configuration Terminal Failure················································································································6-8