Basic Operation Guide 2014/02

8 Software Management............................................................................125
Downloading switch documentation and software from the web..................................................125
Viewing or downloading the software manual set.................................................................125
Downloading software updates for your switch....................................................................125
TFTP download from a server........................................................................................125
Xmodem download from a PC or Unix workstation..........................................................126
Using USB to download switch software.........................................................................127
Software signing and verification.......................................................................................128
Using the CLI to validate or bypass a signature verification...............................................128
Important: Best Practices for software updates......................................................................129
Updating the switch.........................................................................................................129
Overview...................................................................................................................129
Detailed steps.............................................................................................................130
Rolling back switch software..............................................................................................133
Viewing or transferring alternate configuration files...............................................................134
Job Scheduler......................................................................................................................134
Job Scheduler show command...........................................................................................136
Time Adjustments.............................................................................................................137
Daylight Savings Time Adjustments................................................................................137
External Adjustments....................................................................................................137
Calendar Conflicts......................................................................................................138
9 Daylight Saving Time on HP Switches........................................................139
10 Power-Saving Features...........................................................................141
Overview............................................................................................................................141
Configuring the power-saving options......................................................................................141
Configuring the savepower module option...............................................................................142
Configuring the savepower LED option....................................................................................143
Configuring the savepower port-low-pwr option........................................................................144
show savepower commands..............................................................................................144
show savepower module..............................................................................................144
show savepower port-low-pwr.......................................................................................145
show savepower led ...................................................................................................145
Enabling energy efficient ethernet.......................................................................................146
LLDP support for EEE........................................................................................................147
11 Product Licensing, Support, Documentation and Resources..........................149
Product licensing..................................................................................................................149
Switch licensing...............................................................................................................149
Product warranties...........................................................................................................150
To set up and install the switch in your network....................................................................152
Physical installation.....................................................................................................152
About your switch manual set.................................................................................................152
Intended audience...........................................................................................................152
Printed publications..........................................................................................................152
Electronic publications......................................................................................................152
Related documentation.....................................................................................................153
Typographical conventions................................................................................................153
Command syntax statements..............................................................................................153
Command prompts..........................................................................................................154
Screen simulations...........................................................................................................154
Configuration and operation examples...........................................................................154
Keys..........................................................................................................................154
Online help.....................................................................................................................154
Menu interface...........................................................................................................154
6 Contents