3com 5500-ei pwr Installation Instruction

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Basic System Configuration and Debugging 
When configuring basic system configuration and debugging, go to these sections for information you 
are interested in: 
Basic System Configuration 
Perform the following basic system configuration: 
To do… 
Use the command… 
Remarks 
Set the current date 
and time of the 
system 
clock datetime 
HH:MM:SS  
YYYY/MM/DD | 
MM/DD/YYYY 
Required 
Execute this command in user view. 
The default value is 23:55:00 04/01/2000 when 
the system starts up.  
Set the local time 
zone 
clock timezone 
zone-name { add | minus } 
HH:MM:SS 
Optional 
Execute this command in user view. 
By default, it is the UTC time zone. 
Set the name and 
time range of the 
summer time 
clock summer-time 
zone_name { one-off | 
repeating } start-time 
start-date end-time 
end-date offset-time
 
Optional 
Execute this command in user view. 
When the system reaches the specified 
start time, it automatically adds the 
specified offset to the current time, so as to 
toggle the system time to the summer time.
When the system reaches the specified end 
time, it automatically subtracts the specified 
offset from the current time, so as to toggle 
the summer time to normal system time. 
Enter system view 
from user view 
system-view 
— 
Set the system 
name of the switch 
sysname sysname 
Optional  
By default, the name is 3Com. 
Return from current 
view to lower level 
view 
quit 
Optional 
If the current view is user view, you will quit the 
current user interface. 
Return from current 
view to user view 
return 
Optional 
The composite key <Ctrl+Z> has the same 
effect with the return command.