3com 4210 PWR 9-Port 3CR17341-91-ME 用户手册

Table 354   Basic System Configuration

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 4210. 

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.