3com 3.01.01 User Manual

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C
HAPTER
 11: S
YSTEM
 M
ANAGEMENT
Configuring System 
Basics
This section describes the following basic system configuration tasks:
Setting the System Name
Perform the following commands in system view.
Setting the System Clock
Perform the following command in user view.
Setting the Time Zone
You can configure the name of the local time zone, and the time difference 
between the local time and the standard Universal Time Coordinated (UTC).
Perform the following commands in user view.
By default, the UTC time zone is set.
Setting Daylight Saving Time
Use these commands to configure the start and end time of daylight saving time.
Perform this command in user view.
Table 27   Setting the System Name
Operation
Command
Set the switch name
sysname sysname
Restore the switch name to the default name
undo sysname
Table 28   Setting the System Clock
Operation
Command
Set the system clock
clock datetime HH:MM:SS YYYY/MM/DD
Table 29   Setting the Time Zone
Operation
Command
Set the local time
clock timezone zone_name { add minus } 
HH:MM:SS
Restore to the default UTC time zone
undo clock timezone
Table 30   Setting Daylight Saving Time
Operation
Command
Set the name and range of daylight saving 
time
clock summer-time zone_name { one-off 
repeating } start-time start-date end-time 
end-date offset-time
Remove the setting of the summer time
undo clock summer-time