H3C Technologies H3C S12500 Series Switches - Manual (Page 170)

158
Command Effective system time Configuration example System time
1, 2 date-time ± zone-offset
clock datetime 2:00
2007/2/2
clock timezone
zone-time add 1
03:00:00 zone-time Fri
02/02/2007.
2, 1 date-time
clock timezone
zone-time add 1
clock datetime 3:00
2007/3/3
03:00:00 zone-time Sat
03/03/2007.
3
The original system time
outside the daylight
saving time range:
The system time does not
change until it is in the
daylight saving time
range.
clock summer-time ss
one-off 1:00
2006/1/1 1:00
2006/8/8 2
01:00:00 UTC Sat
01/01/2005.
The original system time
in the daylight saving time
range:
The system time increases
by summer-offset.
clock summer-time ss
one-off 00:30
2005/1/1 1:00
2005/8/8 2
03:00:00 ss Sat
01/01/2005.
NOTE:
If the original system time
plus summer-offset is
beyond the daylight saving
time range, the original
system time does not
change. After you disable
the daylight saving setting,
the system time
automatically decreases by
summer-offset.
1, 3
date-time outside the
daylight saving time
range:
date-time
clock datetime 1:00
2007/1/1
clock summer-time ss
one-off 1:00
2006/1/1 1:00
2006/8/8 2
01:00:00 UTC Mon
01/01/2007.
date-time in the daylight
saving time range:
date-time + summer-offset
clock datetime 8:00
2007/1/1
clock summer-time ss
one-off 1:00
2007/1/1 1:00
2007/8/8 2
10:00:00 ss Mon
01/01/2007.
NOTE:
If the date-time plus
summer-offset is outside the
daylight saving time range,
the system time equals
date-time. After you disable
the daylight saving setting,
the system time
automatically decreases by
summer-offset.
3, 1
(date-time outside the
daylight saving time
range)
date-time
clock summer-time ss
one-off 1:00
2007/1/1 1:00
2007/8/8 2
clock datetime 1:00
2008/1/1
01:00:00 UTC Tue
01/01/2008.