3Com S7906E Configuration Manual page 2334

Configuration
[1], 3 and 1
2 and 3 or 3 and 2
1, 2 and 3 or 1, 3 and 2
System clock displayed by
the display clock command
If date-time is not in the daylight
saving time range, date-time is
displayed.
date-time is in the daylight
saving time range:
If the value of "date-time" -
"summer-offset" is not in the
summer-time range,
"date-time" - "summer-offset" is
displayed;
If the value of "date-time" -
"summer-offset" is in the
summer-time range, date-time
is displayed.
If the value of the original
system clock ± "zone-offset" is
not in the summer-time range,
the original system clock ±
"zone-offset" is displayed.
If the value of the original
system clock ± "zone-offset" is
in the summer-time range, the
original system clock ±
"zone-offset" + "summer-offset"
is displayed.
If the value of
"date-time"±"zone-offset" is not
in the summer-time range,
"date-time"±"zone-offset" is
displayed.
If the value of
"date-time"±"zone-offset" is in
the summer-time range,
"date-time"±"zone-offset"+"su
mmer-offset" is displayed.
1-5
Example
Configure: clock summer-time
ss one-off 1:00 2007/1/1 1:00
2007/8/8 2 and clock datetime
1:00 2008/1/1
Display: 01:00:00 UTC Tue
01/01/2008
Configure: clock summer-time
ss one-off 1:00 2007/1/1 1:00
2007/8/8 2 and clock datetime
1:30 2007/1/1
Display: 23:30:00 UTC Sun
12/31/2006
Configure: clock summer-time
ss one-off 1:00 2007/1/1 1:00
2007/8/8 2 and clock datetime
3:00 2007/1/1
Display: 03:00:00 ss Mon
01/01/2007
Configure: clock timezone
zone-time add 1 and clock
summer-time ss one-off 1:00
2007/1/1 1:00 2007/8/8 2
Display: 02:00:00 zone-time
Sat 01/01/2005
Configure: clock timezone
zone-time add 1 and clock
summer-time ss one-off 1:00
2005/1/1 1:00 2005/8/8 2
Display: 04:00:00 ss Sat
01/01/2005
Configure: clock datetime 1:00
2007/1/1, clock timezone
zone-time add 1 and clock
summer-time ss one-off 1:00
2008/1/1 1:00 2008/8/8 2
Display: 02:00:00 zone-time
Mon 01/01/2007
Configure: clock datetime 1:00
2007/1/1, clock timezone
zone-time add 1 and clock
summer-time ss one-off 1:00
2007/1/1 1:00 2007/8/8 2
Display: 04:00:00 ss Mon
01/01/2007
Configure: clock timezone
zone-time add 1, clock
summer-time ss one-off 1:00
2008/1/1 1:00 2008/8/8 2 and
clock datetime 1:00 2007/1/1
Display: 01:00:00 zone-time
Mon 01/01/2007