Lantech LGS-2816C-RPS, Руководство пользователя

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C
ONFIGURING
T
IME
The switch provides manual and automatic ways to set the system time via NTP.
Manual setting is simple and you just input ―Year‖, ―Month‖, ―Day‖, ―Hour‖,
―Minute‖ and ―Second‖ within the valid value range indicated in each item.
NTP is a well-known protocol used to synchronize the clock of the switch system
time over a network. NTP, an internet draft standard formalized in RFC 1305 ,
has been adopted on the system is version 3 protocol. The switch provides four
built-in NTP server IP addresses resided in the Internet and an user-defined NTP
server IP address. The time zone is Greenwich-centered which uses the
expression form of GMT+/- xx hours.
W
EB
I
NTERFACE
To configure Time in the web interface:
1.
Click SYSTEM, Time.
2.
Specify the Time parameter in manual or NTP parameters.
3
.
Click Apply.
N
OTE
:
Time Zone is an offset time off GMT. You have to select the time zone
first and then perform time sync via NTP because the switch will combine this
time zone offset and updated NTP time to come out the local time
N
OTE
:
Daylight saving is adopted in some countries. If set, it will adjust the
time lag or in advance in unit of hours, according to the starting date and the
ending date. For example, if you set the day light saving to be 1 hour. When
the time passes over the starting time, the system time will be increased one
hour after one minute at the time since it passed over.
Figure 4-3: Time Configuration