Extreme Networks 200 Series - Manual (Page 87)

Using the Simple Network Time Protocol
Summit 200 Series Switch Installation and User Guide 85
SNTP Configuration Commands
Table 26 describes SNTP configuration commands.
SNTP Example
In this example, the switch queries a specific SNTP server and a backup SNTP server. The switch is
located in Cupertino, CA, and an update occurs every 20 minutes. The commands to configure the
switch are as follows:
config timezone -480 autodst
config sntp-client update interval 1200
enable sntp-client
config sntp-client primary server 10.0.1.1
config sntp-client secondary server 10.0.1.2
+11:00 +660
+12:00 +720 IDLE—International Date Line
East
NZST—New Zealand Standard
NZT—New Zealand
Wellington, New Zealand; Fiji,
Marshall Islands
Table 26: SNTP Configuration Commands
Command Description
config sntp-client [primary | secondary] server
[ | ] Configures an SNTP server for the switch
to obtain time information. Queries are first
sent to the primary server. If the primary
server does not respond within 1 second,
or if it is not synchronized, the switch
queries the second server.
config sntp-client update-interval Configures the interval between polling for
time information from SNTP servers. The
default setting is 64 seconds.
disable sntp-client Disables SNTP client functions.
enable sntp-client Enables Simple Network Time Protocol
(SNTP) client functions.
show sntp-client Displays configuration and statistics for the
SNTP client.
Table 25: Greenwich Mean Time Offsets (continued)
GMT
Offset in
Hours
GMT Offset
in Minutes Common Time Zone
References
Cities