User Manual UMN:CLI
V8102
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The following table shows the world time zone.
International Date Line West
Midway Island, Samoa, Pago Pago
Anchorage, Gambier Islands
Beijing, Hong Kong, Singapore
Edmonton, Phoenix, Denver
Guatemala, Mexico City, New Orle-
ans, Chicago, Houston
New York, Miami, Boston, Ottawa,
Havana, Toronto, Washington DC
Mumbai, New Delhi, Kolkata
Karachi, Tashkent, Lahore
Santo Domingo, La Paz, San Juan
Atlantic Time(DST), Brasillia
Mid-Atlantic, Rio de Janeriro
Cairo, Athens, Minsk, Helsinki
London, Lisbon, Dublin, Casablanca
Berlin, Rome, Paris, Stockholm
UTC/ UCT/ Universal / Zulu /Greenwich
London, Lisbon, Dublin, Casablanca
Tab. 4.1 World Time Zone
To see a configured time zone, use the show clock command.
4.1.5.4 Network Time Protocol (NTP)
The network time protocol (NTP) provides a mechanism to synchronize time on comput-
ers across an internet. The specification for NTP is defined in RFC 1119.
To enable/disable the NTP function, use the following command.
ntp server SERVER1 [SERVER2]
[SERVER3]
Enables NTP function with a specified NTP server.
SERVER: server IP address (maximum 3 servers)
no ntp server SERVER1
[SERVER2] [SERVER3]
Deletes a specified NTP server.
SERVER: server IP address
Disables the NTP function.