clock timezone
To set the time zone for display, use the clock timezone command in System Admin Config mode or XR Config mode. To remove the time zone setting, use the no form of this command.
clock timezone zone region
no clock timezone
Syntax Description
zone |
Name of the time zone to be displayed when standard time is in effect. |
region |
Sets the offset according to the region specified. |
Command Default
UTC
Command Modes
System Admin Config mode
XR Config mode
Command History
Release |
Modification |
---|---|
Release 5.0.0 |
This command was introduced. |
Usage Guidelines
This table lists common time zone acronyms used for the zone argument.
Acronym |
Time Zone Name and UTC Offset |
---|---|
Europe |
|
GMT |
Greenwich Mean Time, as UTC. |
BST |
British Summer Time, as UTC plus 1 hour. |
IST |
Irish Summer Time, as UTC plus 1 hour. |
WET |
Western Europe Time, as UTC. |
WEST |
Western Europe Summer Time, as UTC plus 1 hour. |
CET |
Central Europe Time, as UTC plus 1 hour. |
CEST |
Central Europe Summer Time, as UTC plus 2 hours. |
EET |
Eastern Europe Time, as UTC plus 2 hours. |
EEST |
Eastern Europe Summer Time, as UTC plus 3 hours. |
MSK |
Moscow Time, as UTC plus 3 hours. |
MSD |
Moscow Summer Time, as UTC plus 4 hours. |
United States and Canada |
|
AST |
Atlantic Standard Time, as UTC minus 4 hours. |
ADT |
Atlantic Daylight Time, as UTC minus 3 hours. |
ET |
Eastern Time, either as EST or EDT, depending on place and time of year. |
EST |
Eastern Standard Time, as UTC minus 5 hours. |
EDT |
Eastern Daylight Saving Time, as UTC minus 4 hours. |
CT |
Central Time, either as CST or CDT, depending on place and time of year. |
CST |
Central Standard Time, as UTC minus 6 hours. |
CDT |
Central Daylight Saving Time, as UTC minus 5 hours. |
MT |
Mountain Time, either as MST or MDT, depending on place and time of year. |
MST |
Mountain Standard Time, as UTC minus 7 hours. |
MDT |
Mountain Daylight Saving Time, as UTC minus 6 hours. |
PT |
Pacific Time, either as PST or PDT, depending on place and time of year. |
PST |
Pacific Standard Time, as UTC minus 8 hours. |
PDT |
Pacific Daylight Saving Time, as UTC minus 7 hours. |
AKST |
Alaska Standard Time, as UTC minus 9 hours. |
AKDT |
Alaska Standard Daylight Saving Time, as UTC minus 8 hours. |
HST |
Hawaiian Standard Time, as UTC minus 10 hours. |
Australia |
|
WST |
Western Standard Time, as UTC plus 8 hours. |
CST |
Central Standard Time, as UTC plus 9.5 hours. |
EST |
Eastern Standard/Summer Time, as UTC plus 10 hours (plus 11 hours during summer time). |
This table lists an alternative method for referring to time zones, in which single letters are used to refer to the time zone difference from UTC. Using this method, the letter Z is used to indicate the zero meridian, equivalent to UTC, and the letter J (Juliet) is used to refer to the local time zone. Using this method, the International Date Line is between time zones M and Y.
Letter Designator |
Word Designator |
Difference from UTC |
---|---|---|
Y |
Yankee |
UTC minus 12 hours. |
X |
Xray |
UTC minus 11 hours. |
W |
Whiskey |
UTC minus 10 hours. |
V |
Victor |
UTC minus 9 hours. |
U |
Uniform |
UTC minus 8 hours. |
T |
Tango |
UTC minus 7 hours. |
S |
Sierra |
UTC minus 6 hours. |
R |
Romeo |
UTC minus 5 hours. |
Q |
Quebec |
UTC minus 4 hours. |
P |
Papa |
UTC minus 3 hours. |
O |
Oscar |
UTC minus 2 hours. |
N |
November |
UTC minus 1 hour. |
Z |
Zulu |
Same as UTC. |
A |
Alpha |
UTC plus 1 hour. |
B |
Bravo |
UTC plus 2 hours. |
C |
Charlie |
UTC plus 3 hours. |
D |
Delta |
UTC plus 4 hours. |
E |
Echo |
UTC plus 5 hours. |
F |
Foxtrot |
UTC plus 6 hours. |
G |
Golf |
UTC plus 7 hours. |
H |
Hotel |
UTC plus 8 hours. |
I |
India |
UTC plus 9 hours. |
K |
Kilo |
UTC plus 10 hours. |
L |
Lima |
UTC plus 11 hours. |
M |
Mike |
UTC plus 12 hours. |
Examples
sysadmin-vm:0_RP0# config
sysadmin-vm:0_RP0(config)# clock timezone IST Asia/Calcutta