Concept Guide

Parameters
timezone-name Enter the name of the timezone. You cannot use spaces.
oset Enter one of the following:
• a number from 1 to 23 as the number of hours in addition to universal time
coordinated (UTC) for the timezone.
• a minus sign (-) then a number from 1 to 23 as the number of hours.
Defaults Not congured.
Command Modes CONFIGURATION
Supported Modes All Modes
Command History
Version Description
8.3.17.0 Supported on the M I/O Aggregator.
Usage Information Coordinated universal time (UTC) is the time standard based on the International Atomic Time standard, commonly
known as Greenwich Mean time. When determining system time, include the dierentiator between UTC and your
local timezone. For example, San Jose, CA is the Pacic Timezone with a UTC oset of -8.
clock update-calendar
Set the switch hardware clock based on the software clock.
Syntax
clock update-calendar
Defaults Not congured.
Command Modes EXEC Privilege
Supported Modes All Modes
Command History
Version Description
8.3.17.0 Supported on the M I/O Aggregator.
Usage Information Use this command only if you are sure that the hardware clock is inaccurate and the software clock is correct. You
cannot delete this command (there is not a no form of this command).
Related Commands calendar set— sets the hardware clock.
ntp control-key-passwd
Congure control key password for NTPQ authentication. NTP control key supports encrypted and unencrypted option.
Syntax
ntp control-key-passwd [encryption-type] password
To delete the control key, use the no ntp control-key-passwd [encryption-type] password
command.
Parameters
encryption-type (OPTIONAL) Enter one of the following numbers:
410 System Time