Reference Guide

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 differentiator between UTC and your local
timezone. For example, San Jose, CA is the Pacific Timezone with a UTC offset of
-8.
clock update-calendar
Set the switch hardware clock based on the software clock.
Syntax
clock update-calendar
Defaults Not configured.
Command
Modes
EXEC Privilege
Command
History
Version 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.
System Time
285