Reference Guide
58
System Time and Date
The commands in this chapter configure time values on the system, either using the Dell Networking 
operating software, or the hardware, or using the network time protocol (NTP). With NTP, the switch can 
act only as a client to an NTP clock host.
For more information, refer to the “Network Time Protocol” section of the Management chapter in the 
Dell Networking OS Configuration Guide.
The commands in this chapter are generally supported on the S4820T with some exceptions, as notes in 
the Command History fields.
calendar set
Set the time and date for the switch hardware clock.
S4820T
Syntax
calendar set time month day year
Parameters
time Enter the time in hours:minutes:seconds. For the hour 
variable, use the 24-hour format; for example, 17:15:00 is 
5:15 pm.
month Enter the name of one of the 12 months in English. You can 
enter the name of a day to change the order of the display to 
time day month year.
day Enter the number of the day. The range is from 1 to 31. You 
can enter the name of a month to change the order of the 
display to time day month year.
year Enter a four-digit number as the year. The range is from 1993 
to 2035.
Command 
Modes
EXEC Privilege
Command 
History
This guide is platform-specific. For command information about other platforms, 
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version 9.0.2.0 Introduced on the S6000.
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System Time and Date










