Concept Guide

• week-number: enter a number from 1 to 4 as the number of the week to end
daylight saving time.
• first: enter the keyword first to end daylight saving time in the rst week of the
month.
• last: enter the keyword last to end daylight saving time in the last week of the
month.
end-day Enter the weekday name that you want daylight saving time to end. Enter the weekdays
using the three letter abbreviations; for example Sun, Sat, Mon, and so on. The range is
from Sun to Sat.
end-month Enter the name of one of the 12 months in English.
end-time Enter the time in hours:minutes:seconds. For the hour variable, use the 24-hour format;
example, 17:15:00 is 5:15 pm.
oset (OPTIONAL) Enter the number of minutes to add during the summer-time period. The
range is from 1 to 1440. The default is 60 minutes.
Defaults Not congured.
Command Modes CONFIGURATION
Supported Modes All Modes
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.4(0.0) Supported on the FN I/O Aggregator.
8.3.17.0 Supported on the M I/O Aggregator.
Related Commands
clock summer-time date — sets a date (and time zone) on which to convert the switch to daylight saving time on
a one-time basis.
show clock — displays the current clock settings.
debug ntp
Display network time protocol (NTP) transactions and protocol messages for troubleshooting.
Syntax
debug ntp {level level-number}
To disable debugging of NTP transactions, use the no debug ntp {level level-number} command.
Parameters
level level-number Enter the keyword level then the level–number to display information about NTP logs.
The log level range is from 1 to 6.
• 1 is the most important log level.
• 6 is the least important log level.
Command Modes EXEC Privilege
Supported Modes Full–Switch
System Time 1319