NTP synchronizes timekeeping among a set of distributed time servers and clients. This synchronization allows events to be correlated when system logs are created and other time-specific events occur.
Technology Information

Configure

Maintain and Operate

Maintain and Operate TechNotes

(All IP Application Services Maintain and Operate TechNotes)

(All IP Application Services Maintain and Operate TechNotes)
Argentina Daylight Saving Time (DST) Changes for 2007

Australia Daylight Saving Time (DST) Changes for 2008 to Present

Bolivarian Republic of Venezuela Implements a New Time Zone (UTC -4.30)

Daylight Saving Time (DST) Changes

New Zealand Daylight Saving Time (DST) Changes for 2007

U.S. Daylight Saving Time (DST) Changes for 2007 to Present

Australia Daylight Saving Time (DST) Changes for 2008 to Present
Bolivarian Republic of Venezuela Implements a New Time Zone (UTC -4.30)
Daylight Saving Time (DST) Changes
New Zealand Daylight Saving Time (DST) Changes for 2007
U.S. Daylight Saving Time (DST) Changes for 2007 to Present
Troubleshoot and Alerts

Troubleshooting TechNotes

(All IP Application Services Troubleshooting TechNotes)

(All IP Application Services Troubleshooting TechNotes)
Argentina Daylight Saving Time (DST) Changes for 2007

Australia Daylight Saving Time (DST) Changes for 2008 to Present

Bolivarian Republic of Venezuela Implements a New Time Zone (UTC -4.30)

Daylight Saving Time (DST) Changes

Example NTP Configuration for High Availability Catalyst 6000 Switch

New Zealand Daylight Saving Time (DST) Changes for 2007

Troubleshoot Network Time Protocol (NTP)

U.S. Daylight Saving Time (DST) Changes for 2007 to Present

Australia Daylight Saving Time (DST) Changes for 2008 to Present
Bolivarian Republic of Venezuela Implements a New Time Zone (UTC -4.30)
Daylight Saving Time (DST) Changes
Example NTP Configuration for High Availability Catalyst 6000 Switch
New Zealand Daylight Saving Time (DST) Changes for 2007
Troubleshoot Network Time Protocol (NTP)
U.S. Daylight Saving Time (DST) Changes for 2007 to Present