Before You Configure Ntp - Juniper JUNOSE SOFTWARE FOR E SERIES 11.3.X - SYSTEM BASICS CONFIGURATION GUIDE 2010-10-04 Configuration Manual

JunosE 11.3.x System Basics Configuration Guide
clock summer-time recurring
clock timezone
show clock

Before You Configure NTP

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Use the no version to prevent automatic switching to summer time.
See clock summer-time date.
Use to set the clock to summer time at the same time each year.
Example—This overrides the default settings for PDT,
host1(config)#clock summer-time PDT recurring first Sunday April 2:00 last Sunday
October 2:00
Use the no version to prevent automatic switching to summer time.
See clock summer-time recurring.
Use to set the time zone for display.
Example—This sets the time zone to 5 hours behind UTC.
host1(config)#clock timezone EST -5
Use the no version to set the time zone to UTC, the default setting.
See clock timezone.
Use to display the system time and the date.
Example 1—Shows time source value when clock is manually configured
host1#show clock detail
TUE JAN 23 2007 11:50:47 UTC
time source: manually entered by user
timezone: UTC (0 minutes from UTC)
Example 2—Shows time source value when clock is synchronized with NTP
host1#show clock detail
TUE JAN 23 2007 11:50:47 UTC
time source: Configured via NTP
timezone: UTC (0 minutes from UTC)
See show clock.
Before you configure NTP, complete the following procedures:
Configure at least one IP address on the router.
1.
Check that the system clock reads the correct time to within 15 minutes, and that the
2.
time zone and summer time settings are correct.
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