Cisco Systems SMC-169 manual SMC-177

Implementing NTP on Cisco IOS XR Software

How to Implement NTP on Cisco IOS XR Software

	Command or Action	Purpose
Step 3
	access-group {peer query-only serve	Creates an access group and applies a basic IP access list to
	serve-only}access-list-name	it.
	Example:
	RP/0/RP0/CPU0:router(config-ntp)# access-group
	peer access1
Step 4
	end	Saves configuration changes.
	or	• When you issue the end command, the system prompts
	commit	you to commit changes:
		Uncommitted changes found, commit them before
	Example:	exiting(yes/no/cancel)?
	RP/0/RP0/CPU0:router(config)# end	[cancel]:
	or	– Entering yes saves configuration changes to the
	RP/0/RP0/CPU0:router(config)# commit
		running configuration file, exits the configuration
		session, and returns the router to EXEC mode.
		– Entering no exits the configuration session and
		returns the router to EXEC mode without
		committing the configuration changes.
		– Entering cancel leaves the router in the current
		configuration session without exiting or
		committing the configuration changes.
		• Use the commit command to save the configuration
		changes to the running configuration file and remain
		within the configuration session.

Cisco IOS XR System Management Configuration Guide

SMC-177