Name

clock calendar-valid — global

Synopsis

clock calendar-valid
no clock calendar-valid

Configures

Network Time Protocol (NTP)

Default

Disabled

Description

This command tells the router to consider the RTC calendar in hardware to be a valid source of time. This command is valid only on high-end routers (5000, 6000, 7500, 8500, etc.).

Get CISCO IOS in a Nutshell now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.