Time synchronization with SNTP

You control how time is synchronized using SNTP and whether time changes are logged by using the timed options. For detailed information about SNTP, see RFC 2030.

When to use SNTP

You use SNTP when you need a high degree of accuracy or when you are using clusters.

List of timed options

Before using SNTP, you set the timed options as described in "Synchronizing filer system time" or accept the default settings. The timed options are listed in the following table. For details about the timed options, see "Timed options."


Timed option	Function	Default
`timed.enable`	Determines whether the timed daemon runs.	Off
`timed.log`	Determines whether to log time changes initiated by the `timed` daemon to the console.	Off
`timed.max_skew`	Sets the maximum allowable discrepancy between filer time and server time.	30m
`timed.proto`	Selects whether to use the protocol used by the `rdate` command or SNTP.	ntp
`timed.sched`	Schedules when to synchronize the time with a time server.	hourly
`timed.servers`	Specifies up to five time servers in order of contact priority.	None

Part No. 210-02334
File: routin24.htm
Last updated: 02/24/99 12:15:49