how to use ntp in busybox

[Michael D. Setzer II]

Not sure if this would do what you want, but I've used it with busybox setup.

http://doolittle.icarus.com/ntpclient/

On 22 Nov 2015 at 20:50, Isaac Dunham wrote:

Date sent:      	Sun, 22 Nov 2015 20:50:29 -0800
From:           	Isaac Dunham <ibid.ag at gmail.com>
To:             	"Wei, Catherine" <Catherine.Wei at arris.com>
Subject:        	Re: how to use ntp in busybox
Copies to:      	"busybox at busybox.net" <busybox at busybox.net>

> On Mon, Nov 23, 2015 at 01:40:29AM +0000, Wei, Catherine wrote:
> > Hi:
> >      In our system, we're considering if we could use ntp in busybox to 
> > replace the ntp supported by ntp.org, which has large footprint, so I'm 
> > doing some investigation about ntp in busybox recently but I met some 
> > problems. I found that there's only ntpd in busybox, no ntpdate and ntpq.
> >      In our current system, we have a ntp wrapper to control ntp 
> > behavior based on our requirement. We use ntpdate to sync time when 
> > system is started, and we use ntpq to monitor and control the ntpd 
> > behavior. For example:
> >       1. After ntpdate synced time, use ntpq to enable ntp.
> >       2. When we add our own ntp server to the server list, we will use 
> > something like this "ntpq -c "keyid id" -c "passwd pwd" -c ":config 
> > server 10.172.1.1 minpoll 3 maxpoll 4 burst"
> > 
> >       I don't know if there's some tools related to ntpq in busybox, so 
> > we can remove the current ntp in our system and use ntpd in busybox. 
> > Appreciate your quick response, thank you very much.
> > 
> 
> Busybox ntp does not support any runtime configuration; ntpq corresponds
> to unimplemented functionality.
> 
> ntpdate is not provided, but equivalent behavior can be obtained with
> ntpd -q -p PEER [-p PEER2 ...]
> 
> OpenNTPD, from which Busybox ntpd came, provides an "ntpctl" command,
> but it's misnamed: it only displays information from ntpd.
> 
> You might get further looking at NTPsec.
> 
> 
> HTH,
> Isaac Dunham
> _______________________________________________
> busybox mailing list
> busybox at busybox.net
> http://lists.busybox.net/mailman/listinfo/busybox


+----------------------------------------------------------+
  Michael D. Setzer II -  Computer Science Instructor      
  Guam Community College  Computer Center                  
  mailto:mikes at kuentos.guam.net                            
  mailto:msetzerii at gmail.com
  http://www.guam.net/home/mikes
  Guam - Where America's Day Begins                        
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  http://sourceforge.net/projects/g4l/
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