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Re: ntp problem in broadcastclients



On Friday 26 October 2018 08:26:47 Greg Wooledge wrote:

> On Thu, Oct 25, 2018 at 05:36:21PM -0400, Gene Heskett wrote:
> > I put the router back on pool.ntp.org, but had to reboot it to take
> > effect.
> >
> > Now this machine shows for ntpq -p:
> >      remote           refid      st t when poll reach   delay  
> > offset  jitter
> > ====================================================================
> >========== +159.203.158.197 45.33.103.94     3 u   59   64    3  
> > 19.551   -1.356  61.116 *tick.mdacore.ne 130.207.244.240  2 u   61  
> > 64    3   30.488   -2.042   3.042 -ntp3.junkemailf 216.218.254.202 
> > 2 u   59   64    3   82.196   -7.491   2.306 +208.76.53.137  
> > 216.218.254.202  2 u   64   64    3   40.852   -2.476   0.889
> > 192.168.71.255  .BCST.          16 u    -   64    0    0.000   
> > 0.000   0.000
> >
> > But should the .BCST. be a 16 ?? Or is that just the nature of the
> > beast?
>
> According to <http://doc.ntp.org/4.2.2/debug.html>, BCST means "The
> association belongs to a broadcast server."  And unfortunately, as I
> mentioned before, I've never used NTP in broadcast mode.  So at this
> point you're officially beyond my knowledge level.

Well, with all the clients now reporting this machine as a stratum 3 and 
fractions of a millisecond for an ntpq -p, and this machine reporting 5 
servers and  one BCST at a st=16, and it goes out on the net and checks 
all servers before ntpq -p is completed, take 5 or 6 seconds to do that, 
I'd have to say its working. dd-wrt hasn't an ntpq -p output, so I've 
left it to its own devices, listing its server as pool.ntp.org. It 
doesn't seem to have a switch to turn on .BCST.  That does seem odd as 
ISTR seeing it in an older version.

So I think I've done my part to reduce the load on the debian stratum 2 
servers pool. TANSTAAFL.

-- 
Cheers, Gene Heskett
--
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>


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