[ntp:questions] Tutorial for setting up Garmin 18 LVC on FreeBSD 8.0

Dave Hart davehart at gmail.com
Mon Feb 22 17:20:01 UTC 2010

On Feb 22, 4:03 pm, Steve Kostecke <koste... at ntp.org> wrote:
> It is very common to set minpoll 4 and maxpoll 4 for GPS ref-clocks
> connected the NMEA driver (such as the GPS-18LVC).
> I have personally used those minpoll/maxpoll settings for my GPS-18LVC
> because they *did* help.

Agreed.  FYI with 4.2.6 and later, "minpoll 4" on your refclock is all
that's needed.  Maxpoll is essentially clamped to minpoll for

I'm not sure when this changed, but I believe it was after 4.2.4.

Dave Hart

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