Re: [ntp:questions] NTP for iPhone

2010-02-27 Thread Harlan Stenn
>>> In article , Rick Jones >>> writes: Rick> Depending on your definition of a fraction of a second, wouldn't an Rick> iPhone already be getting rather accurate time from the cell towers? I have the NTP iPhone app from Emerald Sequoia on mine. So far I haven't seen the time reported by my iph

Re: [ntp:questions] GPS_NEMA, but high offset and jitter?

2010-02-27 Thread David J Taylor
"David Lord" wrote in message news:7ur6r2fac...@mid.individual.net... [] Thing is there appears to be a problem with the PPS so I was suggesting a more sensitive circuit should a scope or moving coil meter not be available. David Isn't there software for the OS which emulates a breakout box

Re: [ntp:questions] GPS_NEMA, but high offset and jitter?

2010-02-27 Thread David Lord
David J Taylor wrote: "David Lord" wrote in message news:7ur6r2fac...@mid.individual.net... [] Thing is there appears to be a problem with the PPS so I was suggesting a more sensitive circuit should a scope or moving coil meter not be available. David Isn't there software for the OS which

Re: [ntp:questions] GPS_NEMA, but high offset and jitter?

2010-02-27 Thread David J Taylor
"David Lord" wrote in message news:7usc5dfhg...@mid.individual.net... [] I mentioned radioclkd(2) both of which in debug mode display state of selected pin (dcd cts dsr or rng). radioclkd -s poll -d -v ttyS00:dcd This gives time at each pulse edge. I'm sure there are other programs that do

[ntp:questions] Improving ntpd rate controls for busier servers

2010-02-27 Thread Dave Hart
Until now, ntpd's most-recently-used list of remote network addresses has been limited to 600 entries. This list is used to (attempt to) enforce "restrict ... limited" (and the related "restrict ... kod"). If a server running ntpd receives substantial traffic, the 600 most recently seen remote add

Re: [ntp:questions] National time standard differences

2010-02-27 Thread Danny Mayer
unruh wrote: > On 2010-02-10, David J Taylor > wrote: >> "David Woolley" wrote in message >> news:hksmaf$1c...@news.eternal-september.org... >>> David J Taylor wrote: >>> I remember the flying of caesium or other atomic clocks round the world, and that folks had to invoke relativisti

Re: [ntp:questions] National time standard differences

2010-02-27 Thread Kevin Oberman
> Date: Sat, 27 Feb 2010 23:05:30 -0500 > From: Danny Mayer > Sender: questions-bounces+oberman=es@lists.ntp.org > > unruh wrote: > > On 2010-02-10, David J Taylor > > wrote: > >> "David Woolley" wrote in message > >> news:hksmaf$1c...@news.eternal-september.org... > >>> David J Taylor wr