Re: [ntp:questions] w32time

2010-06-18 Thread Dave Hart
On Fri, Jun 18, 2010 at 17:31 UTC, Ryan Malayter wrote: > There is still no published RFC for NTPv4. That's true, but it will not be true for much longer: http://www.rfc-editor.org/cluster_info.php?cid=C76 I encourage you to click on the underlined AUTH48 links. All authors of the four pending

Re: [ntp:questions] w32time

2010-06-18 Thread David Woolley
David J Taylor wrote: Early versions of W32time (up to XP, but I'm not 100% sure) just stepped the clock, with a default update interval of 8 days. Over a week! Later versions (Server 2003 and later, I believe) had more NTP-like behaviour, but did not conform to the management protocols of N

Re: [ntp:questions] SNTP with 1ms of precision?

2010-06-18 Thread Maarten Wiltink
"unruh" wrote in message news:slrni1mjri.fnp.un...@wormhole.physics.ubc.ca... > On 2010-06-17, Marcelo Pimenta wrote: >> [...] What's your SO? > Define SO. Operating System in Italian. Groetjes, Maarten Wiltink ___ questions mailing list questions

Re: [ntp:questions] w32time

2010-06-18 Thread Richard B. Gilbert
David J Taylor wrote: "Ryan Malayter" wrote in message news:aanlktimovwejjo8twxa2xwgep4dhebgalgqv1vnhi...@mail.gmail.com... [] The fact that niether the reference implementation nor w32time have direct support for SNMP, a *far* more widely used and documented managment standard, would seem to

Re: [ntp:questions] SNTP with 1ms of precision?

2010-06-18 Thread David J Taylor
"Richard B. Gilbert" wrote in message news:roadnwsbv-fooybrnz2dnuvz_oodn...@giganews.com... [] The difference is not significant unless you can somehow take advantage of the greater accuracy! Of course. The difference in price between the Motorola device whose specifications I was citing an

Re: [ntp:questions] w32time

2010-06-18 Thread David J Taylor
"Ryan Malayter" wrote in message news:aanlktimovwejjo8twxa2xwgep4dhebgalgqv1vnhi...@mail.gmail.com... [] The fact that niether the reference implementation nor w32time have direct support for SNMP, a *far* more widely used and documented managment standard, would seem to be another way to look

Re: [ntp:questions] SNTP with 1ms of precision?

2010-06-18 Thread Rick Jones
unruh wrote: > NO idea what this means. SNTP uses the ntp ehternet protocol Ie, the I presume that "ethernet" in there is a slip of the keyboard. Being pedantic, NTP protocol messages are carried in UDP datagrams which are carried in IPv4 datagrams (with IPv6 to be named later :) which are then

Re: [ntp:questions] SNTP with 1ms of precision?

2010-06-18 Thread Richard B. Gilbert
David J Taylor wrote: "Richard B. Gilbert" wrote in message news:fcgdnxzbxfvy7ifrnz2dnuvz_sadn...@giganews.com... [] If you have a GPS timing receiver (different from navigation receiver), with a PPS output, one edge of that pulse should be accurate to within 50 nanoseconds. A serial output

Re: [ntp:questions] w32time

2010-06-18 Thread Ryan Malayter
On Fri, Jun 18, 2010 at 10:47 AM, David J Taylor wrote: > In practice, in a mixed environment, where other implementations of NTP do > conform to an accepted management standard, > having the Microsoft Windows > W32time not conform to the same standard is, at the very least, an > operational incon

Re: [ntp:questions] w32time

2010-06-18 Thread David J Taylor
"Ryan Malayter" wrote in message news:aanlktik-l6s7b-xectebamftt8v3y3-9duwyckt4i...@mail.gmail.com... On Fri, Jun 18, 2010 at 5:34 AM, David J Taylor wrote: Later versions (Server 2003 and later, I believe) had more NTP-like behaviour, but did not conform to the management protocols of NTP (

Re: [ntp:questions] NTP with GPS + PPS falsetick

2010-06-18 Thread Marc Leclerc
Hi, Thanks for those suggestion, I will try those next week and will share my results. I was also wondering if instead of using the generic pps driver and the clock driver, I could include the pps code into the clock driver making it a one driver show or if this would just hide the problem an

Re: [ntp:questions] w32time

2010-06-18 Thread Ryan Malayter
On Fri, Jun 18, 2010 at 5:34 AM, David J Taylor wrote: >  Later > versions (Server 2003 and later, I believe) had more NTP-like behaviour, but > did not conform to the management protocols of NTP (so you can't check the > offset), didn't use ntp.conf, couldn't be used as ref-clocks, and likely > d

Re: [ntp:questions] w32time

2010-06-18 Thread Rob
Mr Dave Baxter wrote: > Hi All. > > As people on here seem to know about all this, a question if I may. > > This came up while in discussion with another party, in regards to > potential "steps" in time caused by allowing w32time to do the job, > instead of a custom app, or "feature" in yet anot

Re: [ntp:questions] SNTP with 1ms of precision?

2010-06-18 Thread unruh
On 2010-06-17, Marcelo Pimenta wrote: > 2010/6/16 David Woolley > >> Marcelo Pimenta wrote: >> >> >>> Rob, my understading about the use of SNTP and NTP is: while SNTP provides >>> time synchronization within *one *network, NTP allows a global time >>> >> >> You are confusing it with timed. SNTP

Re: [ntp:questions] SNTP with 1ms of precision?

2010-06-18 Thread unruh
On 2010-06-17, Marcelo Pimenta wrote: > 2010/6/17 unruh > >> On 2010-06-16, Marcelo Pimenta wrote: >> > 2010/6/15 unruh >> > >> >> On 2010-06-14, Marcelo Pimenta wrote: >> >> > Hi everybody!! >> >> > >> >> > My question is about Time Accuracy of NTP/SNTP protocol. I want to >> know >> >> if >>

Re: [ntp:questions] w32time

2010-06-18 Thread David J Taylor
"Mr Dave Baxter" wrote in message news:mpg.26854e5ff4b4b56a989...@aioe.org... Hi All. As people on here seem to know about all this, a question if I may. This came up while in discussion with another party, in regards to potential "steps" in time caused by allowing w32time to do the job, inste

[ntp:questions] w32time

2010-06-18 Thread Mr Dave Baxter
Hi All. As people on here seem to know about all this, a question if I may. This came up while in discussion with another party, in regards to potential "steps" in time caused by allowing w32time to do the job, instead of a custom app, or "feature" in yet another program. What I'd like to ask,

Re: [ntp:questions] NTP with GPS + PPS falsetick

2010-06-18 Thread juergen perlinger
Hi Marc, perhaps I've overseen the obvious: Try what happens if you make the PPS clock sample the other edge of the pulse signal. ___ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions

Re: [ntp:questions] NTP with GPS + PPS falsetick

2010-06-18 Thread juergen perlinger
On 06/15/2010 04:46 PM, Marc Leclerc wrote: > Hi, > > So it seem that after a while NTP reject my GPS and PPS input for time > keeping. The only source for time sync is the GPS, I cannot use other > devices and/or remote servers. > Hi Marc, I have/had similar problems with a Garmin GPS18x and the

[ntp:questions] Simple hack to get $1500 to your home.

2010-06-18 Thread jolie
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