On 3/17/2012 6:00 PM, Terje Mathisen wrote:
David J Taylor wrote:
"Terje Mathisen" <"terje.mathisen at tmsw.no"> wrote in message
news:is9e39-6ve2@ntp6.tmsw.no...
[]
You should never accept much more than 10:1 speed difference between
down and up.
Terje
"Should" - I agree. But in the UK
David J Taylor wrote:
"Terje Mathisen" <"terje.mathisen at tmsw.no"> wrote in message
news:is9e39-6ve2@ntp6.tmsw.no...
[]
You should never accept much more than 10:1 speed difference between
down and up.
Terje
"Should" - I agree. But in the UK from Virgin Media I have 30 Mb/s down,
1 Mb/s
Cross posting to the thumbgps-devel list.
Ron
On 3/17/2012 3:45 PM, Charles Elliott wrote:
I program the BU-353 with regular C++. I have a copy of the "SiRF NMEA
Reference Manual" (P/N: 1050-0042, Rev 2.2, 11/08) that I received from
SiRF Technology, Inc.
217 Devcon Drive
San Jose, CA 95112
On 3/17/2012 3:20 PM, David J Taylor wrote:
"Ron Frazier (NTP)" wrote in message
news:4f64d793.9010...@c3energy.com...
[]
Hi David,
I'm not sure what will happen if you simultaneously prefer and
noselect the local server. Assuming the local stratum 1 server is
the most stable time source,
I program the BU-353 with regular C++. I have a copy of the "SiRF NMEA
Reference Manual" (P/N: 1050-0042, Rev 2.2, 11/08) that I received from
SiRF Technology, Inc.
217 Devcon Drive
San Jose, CA 95112
PH: +1(408) 467-0410
supp...@sirf.com.
It contains descriptions of all the NMEA messages SiRF
"Ron Frazier (NTP)" wrote in message
news:4f64d793.9010...@c3energy.com...
[]
Hi David,
I'm not sure what will happen if you simultaneously prefer and noselect
the local server. Assuming the local stratum 1 server is the most
stable time source, you'll get a much better picture of what the
Hi all,
This is a cross post from the [Thumbgps-devel] list. It relates to some
testing on some SIRF GPS's the original poster is doing (at the bottom).
The part on top is my reply to him. I thought those here might like
to see it, considering recent GPS related discussions we've been havin
On 3/17/2012 11:48 AM, David J Taylor wrote:
You'd get less jitter with DSL.
--
John Hasler
John,
You have piqued my interest. I have just set up a Windows-8 PC with
an ntp configuration not dissimilar to Ron's, in that it's using
purely Internet servers but trying to monitor a local stratu
I did not express myself well. Permit me to explain.
1. The variable delays are caused by buffering at the Internet routers. See
CACM Staff. (2012). BufferBloat: what's wrong with the internet? Commun.
ACM, 55(2), 40-47. doi: 10.1145/2076450.2076464. "A discussion with Vint
Cerf, Van Jacobson
You'd get less jitter with DSL.
--
John Hasler
John,
You have piqued my interest. I have just set up a Windows-8 PC with an
ntp configuration not dissimilar to Ron's, in that it's using purely
Internet servers but trying to monitor a local stratum-1 server as well.
In essence:
___
"John Hasler" wrote in message
news:87sjh7mlqs@thumper.dhh.gt.org...
David J Taylor writes:
But in the UK from Virgin Media I have 30 Mb/s down, 1 Mb/s up. I
have been promised an upload speed increase about 18 months ago to 2
Mb/s up, which is more sensible...
Such a very high cable dow
David J Taylor writes:
> But in the UK from Virgin Media I have 30 Mb/s down, 1 Mb/s up. I
> have been promised an upload speed increase about 18 months ago to 2
> Mb/s up, which is more sensible...
Such a very high cable download speed is a peak burst speeds on a shared
medium. Your sustained p
"Terje Mathisen" <"terje.mathisen at tmsw.no"> wrote in message
news:is9e39-6ve2@ntp6.tmsw.no...
[]
You should never accept much more than 10:1 speed difference between
down and up.
Terje
"Should" - I agree. But in the UK from Virgin Media I have 30 Mb/s down,
1 Mb/s up. I have been p
unruh wrote:
Would it be worth it to recruit an electrical or systems engineer who
claimed to know something about filtering data to take a serious look at
NTPD's data filtering approach? There has to be some reason that there is a
David Mills claims to know about filtering data. Not that I al
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