Henry Hallam he...@pericynthion.org wrote:
On Thu, Apr 24, 2014 at 8:07 AM, Montgomery, Peter BIS
peter.montgom...@fs.utc.com wrote:
I am new to NTP. But I have a quick question that I need to answer soon.
I would like to know whether NTP can sync between a client and a server
Paul tik-...@bodosom.net wrote:
On Fri, Apr 25, 2014 at 9:13 AM, Rob nom...@example.com wrote:
Of course it is all caused by the failure to include timepps.h in the
kernel include file package, where they belong IMHO. Apparently there
is unresolved debate about that. Ubuntu puts
On two different distributions, openSUSE 13.1 and Ubuntu 14.04, I
noticed that while everything is available to support kernel PPS,
the distributed ntpd is compiled without refclock 22 (Atom) support.
This apparently is not intentional, as the ./configure command on
both distributions includes
Caecilius nospam@spamless.invalid wrote:
Yes, I was surprised to see the flip-flopping as I'd thought that the
route cache would make a given target IP stick with a given source
interface. What's happening in practice is that it sticks for a while
(about ten minutes) and then switches. I
Martin Burnicki martin.burni...@meinberg.de wrote:
Rob schrieb:
Martin Burnicki martin.burni...@meinberg.de wrote:
Imagine what happens if you shut down Windows *before* DST starts and
reboot *after* DST has started? Your system time will be off by 1 hour
because standard time has been
Caecilius nospam@spamless.invalid wrote:
I guess that something has been added between 4.2.4p4 and 4.2.6p2
that's making ntp take notice of the two different routes. But I don't
understand why it should care: that's the network layer's problem, and
there will often be multiple routes between
Martin Burnicki martin.burni...@meinberg.de wrote:
Imagine what happens if you shut down Windows *before* DST starts and
reboot *after* DST has started? Your system time will be off by 1 hour
because standard time has been written to the RTC at shutdown, but DST
is assumed to be read from
Phil W Lee p...@lee-family.me.uk wrote:
David Taylor david-tay...@blueyonder.co.uk.invalid considered Tue,
15 Apr 2014 07:32:48 +0100 the perfect time to write:
On 15/04/2014 07:24, William Unruh wrote:
[]
No, I meant that Windows at least did (pre Win7?) use local time as
system time.
And I
Harlan Stenn st...@ntp.org wrote:
Rob writes:
Harlan Stenn st...@ntp.org wrote:
Amongst the many reasons why we did not let SIGHUP restart the daemon
was that back in the old days we used modem drivers a lot more often.
The HUP signal was generic - it was not really associated with any
Harlan Stenn st...@ntp.org wrote:
Amongst the many reasons why we did not let SIGHUP restart the daemon
was that back in the old days we used modem drivers a lot more often.
The HUP signal was generic - it was not really associated with any
specific device.
I think you are confusing two
David Lord sn...@lordynet.org wrote:
Arthur Lambert wrote:
Hi,
Thank you for all your answer.
So in fact Jochen, even if I need for some reason to handle dynamic
change on ntp.conf, you are telling me that it is cleaner and better
to restart the daemon ?
I am currently putting some
Arthur Lambert lambertarthu...@gmail.com wrote:
Hi Rob,
I know that my question can be stupid but I am not very familiar with
open source project. If tomorrow someone decides to develop a feature
on ntp. Who can decide if the feature will be integrated to the trunk
of the project ? People
Harlan Stenn st...@ntp.org wrote:
Sander Smeenk writes:
Quoting Miroslav Lichvar (mlich...@redhat.com):
I guess it could also be a IPv6 ref mangling issue?
That could well be. We use IPv6 where we can.
For IPv6 addresses the refid is defined as first 4 bytes of the MD5
sum of the
Maximilian Brehm maximilian.br...@tu-ilmenau.de wrote:
Hey NTP community,
I need to synchronize only the frequency of a
destination systems based on the frequency of a reference system in the
same network. This is because the reference system does not supply
timestamps and they are not
Harlan Stenn st...@ntp.org wrote:
Martin Burnicki writes:
Harlan Stenn schrieb:
Sander Smeenk writes:
Quoting Miroslav Lichvar (mlich...@redhat.com):
For IPv6 addresses the refid is defined as first 4 bytes of the MD5
sum of the address. With 2001:7b8:3:32:213:136:0:252 (tt52.ripe.net)
Sander Smeenk ssme...@freshdot.net wrote:
Hi,
I'm running four NTP-servers. One has a PPS and is stratum-1, the other
three sync from that one primarily and have a few out-of-band fallback
servers configured. This seems to work fine.
However, if i check 'ntpq -c lpeers' on one of the three
Paul tik-...@bodosom.net wrote:
Sure. My point is I haven't seen a use case in this thread for nanosecond
*accuracy* relative to the TAI paper clock.
It is not for timestamping the moment of clicking in an online auction
or stock trade? Those people normally have infinite timestamping
Amit Dor-Shifer amit.dor.shi...@gmail.com wrote:
When overwriting /etc/ntp.conf with the suggested configuration, server can
read conf, and client manages to sync to server's (skewed) time.
server
amit@zelda:~$ cat /etc/ntp.conf
server 127.127.1.0 minpoll 4 maxpoll 4
fudge 127.127.1.0
Laszlo Papp lp...@kde.org wrote:
Yep, that was there. The interesting part is that it works for the
first time after a while, and it gets broken when I try to set the
date explicitly by the corresponding command. For some reason, ntp
cannot sync afterwards. Reboot and/or restarting the daemons
when
${CCPREFIX} --version
shows the cross compiler version omit /gcc in above description.
--
Rob
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I would like to use the Atom driver (22) on a Linux system with a
parallel port. It is not clear to me from the scattered info I have
found on internet if this is going to work.
Using a modern Linux kernel with the PPS module, is it possible to
symlink /dev/pps0 to a parallel port device and
David Lord sn...@lordynet.org wrote:
Rob wrote:
I would like to use the Atom driver (22) on a Linux system with a
parallel port. It is not clear to me from the scattered info I have
found on internet if this is going to work.
Using a modern Linux kernel with the PPS module, is it possible
David Lord sn...@lordynet.org wrote:
Rob wrote:
David Lord sn...@lordynet.org wrote:
Rob wrote:
I would like to use the Atom driver (22) on a Linux system with a
parallel port. It is not clear to me from the scattered info I have
found on internet if this is going to work.
Using a modern
Chris Adams c...@cmadams.net wrote:
I further studied the matter and found that on the CentOS 6.5 system
where I first checked the kernel is at 2.6.32 and the pps_parport module
is not yet included.
When I ran this on a CentOS system, I didn't use the in-kernel PPS. I
used the shmpps daemon
michaelbinary mdw...@ads-securities.com wrote:
HI,
I am syncing to a private stratum 1 ntp server setting minpoll 6 maxpoll 6,
however after an appreciable amount of time ntpq is showing the poll interval
as 1024. Can anybody explain this behavior ?. Its as if the parameter entry
in the
Rob nom...@example.com wrote:
I'm still not sure if ARP is really the problem, but fixing the
clients to maxpoll 6 seems to cure it.
(at least the reach now sticks at 377)
New tests show it is OK at poll interval 128 (maxpoll 7), and
fails at poll interval 256 (maxpoll 8).
So whatever
detha de...@foad.co.za wrote:
On Mon, 27 Jan 2014 21:45:22 +, Rob wrote:
[...]
I can ping it as much as I like, no loss: 1571 packets transmitted, 1571
received, 0% packet loss, time 20468ms rtt min/avg/max/mdev =
0.702/0.845/1.168/0.090 ms
But when ntpd is allowed to climb to 1024
detha de...@foad.co.za wrote:
It is apparent that the problem does not occur when the link is busy, but
I still don't know the cause.
It may also be some power-saving mechanism, for example.
First step is to prove that the problem goes away when the link is kept
busy with totally unrelated
detha de...@foad.co.za wrote:
What distribution and kernel are you running on the wired one? I've got a
spare raspberry somewhere, would be interesting to see if I can reproduce
this.
raspbmc (downloaded bootstrap and installed
and updated using its builtin mechanism).
Linux raspbmc 3.10.21
Brian Utterback brian.utterb...@oracle.com wrote:
Anyway, nothing every came of the discussion.
I commented on that generic situation a while ago.
It seems typical for discussions about ntpd functionality.
Suggestions are always ridiculed, the specs are perfect now,
the code is without bugs.
Brian Inglis brian.ing...@systematicsw.ab.ca wrote:
On 2014-01-27 14:45, Rob wrote:
Rick Jones rick.jon...@hp.com wrote:
Brian Inglis brian.ing...@systematicsw.ab.ca wrote:
You don't specify which system and devices you are using,
so here are a couple of articles about changing ARP timeouts
Brian Utterback brian.utterb...@oracle.com wrote:
I don't know about lost packets. It seems to me that dropping the packet
that triggered an ARP request is not very robust, in fact it is down
right fragile. Are you sure that there really are such implementations?
Typically all cisco
A C agcarver+...@acarver.net wrote:
On 1/27/2014 13:45, Rob wrote:
Rick Jones rick.jon...@hp.com wrote:
Brian Inglis brian.ing...@systematicsw.ab.ca wrote:
You don't specify which system and devices you are using,
so here are a couple of articles about changing ARP timeouts:
http
mike cook michael.c...@sfr.fr wrote:
Le 28 janv. 2014 ? 10:02, Rob a ?crit :
Brian Utterback brian.utterb...@oracle.com wrote:
I don't know about lost packets. It seems to me that dropping the packet
that triggered an ARP request is not very robust, in fact it is down
right fragile
David Taylor david-tay...@blueyonder.co.uk.invalid wrote:
On 28/01/2014 08:57, Rob wrote:
Brian Utterback brian.utterb...@oracle.com wrote:
Anyway, nothing every came of the discussion.
I commented on that generic situation a while ago.
It seems typical for discussions about ntpd
A C agcarver+...@acarver.net wrote:
Because I read your configuration as server and client being on same
network but one is wired and one is wireless.
Ok you got that wrong, then.
Now if you're seeing this
behavior from each device (wired and wireless) to a third server
somewhere else then
Marco Marongiu brontoli...@gmail.com wrote:
On 01/26/2014 08:08 PM, Rob wrote:
My hypothesis is that the ARP entry for the NTP server has timed out,
and when ARP has to resolve an entry in some implementations the first
packet is always lost (it is not cached pending a reply).
When the cycle
Charles Swiger cswi...@mac.com wrote:
Hi--
On Jan 27, 2014, at 10:10 AM, Rob nom...@example.com wrote:
Despite lots of tracing I still cannot really pinpoint the problem.
The only thing I see is that ping has absolutely zero loss and all
usual protocols work fine, but ntp indicates a high
Rick Jones rick.jon...@hp.com wrote:
Brian Inglis brian.ing...@systematicsw.ab.ca wrote:
You don't specify which system and devices you are using,
so here are a couple of articles about changing ARP timeouts:
On a very quiet network, I observe that ntpd sometimes has a very
high loss rate: reach is 6, for example.
When using ping or any other protocol, no packet loss at all is
observed.
My hypothesis is that the ARP entry for the NTP server has timed out,
and when ARP has to resolve an entry in some
Harlan Stenn st...@ntp.org wrote:
David Lord writes:
I have restrict -4 limited kod nomodify notrap nopeer noquery
I've not checked most recent docs but thought limited was
needed for kod.
It is.
There were also some posts indicating that kod could be
counter productive leading to self
Harlan Stenn st...@ntp.org wrote:
William Unruh writes:
I do not mean the default in the config file, I mean the default if
there is no config file or if nothing is set in the config file.
Then ntpd won't connect to anything and there will be no data to report.
The data to report is not what
Harlan Stenn st...@ntp.org wrote:
So please complain as much as you want. Please volunteer as much as you
want. Please financially support Network Time as much as you want. I
also invite folks to pay attention to what they want to get, and see
how what they are and are not doing correlates
Martin Burnicki martin.burni...@meinberg.de wrote:
I bet the server options for pool servers are in there because this
was used in earlier versions before the pool keyword was introduced,
and it still works.
instead, and I'd have to look up when the 'pool' directive was put in
there.
William Unruh un...@invalid.ca wrote:
On 2014-01-15, Steve Kostecke koste...@ntp.org wrote:
On 2014-01-15, David Woolley wrote:
On 27/12/13 10:24, Rob wrote:
There are more and more amplification attacks against ntp servers,
similar to those against open DNS resolvers. A small packet sent
William Unruh un...@invalid.ca wrote:
On 2014-01-15, Rob nom...@example.com wrote:
William Unruh un...@invalid.ca wrote:
On 2014-01-15, Steve Kostecke koste...@ntp.org wrote:
On 2014-01-15, David Woolley wrote:
On 27/12/13 10:24, Rob wrote:
There are more and more amplification attacks
Steve Kostecke koste...@ntp.org wrote:
On 2014-01-15, Rob nom...@example.com wrote:
William Unruh un...@invalid.ca wrote:
I do not mean the default in the config file, I mean the default if
there is no config file or if nothing is set in the config file.
That only becomes meaningful when
Ralph Aichinger ra...@pangea.at wrote:
I am currently in the process of remodeling my house
and a dedicated outdoor/roof mounted GPS antenna
would be possible to mount without excessive cost.
I probably would not see a huge difference for
timing purposes, but what would your choice of
an
What is the NTP developers position on implementation of better
rate limiting options in ntpd?
There are more and more amplification attacks against ntp servers,
similar to those against open DNS resolvers. A small packet sent
with a spoofed source address (allowed by a lame ISP) results in
a
Brian Utterback brian.utterb...@oracle.com wrote:
On 12/27/2013 5:24 AM, Rob wrote:
What is the NTP developers position on implementation of better
rate limiting options in ntpd?
There are more and more amplification attacks against ntp servers,
similar to those against open DNS resolvers
Brian Utterback brian.utterb...@oracle.com wrote:
Not at all. I am asking the parameters of the attack. Is the current
software solution sufficient to stop such attacks? If so, then the
solution is for the servers to upgrade. Indeed, no solution we craft for
the current software development
detha de...@foad.co.za wrote:
Better would be a per-IP-address request or rate limit.
No, better would be a global rate limit.
We already have a per-IP-address rate limit but it does not
help much in this case.
There should be a per-IP-address rate limit for the normal time protocol,
but the
Jure Sah dustwo...@gmail.com wrote:
On 23. 12. 2013 18:14, Rob wrote:
I would just like to understand this...
For noquery I understand, but for nopeer? The manual page
states:
Deny packets that might mobilize an association unless
authenticated. This includes broadcast, symmetric-active
Jure Sah dustwo...@gmail.com wrote:
Hello,
I am an administrator of a public NTP server joined to pool.ntp.org.
Our server has recently been an unwilling party to a NTP UDP based
bounce attack and have received the report attached below.
I would like to continue offering my server in the
Jure Sah dustwo...@gmail.com wrote:
Wouldn't noquery or nopeer also prevent your timeserver from being
used by other timeservers? Or at least limit usability?
Not really. It limits the possibilities of debugging from remote
(e.g. to look what servers you are synced to), but it does not limit
Jure Sah dustwo...@gmail.com wrote:
Hi,
On 23. 12. 2013 15:13, Rob wrote:
Jure Sah dustwo...@gmail.com wrote:
Wouldn't noquery or nopeer also prevent your timeserver from
being used by other timeservers? Or at least limit usability?
Not really. It limits the possibilities of debugging
unruh un...@invalid.ca wrote:
On 2013-12-12, Rob nom...@example.com wrote:
Jan Ceuleers jan.ceule...@computer.org wrote:
Interesting Light Reading article on the degree to which infrastructure
(in casu wireless networks) is dependent on GPS timing signals, how
little is needed to jam GPS
Jan Ceuleers jan.ceule...@computer.org wrote:
Interesting Light Reading article on the degree to which infrastructure
(in casu wireless networks) is dependent on GPS timing signals, how
little is needed to jam GPS (intentionally or otherwise), and what the
impact of such jamming would be.
It
David Taylor david-tay...@blueyonder.co.uk.invalid wrote:
Brief background. I have five Raspberry Pi NTP servers, all with a
nominally identical configuration, all with GPS/PPS receivers. Only one
of these is doing any significant work other than running NTP. None of
the devices are
Uwe Klein u...@klein-habertwedt.de wrote:
However, what I don't understand is why an IPv6 address does not fit
into a struct sockaddr, and why this fact is so badly documented.
It took me a lot of time to find why my queried IPv6 addresses were
truncated.
struct sockaddr was a catch all and
Casper H.S Dik casper@orspamcle.com wrote:
Rob nom...@example.com writes:
Uwe Klein u...@klein-habertwedt.de wrote:
However, what I don't understand is why an IPv6 address does not fit
into a struct sockaddr, and why this fact is so badly documented.
It took me a lot of time to find why
Harlan Stenn st...@ntp.org wrote:
Rick Jones writes:
Harlan Stenn st...@ntp.org wrote:
You might want:
interface ignore all
interface listen 127.0.0.1 # if you want localhost ntpq to work
interface listen a.b.c.d # enumerate the IPs you want to use
Thanks. I take it
Brian Utterback brian.utterb...@oracle.com wrote:
On 11/19/2013 3:40 PM, Danny Mayer wrote:
You should not be using literal IP addresses of either flavor without
also setting the AI_NUMERICHOST flag otherwise it tries to do a DNS
lookup. That's poorly written code otherwise.
Danny
Not so.
Harlan Stenn st...@ntp.org wrote:
Rob writes:
Harlan Stenn st...@ntp.org wrote:
Rick Jones writes:
Harlan Stenn st...@ntp.org wrote:
You might want:
interface ignore all
interface listen 127.0.0.1 # if you want localhost ntpq to work
interface listen a.b.c.d
Brian Utterback brian.utterb...@oracle.com wrote:
However, what I don't understand is why an IPv6 address does not fit
into a struct sockaddr, and why this fact is so badly documented.
It took me a lot of time to find why my queried IPv6 addresses were
truncated.
It is a little tricky to be
David Taylor david-tay...@blueyonder.co.uk.invalid wrote:
On 15/11/2013 18:22, Rob wrote:
[]
You *what* I find confusing?
[]
I find it confusing that the behaviour on one Raspberry Pi differed from
that on another Raspberry Pi, both running Linux 3.x.
Well, Linux 3.x is not really
David Taylor david-tay...@blueyonder.co.uk.invalid wrote:
I'm going to try an upgrade on the 3.2.27+ RPi to 3.6.11 and see what
changes. I was surprised that using the same NTP source, using the same
sudo make install command, put binary files which I had just compiled
using make in
/local.
[*] At least for debian version 7.2. See cat /etc/debian_version
Groetjes,
Rob
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David Taylor david-tay...@blueyonder.co.uk.invalid wrote:
I was expecting all the executables to be in /usr/local/bin/. Why might
this be? Linux is not well known to me.
Thanks to Trevor, Rob and Steve for your answers. Whilst it may be
trivial for those familiar with the OS, it's
David Taylor david-tay...@blueyonder.co.uk.invalid wrote:
On 01/11/2013 11:48, Jos vd Ven wrote:
Op maandag 21 oktober 2013 15:22:55 UTC+2 schreef David Taylor:
http://www.satsignal.eu/ntp/Raspberry-Pi-NTP.html#no-soldering
I can confirm that this works great. I ordered the stuff when I
mike cook michael.c...@sfr.fr wrote:
Le 24 oct. 2013 à 10:56, Javed Omar a écrit :
Dear Sir,
We are running a ntp server in our Data Center. I would like to know how to
find how many clients are taking or adjusting their time from this server.
Is there any command?
I am not
Gary Johnson garyj...@spocom.com wrote:
On 2013-10-14, Rob wrote:
unruh wrote:
On 2013-10-14, Rob wrote:
Steve Kostecke wrote:
On 2013-10-12, unruh wrote:
That is good to hear, but does not solve the problem that ntp.conf is
there for the admin to make changes to in order to solve
Manuel Reimer manuel.nulldev...@nurfuerspam.de wrote:
On 10/06/2013 12:17 AM, Rob wrote:
That is why I suspect that it cannot run 50 baud.
What happens when you try stty 50 /dev/tty...?
[root@alarm dev]# stty 50 /dev/ttyAPP0
[root@alarm dev]# stty /dev/ttyAPP0
speed 50 baud; line = 0
Steve Kostecke koste...@ntp.org wrote:
On 2013-10-12, unruh un...@invalid.ca wrote:
That is good to hear, but does not solve the problem that ntp.conf is
there for the admin to make changes to in order to solve problems
peculiar to his system. I may not want the freebsd pool servers--
Rob van der Putten r...@sput.nl wrote:
Using 8 bits + parity prevents framing errors but introduces parity
errors instead;
-+ +---+---+---+---+---+---+---+---+---+-
| S | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | P | S
Manuel Reimer manuel.nulldev...@nurfuerspam.de wrote:
Hello,
I wanto to keep the system clock of my embedded Linux board (Olinuxino
Maxi, based on iMX233) up to date using the DCF77 signal.
To do so, I wired the receiver to the RX line of the UART port and
symlinked it to /dev/refclock-1.
Manuel Reimer manuel.nulldev...@nurfuerspam.de wrote:
On 10/05/2013 03:46 PM, Rob wrote:
I use:
server 127.127.8.0 mode 6
It works fine for me.
I tried that and I still get the same errors. Then I rewired my receiver
to send out *noninverted* signals. Now I get:
Oct 05 17:21:58 alarm
unruh un...@invalid.ca wrote:
On 2013-09-19, Rob nom...@example.com wrote:
unruh un...@invalid.ca wrote:
On 2013-09-19, Horvath Bob-BHORVAT1 bob.horv...@motorolasolutions.com
wrote:
-Original Message-
From: questions-bounces+bob.horvath=motorolasolutions@lists.ntp.org
Riccardo Castellani ric.castell...@alice.it wrote:
I converted physical machine to virtual one, where there is NTPd service.
My
ESX host is running several guest OS included this NTP server.
Can it be this
one the problem ? Virtualization ? I'd like to know if ntpd adjusts only OS
time or
Horvath Bob-BHORVAT1 bob.horv...@motorolasolutions.com wrote:
Please read the knowledge base article on the VMware site for a full
explanation of how it works and what you can configure.
I think the confusing aspect to many is that the recommendations from VMware
are to run NTP on the guests
Horvath Bob-BHORVAT1 bob.horv...@motorolasolutions.com wrote:
-Original Message-
From: questions-bounces+bob.horvath=motorolasolutions@lists.ntp.org
[mailto:questions-bounces+bob.horvath=motorolasolutions@lists.ntp.org] On
Behalf Of Rob
Sent: Thursday, September 19, 2013 11
]
On
Behalf Of Rob
Sent: Thursday, September 19, 2013 11:20 AM
To: questions@lists.ntp.org
Subject: Re: [ntp:questions] R: Re: debugging strange ntp in virtual
environment
Horvath Bob-BHORVAT1 bob.horv...@motorolasolutions.com wrote:
Why?
What we have is a similar situation, we had a physical
Bert Gøtterup Petersen b...@bang-olufsen.dk wrote:
David,
I understand that a Raspberry-Pi would do the trick, and I am sure that would
work for everyone reading this.
However, to our customers and installers this would be rather invasive. They
are buying/installing a TV not an IT
Igor Pavlov pavlov...@gmail.com wrote:
Hi!
I am using GPS-receiver based on Geos-1m chip (
http://www.geostar-navigation.com/en/navigation_05.html)
I connected it to serial port and configured NTP.
It becomes unused by NTP: when do ntpq -p reuest ti puts x near
GPS_NMEA(1) record.
What
Horvath Bob-BHORVAT1 bob.horv...@motorolasolutions.com wrote:
Use A. C is horrible, and it is very easy for the VM's to exceed the
500PPM ntpd threshold. And ntpd does a really horrible job of
disciplining a clock that keeps changing and losing time on a short
timescale. It is designed for
unruh un...@invalid.ca wrote:
On 2013-09-09, Horvath Bob-BHORVAT1 bob.horv...@motorolasolutions.com wrote:
Another question if you guys have the time :),
We situations in which we have almost everything deployed as virtualized
servers running inside of VMware ESXi.It seems like the
unruh un...@invalid.ca wrote:
Why would you want to use this software? It has a hardwired list of ntp
time servers built in. A definite nono. Overload those servers.
(espeically if what they said is true, that it has been downloaded 10
million times)
It does the most basic sntp protocol and
Maarten Wiltink maar...@kittensandcats.net wrote:
unruh un...@invalid.ca wrote in message
news:n5lUt.340835$qt4.176...@fx22.iad...
On 2013-08-31, E-Mail Sent to this address will be added to the BlackLists
Null@BlackList.Anitech-Systems.invalid wrote:
[...]
perhaps it has already been
On a colocation server I have ntpdc 4.2.6p5@1.2349-o (debian wheezy).
When issueing the command ntpdc -c monlist, the addresses in the
remote address column are looked up in DNS, and when they (or the
lookup result) are too long they are truncated to the width of the
column.
However, in the
David Taylor david-tay...@blueyonder.co.uk.invalid wrote:
On 28/08/2013 13:34, Rob wrote:
[]
No, I mean when compiling ntpd for Windows. I think that requires Cygwin.
Not so, it compiles purely with the free MS Visual Studio Express (C++
branch). It does need the OpenSSL source installed
detha de...@foad.co.za wrote:
I have a test setup with a RaspberryPi and a SiRF/gpsd module. All
working quite well, but one thing bugs me. Looking at the ntpq -p output
the serial port readings seem to drift away slowly but steadily from the
PPS, see
David Taylor david-tay...@blueyonder.co.uk.invalid wrote:
On 27/08/2013 20:05, Rob wrote:
Martin Burnicki martin.burni...@meinberg.de wrote:
What I meant is the usage of CreateFileMapping() and MapViewOfFile() for
shared memory segments, as it is done in ntpd's refclock_shm.c.
We are using
Martin Burnicki martin.burni...@meinberg.de wrote:
What I meant is the usage of CreateFileMapping() and MapViewOfFile() for
shared memory segments, as it is done in ntpd's refclock_shm.c.
We are using this in the Windows driver package for our PCI cards, but
this usage is not related to
Martin Burnicki martin.burni...@meinberg.de wrote:
Rob wrote:
Martin Burnicki martin.burni...@meinberg.de wrote:
Extracting some refclock driver code from ntpd, modify it so that it
uses the SHM interface instead of ntpd's native refclock interface,
and putting all this into an own Windows
Martin Burnicki martin.burni...@meinberg.de wrote:
Rob wrote:
Martin Burnicki martin.burni...@meinberg.de wrote:
Rob wrote:
Aha, ok... that is a solution, but I think it is a good idea to draw
a new SHM specification that adds a lot of functionality like described
in the mailing list
Martin Burnicki martin.burni...@meinberg.de wrote:
Extracting some refclock driver code from ntpd, modify it so that it
uses the SHM interface instead of ntpd's native refclock interface,
and putting all this into an own Windows service would be quite some effort.
Maybe it would make more
Michael Dolan dolanm...@gmail.com wrote:
Long time reader first time writer…
I've exhausted my search for refid .FLY. and its meaning.
Our stratum 2 client reported Stratum 1 172.17.172.74 appliance (Symmetricon
S200) initialized with .GPS. but after ~ 24 hours the refid switched to .FLY.
Martin Burnicki martin.burni...@meinberg.de wrote:
Rob wrote:
Aha, ok... that is a solution, but I think it is a good idea to draw
a new SHM specification that adds a lot of functionality like described
in the mailing list article, and make it the prime reference clock interface
for ntpd
Martin Burnicki martin.burni...@meinberg.de wrote:
Rob wrote:
Only the shared memory interface currently has functionality like this,
and it has some limitations in the information it can convey. If this
interface is improved, all the local clock drivers can be moved out
into separate
Martin Burnicki martin.burni...@meinberg.de wrote:
Rob wrote:
Harlan Stenn st...@ntp.org wrote:
Martin Burnicki writes:
Rob wrote:
Only the shared memory interface currently has functionality like this,
and it has some limitations in the information it can convey. If this
interface
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