On 2015-02-03 03:32, François Meyer wrote:
Hi,
I have 2 stratum 1 Freebsd boxes in roughly the same configuration,
ie a network stratum 1 peer and a Cs 1PPS ; they are working
ok afaics, but both report a sys_jitter of 0.001907 that seem to be an
impasable lower limit. Does anyone have some link
Joe Walsh writes:
> Has the fix for 2666 (http://bugs.ntp.org/show_bug.cgi?id=2666) affected cros
> s-compile?
>
> I tried to cross compile for ARMv7 today and got "ntp-4.2.8/libntp/ntp_crypt
> o_rnd.c:93: undefined reference to `arc4random_buf'"
>
> It appears I'm not the only one: http://unix.
Kevin Fowler writes:
> Does this vulnerability apply to xntp3 versions, in particular to v5.93?
> There is an xntpd/ntp_proto.c file in that release, but the code is
> substantially different from ntp4, so I am not clear if the vulnerability
> actually applies.
>
> Yes - I realize how ancient this
On 2015-02-06 13:17, walter.preunin...@gmail.com wrote:
Ok, so these questions might be off the wall.
Is there any reason why I could not share the PPS output of say, my u-blox 7
GPS module on multiple computers?
No reason not to as long as the splitter added no delay/phase error/offset.
Is i
Gene Heskett writes:
> On Monday 29 December 2014 08:52:48 Nomen Nescio did opine
> And Gene did reply:
> > chrony rulez
> >
> > shalu.sysc...@gmail.com wrote:
> > > "Swimming pool Our company designs and installs deluxe indoor and
> > > outdoor swimming pools in Central and Greater London areas.
Pretty much the same thing, except with ":config addpeer ..." and
":config unconfig ...".
I think...
Please feel free to add examples to:
http://support.ntp.org/Support/MonitoringAndControllingNTP
http://support.ntp.org/Dev/DeprecatingNtpdate
H
Richard writes:
> What is ntpq's equivelant of -
On 2015-02-07, Paul wrote:
> On Fri, Feb 6, 2015 at 3:17 PM, wrote:
>
>> Is this signal compensated for the time it takes the signal from the sats
>> in the module, or on the SV?
>>
>
> I've decided I have no idea what this question means.
I think he meant is the time delivered the raw time on t
This problem was fixed right after 4.2.8 was released.
And now, folks should be running 4.2.8p1.
H
--
William Unruh writes:
> On 2015-02-04, Wei, Catherine wrote:
> > Hi,
> > I met a problem when I was building ntp-4-2.8 on Linux. The log is
> > on below. I really appreciate if you could you
On 2015-02-06, walter.preunin...@gmail.com wrote:
> On Friday, February 6, 2015 at 3:38:14 PM UTC-6, William Unruh wrote:
>
>> > Is there any reason why I could not share the PPS output of say, my u-blox
>> > 7 GPS module on multiple computers? Would it be good or bad to peer these
>> > 2 system
On Fri, Feb 6, 2015 at 3:17 PM, wrote:
> Ok, so these questions might be off the wall.
>
Yes.
>
> Is there any reason why I could not share the PPS output of say, my u-blox
> 7 GPS module on multiple computers?
Of course you can. However the correct way to do this is with a
distribution am
On 2015-02-04, Wei, Catherine wrote:
> Hi,
> I met a problem when I was building ntp-4-2.8 on Linux. The log is
> on below. I really appreciate if you could you give me some advice? It
> was used OK with ntp-4.2.6 before I upgraded.
>
> CCLD ntp-keygen
> ../libntp/libntp.a(ntp_crypto_rnd.o)
https://groups.google.com/forum/#!topic/comp.protocols.time.ntp/P7qY3gBvHTM
On Friday, April 25, 2014 1:09:45 AM UTC-5, Evandro Menezes wrote:
> The NTP ST1 server at the University of Houston has been offline for
about a month. Any information about its demise? Yet another victim of a
DOS attack?
On Friday, February 6, 2015 at 3:38:14 PM UTC-6, William Unruh wrote:
> > Is there any reason why I could not share the PPS output of say, my u-blox
> > 7 GPS module on multiple computers? Would it be good or bad to peer these 2
> > systems with each other?
>
> By share you mean run the PPS out
Shai,
Sorry for the delay - your message (along with a bunch of others) were
in a moderation queue.
Please try 4.2.8p1, and also what OS is this on?
You may need to make sure ntpd was built with debug symbols in it, and
you might need to run 'ntpd -n ...' from a debugger, so you can get a
stack
Hello all,
I'm using a Raspberry Pi B+ with a U-Blox Max7q GPS to drive a stratum 1 NTP
server. At the moment I'm at the point of following instructions and learning
as much as I can, and would like to know, based on the info below, if there's
anything I should do with things like PPS and/or PL
Hi all,
This is my first post to the list. I have a Raspberry Pi B+ and Adafruit
Ultimate GPS connected to a Virgin Media Superhub (broadband router) by a 0.5m
cat6 ethernet cable. The GPS is attached to the Pi's GPIO and has an external
active antenna placed on an inside window sill. The Pi is
On 12/21/2014 10:30 PM, Virus Guy wrote:
Under what conditions would someone who is NOT operating an NTP server
expect to see external IP's hit his router on port 123?
When hosts behind that router are running an NTP client. If the router
was also performing NAT, the destination IP of those pa
Back in Dec 2013, Chris North wrote:
>I have managed to fix it, and it was a bit unexpected. When I first
>installed the Sure, I used a USB connection and got it working OK. I then
>used a Serial-USB adapter and was pleased to find that it passed DCD and
>that PPS was working. The jitter was ra
Hi,
I met a problem when I was building ntp-4-2.8 on Linux. The log is
on below. I really appreciate if you could you give me some advice? It
was used OK with ntp-4.2.6 before I upgraded.
CCLD ntp-keygen
../libntp/libntp.a(ntp_crypto_rnd.o): In function `ntp_crypto_random_buf':
/home/cather
On 28/01/2015 17:30, Martin Burnicki wrote:
> Hi all,
>
> several months ago I have opened NTP bug #2592
> "Leap second warning from refclock lost, and time offsets may not be
> accepted if refclock driver uses PPS"
> http://bugs.ntp.org/show_bug.cgi?id=2592
>
> By intensive testing with the curre
Hi,
I have 2 stratum 1 Freebsd boxes in roughly the same configuration,
ie a network stratum 1 peer and a Cs 1PPS ; they are working
ok afaics, but both report a sys_jitter of 0.001907 that seem to be an
impasable lower limit. Does anyone have some link/explanation
regarding the mechanism behind
Hi Folks--
I've updated the shm driver for linux parallel port pps to support
the nanosecond timestamp via clock_gettime. The version has been
added to my web page as shm-ns.c:
http://www.wraith.sf.ca.us/ntp/index.html#parallel-port
It's worked for a day now so it must be ready for release. Cou
On 28/01/2015 17:30, Martin Burnicki wrote:
> Hi all,
>
> several months ago I have opened NTP bug #2592
> "Leap second warning from refclock lost, and time offsets may not be
> accepted if refclock driver uses PPS"
> http://bugs.ntp.org/show_bug.cgi?id=2592
>
> By intensive testing with the curren
Has the fix for 2666 (http://bugs.ntp.org/show_bug.cgi?id=2666) affected
cross-compile?
I tried to cross compile for ARMv7 today and got
"ntp-4.2.8/libntp/ntp_crypto_rnd.c:93: undefined reference to `arc4random_buf'"
It appears I'm not the only one:
http://unix.stackexchange.com/questions/179
Back in Dec 2013, Chris North wrote:
>I have managed to fix it, and it was a bit unexpected. When I first
>installed the Sure, I used a USB connection and got it working OK. I then
>used a Serial-USB adapter and was pleased to find that it passed DCD and
>that PPS was working. The jitter was ra
"Ceux qui sont prêts à abandonner une liberté essentielle pour obtenir une
petite et provisoire sécurité, ne méritent ni liberté ni sécurité."
Benjimin Franklin
> Le 16 janv. 2015 à 08:42, Harlan Stenn a écrit :
>
> Terje Mathisen writes:
>> cmad...@cmadams.net (Chris Adams) wrote:
>>> Also,
Greetings, I have a need to compile 4.2.8 for windows, and I'm having some
problems and have questions. I have followed documents like the hints.html
linked off ntp.org.
Does the source tarball on the front page of ntp.org/downloads[1] actually
compile on windows unmodified? I am perusing the
This guy needs bouncing
> Le 30 déc. 2014 à 07:56, shalu.sysc...@gmail.com a écrit :
>
> "Swimming pool Our company designs and installs deluxe indoor and outdoor
> swimming pools in Central and Greater London areas.
> More at : http://www.swimmingpoolquotes.co.uk/pool-liners/
>
>
Hello,
Introduction:
At our company we have 50+ hosts, most of them are virtual (Xen) servers,
having a limited number of physical machines available to be an NTP server.
We're a small telecom company and we prefer to have the same time in all of
our hosts (time island), rather than an absolu
On Thursday, January 15, 2015 08:41:17 AM Terje Mathisen did opine
And Gene did reply:
> http://linuxgizmos.com/tiny-fanless-mini-pc-runs-linux-on-quad-core-am
> d-soc/
>
> This little guy starts at $129 and includes a serial port which should
> make it trivial to attach a Sure GPS board.
>
> Wit
strange response!
> Le 11 janv. 2015 à 21:18, Paul a écrit :
>
> Why do folks mention leap seconds on this list?
part of the NTP protocol deals with the scheduling insertion/deletion of leap
seconds.
> Why do people point to leap-seconds.NTPtimestamp instead of just
> leap-seconds.list?
Does this vulnerability apply to xntp3 versions, in particular to v5.93?
There is an xntpd/ntp_proto.c file in that release, but the code is
substantially different from ntp4, so I am not clear if the vulnerability
actually applies.
Yes - I realize how ancient this release is...:-)
Thanks,
Kevin
_
On Tuesday 23 December 2014 00:47:14 William Unruh did opine
And Gene did reply:
> On 2014-12-23, Harlan Stenn wrote:
> > Martin Burnicki writes:
> >> Rob wrote:
> >> > Martin Burnicki wrote:
> >> >> And of course, the information flow was really bad here, so that
> >> >> it is very hard to figur
On Monday 29 December 2014 08:52:48 Nomen Nescio did opine
And Gene did reply:
> chrony rulez
>
> shalu.sysc...@gmail.com wrote:
> > "Swimming pool Our company designs and installs deluxe indoor and
> > outdoor swimming pools in Central and Greater London areas. More at
> > : http://www.swimmingpo
> Le 3 déc. 2014 à 02:37, ganeshsubramon...@gmail.com a écrit :
>
> Is there any scenario where the flash code show 00,ok, but the condition will
> show server rejected ?
> more details on
> http://lists.ntp.org/pipermail/questions/2014-December/039065.html
>
> Hope I am not posting in the wro
Hi, looking at some sniffer traces I noticed NTP packets containing confusing
timestamps like this:
Receive Timestamp : Jul 26, 2012 06:49:13.652482000 UTC (T2)
Transmit Timestamp: Jul 26, 2012 06:49:13.652217000 UTC (T3)
According to the above timestamps, that packet was transmitted *before*
>>
>>> Three are fine, as long as only one dies or goes nuts.
>>
>> Again, define "goes nuts". You don't seem to like the term
>> "falseticker", so how do you define "goes nuts"? If one "goes nuts" or
>> even goes offline, if the remaining two do not agree then it is like
>> having no server a
Greetings all;
1. Several of these questions below really ought to be in the not built
man pages, or in the tarballs html files, but are not.
2. Where does it expect to find its ntp.conf file? On old buntu, its
/etc/default/ntp where ntp is the file. This is the location and filename
used in
What is ntpq's equivelant of -c "addpeer " and -c "unconfig
" ?
I just upgraded from ntp 4.2.6 to 4.2.8 and ntpdc isn't connecting to my
local ntpd. According to the ntpdc man page:
"ntpdc is deprecated. Please use ntpq(1) instead - it can do everything
ntpdc used to do,"
In ntpq how do I
Hi,
I see that randomly the ntp condition says reject (with configuration below).
Can someone help me understand why ?
I thought that if there is a "reject" it is always accompanied by a non-zero
flash code ?
ntpq> as
ind assid status conf reach auth condition last_event cnt
Hi,
I see that randomly the ntp condition says reject (with configuration below).
Can someone help me understand why ?
I thought that if there is a "reject" it is always accompanied by a non-zero
flash code ?
ntpq> as
ind assid status conf reach auth condition last_event cnt
===
Hi,
I was wondering if it's possible to temporarily remove a server that was
set in /etc/ntp.conf, during runtime (using ntpq). Also how can I change
the minpoll or maxpoll of an already configured NTP server during runtime
and also turn it into a prefered server.
I've tried ntpq -i
:config ser
Hello,
I didn't get any response. Was the message not approved?
---
Shai
On Mon, Oct 27, 2014 at 9:52 AM, Shai Ben-Naphtali wrote:
> Hello,
>
> I've got a problem with one of my servers, where it doesn't take more then
> 10min or so for ntpd to crash with a Segmentation fault. I tried lookin
Sorry if this is a dup. My first went through in a non text format. Just
upgraded to Yosemite.
> Le 12 nov. 2014 à 00:15, Brian Utterback a écrit
> :
>
> I believe that the number of pool servers used is determined by the minclock
> and maxclock parameters.
>
Hmmm. Good idea, but looks lik
I was messing around with my NTP configuration, and I wanted to make sure that
the server changes were valid, so I would make sure that NTP was down, jump the
clock, change the configuration, and restart NTP. The first 2 times I did this,
the clock synched within a matter of seconds. The third t
Hello,
I've got a problem with one of my servers, where it doesn't take more then
10min or so for ntpd to crash with a Segmentation fault. I tried looking
for a solution online and found nothing related to my error.
I would like to submit a bug to support but since the debug log contains a
lot of
> Le 12 nov. 2014 à 00:15, Brian Utterback a écrit
> :
>
> I believe that the number of pool servers used is determined by the minclock
> and maxclock parameters.
>
Hmmm. Good idea, but looks like there may be work required. Results of a quick
test on a cubietruck with :
mike@cubieez:~$ nt
Hi All,
I am running ntpd version:
$ ntpd --version
ntpd 4.2.6p5
ntpd 4.2.6p5@1.2349 Mon Sep 1 10:44:08 UTC 2014 (1)
The computer has an Ethernet interface and a WiFi interface. NTP works fine
when connected to the internet via the Ethernet interface, but when the
system boots without Ethernet a
[snip]
> >I could put my current version binaries into a Zip file and upload it
> >for you to try, if you like.
>
> I just tried that, with the binaries of ntp-4.2.7p364_2 and
> ntp-devel-4.2.7.p411.
> Ntp crashed and burned when attempting to start - it looks like they
> rely on later libraries
Hi,
We have hit a scenario where ntp client doesn't sync with the external NTP
server till its restarted.
Following are the sequence of events, as the issue was seen
1) Initially everything is working fine.
2) There was a 3 hours network break, so ntp client unable to connect to
the ex
I am looking to get a sense of what it means for a vendor to be a good
"NTP citizen." I see it's been discussed before, but maybe we could use
this thread to provide an instructive checklist, in particular for
vendors with a designated pool.
The obvious starting is for the vendor to configure a p
Hi,
I'm using a Garmin 18x LVC to sync my server with NTP.
Before two day I just got that GPS is out of sync.
When I can, there is a something strange with date on GPS data, it looks that
date is stopped TWO DAYS AGO, what can to fix it or check what is the correct
problem?
[root@fido pps-too
I have a Trimble Thunderbolt that I might as well use on the machine I'm
building near it.
It's running OpenIndiana Hipster, which came with ntp-4.2.7p453,
apparently built with DEBUG. I'm using the Palisade driver, with
appropriate tweaks for the TBolt. The relevant part of ntp.conf:
ser
Greetings,
Today I ran into a rather strange behavior in ntpd on Ubuntu 14.04 (ntpd
4.2.6p3@1.2290-o Tue Jun 5 20:12:08 UTC 2012 (1)). There was a
configuration which was invalid deployed to systems and ntpd still started
up and properly listened on port 123 (some rows removed):
COMMAND PID USE
Insist to whom? I doubt that your provider feels that is their
obligation. Nor that he deliver a monotonic, non-jumping clock to you.
And ntp cannot discipline a clock which it decides is off by more than
500PPM as averaged over a number of cycles.
Well, I don't know much about the Windows-Ser
I've setup a NTP server with an OXCO and GPS PPS and it works great,
however, after it's had time to stabilize the jitter for the PPS (and the
system clock) is constant at 1.907us. I'm at a loss as to why it would have
a constant jitter. Seems like jitter should move around. Here is a sample
of
Am 13.09.2014 16:09, schrieb Joe Gwinn:
In article <5414139e.60...@gmx.at>, gooly wrote:
Hi,
I just installed ntp (Meinberg, once on Win7, once on a vps 2008 R2).
On my Win 7 I see in C:\Program Files (x86)\NTP\etc the drift file
but on the vps there is no drift-file?
And after starting (a
Hi,
This is a query regarding synchronization with the NTP server. Whether
the initial synchronization (for testing purpose we use large skew) at any cost
depends on the reference clock's precision. I am trying to synchronize with two
NTP servers and for one it is taking pretty much ti
Dear All,
How to get ntp clients details on linux ntp server.
I want to get ntp number of clients currently connected. How many total ntp
requests per second on server.
How many clients were denied by server, how many synced properly.
Thanks
Abdul Khader
___
Hi,
This is a query regarding synchronization with the NTP server. Whether
the initial synchronization (for testing purpose we use large skew) at any cost
depends on the reference clock's precision. I am trying to synchronize with two
NTP servers and for one it is taking pretty much ti
Dear All,
How to get ntp clients details on linux ntp server.
I want to get ntp number of clients currently connected. How many total ntp
requests per second on server.
How many clients were denied by server, how many synced properly.
Thanks
Abdul Khader
___
Folks,
We need listmaster help for NTP and NTF.
If you want to help with this, please send an email to
listmas...@lists.nwtime.org .
Thanks...
--
Harlan Stenn
http://networktimefoundation.org - be a member!
___
questions mailing list
questions@list
Marco Marongiu writes:
> Hi there
>
> I'm referring to this one in particular: "::1 can be spoofed on some
> OSes, so ACLs based on IPv6 ::1 addresses can be bypassed".
>
> Debian Squeeze doesn't have a patched package available in the
> squeeze-lts series yet. On those clients would a restrictio
On 2015-02-06 13:37, William Unruh wrote:
> No idea what an SV is. But yes, it is compensated for the time from the
> sattelite to the receiver. That is why to determine time, the receiver
> needs to know where it is on the earth. It is not compensated for the
> time from the gps receiver to anywh
On 2015-02-06, walter.preunin...@gmail.com wrote:
> Ok, so these questions might be off the wall.
>
> Is there any reason why I could not share the PPS output of say, my u-blox 7
> GPS module on multiple computers? Would it be good or bad to peer these 2
> systems with each other?
By share you
Ok, so these questions might be off the wall.
Is there any reason why I could not share the PPS output of say, my u-blox 7
GPS module on multiple computers? Would it be good or bad to peer these 2
systems with each other?
On the opposite end of the spectrum, would it be reasonable to have a PPS
Hi David, and thanks for answering
On 06/02/15 14:44, David Woolley wrote:
>> Debian Squeeze doesn't have a patched package available in the
>> squeeze-lts series yet. On those clients would a restriction like
>>
>> restrict ::1 ignore
>>
>> mitigate the vulnerability?
>>
>
> Sounds more like you
On 06/02/15 12:17, Marco Marongiu wrote:
I'm referring to this one in particular: "::1 can be spoofed on some
OSes, so ACLs based on IPv6 ::1 addresses can be bypassed".
Debian Squeeze doesn't have a patched package available in the
squeeze-lts series yet. On those clients would a restriction l
Hi there
I'm referring to this one in particular: "::1 can be spoofed on some
OSes, so ACLs based on IPv6 ::1 addresses can be bypassed".
Debian Squeeze doesn't have a patched package available in the
squeeze-lts series yet. On those clients would a restriction like
restrict ::1 ignore
mitigate
On 06/02/2015 07:58, Brian Inglis wrote:
[]
The VM approach below may be more straightforward for the kernel, and by
adapting, for NTP:
https://learn.adafruit.com/raspberry-pi-kernel-o-matic
using VirtualBox and Vagrant.
Note at the end there are links for different configs for different
kernel d
On Friday, February 6, 2015 at 3:10:01 PM UTC+8, Harlan Stenn wrote:
> This is a test from libevent, because it needs to know if the select()
> function will yield in threads. I say that as if I know what I'm
> talking about, but it's "close enough".
>
> We can run a test and figure out whether o
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