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Questions tagged [ntp]

Network Time Protocol is an application level network protocol that is used for synchronizing clocks of computer systems. The term also refers to the reference software implementation.

The Network Time Protocol version 4 is defined in RFC 5905, RFC 5906, RFC 5907, and RFC 5908. NTPv4 is also suitable for the Internet Protocol version 6 address family.

The reference software implementation is provided by the NTP Public Services Project.

http://en.wikipedia.org/wiki/Network_Time_Protocol

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NTP - Clock is not syncing to low stratum server

Issue Summary Open NTP - Version 4.2.6p3 - Clock is not syncing to low stratum server. Issue Description I am running a NTP Unicast Client in my Ubuntu system. I have 3 servers, Server1-Stratum=13, Server2-Stratum=5, Server3-Stratum=4. Clock is not…
Hakkim Ansari
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figuring out Windows Time server setup

I'm unsure how my time server is configured. I would expect that this command would show external IP addresses if it was synching to the outside, no? Is there a better way to review the time server settings (a UI…
Brian Rice
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How to monitor NTP error message

I want to monitor NTP error message to catch synchronization fail like network unreachable, server error etc.. When I add logconfig =allall in /etc/ntp.conf, and restart ntpd, trying to get more information when error occurs, but the output…
user2971031
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Logging client time drift on an ntpd server

I need to verify that a whole bunch of computers are within 50ms of ntp or nist time. Currently some are windows some are linux, and the windows machines are syncing with a domain controller that is pointed to ntp time, and each linux server is…
user2361820
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C++: System call for restarting ntpd -> wrong port

currently I am writing my master thesis and got a little problem in C++. Under certain conditions, I have to restart the ntp daemon, therefore I call: system("service ntp restart"); But after this ntp is not listening on port 123, but rather 8377…
Tobias S
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How can I get Windows 7 to synch to chronos.csr.net

Moderators: Not strictly a programming question, but of interest to a lot of programmers. And you killed SuperUser! I can't get Windows 7 to synch to chronos.csr.net. I keep getting "Timed Out" message. Anyone know a way round this please?
ManInMoon
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Set NTP server in windows7 but dynamic ip

I try to set NTP server in windows7. on client side as usual we need to set the server's IP. the problem is Server side always have different ip everyweek I suppose. any one can throw me a bone here?
stefanus
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NTP client Undisciplined Local Clock

We have VM which is using ntp client for syncing time. Following is my config. My question is do i need server 127.127.1.0 # local clock line in client ntp.conf file? if yes then why? # Permit time synchronization with our time source, but do…
Satish
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Can a better method be devised for software not having to rely on the correct time for proper functionality?

It appears that a lot of software, including low-level system calls, etc., relies on obtaining and being properly synchronized with the correct time in order to properly function. I was wondering if a better method could be implemented in order to…
Joe R.
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Embedded Linux distribution executes a NTP client not intentionally installed. But which?

I'm trying to manage the system time of an yocto-base Linux distribution (zeus release) by NTP (Network Time protocol). I know that an available NTP client is ntpdate, bu without installing ntpdate, the system time synchronizes itself with a not…
anon
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Does puppetlabs/ntp work for windows 10/server?

I am working with puppet and foreman as puppet UI. Trying to sync NTP module with windows agent. It does not work. But it works with Linux centos7 and ubuntu agent. Does anyone guide me, please?
Majedur
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How to extract seconds from time taken from ntp server

I was able to get the current time from an NTP server with the following code. Now I tried to get the seconds from the time but it did not work. Can someone please explain how I can take the seconds only from the time. I tried to convert the time…
EOFF
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DHCP server does not include NTP server addresses in the DHCP ACK message

I am capturing DHCP packets with tcpdump. The client sends a DHCP request asking for the DHCP configuration which contains a request for NTP servers but in the DHCP ACK message sent by the router there is no NTP server information. Shouldn't the…
jap jap
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NTP in local network

I am trying to configure an NTP server in a local network that doesn't has access to internet (I need all the machines to have the same time even if wrong) . I have configured the /etc/ntp.conf files for both clients and servers. On the system…
DimaD
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Set NTP - Time Manually

Is it possible to configure the Time of an NTP Server manually, we wannt our own time-system for our Community but i cant figure out how to set the time of our ntp by hand
Alpha
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