Centos ntp not updating time

You can easily install NTP (Network Time Protocol, a means of transmitting time signals over a computer network) using the yum command under Red Hat or Cent OS/Fedora Linux server or workstation based systems.

You need to install the following packages: The author is the creator of nix Craft and a seasoned sysadmin, Dev Ops engineer, and a trainer for the Linux operating system/Unix shell scripting.

Often the problem is due to a firewall on the server. 2 u 29 64 1 18.826 -0.126 0.000 ntp2mfeed.The decision is easy if you have an internal system already configured, but if you are setting up the first system in your environment, then you need to find an external source to sync your machine with.There are many options to choose from one of which is from NTP Pool Project which you can find at Another good troubleshooting technique is to watch the traffic destined for the typical ntp port (123/tcp) going out from your server.In the example below, I installed tcpdump and then ran it and was able to see my machine query ntp servers and then receive responses back from those servers: # tcpdump dst port 123 tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on eth0, link-type EN10MB (Ethernet), capture size 65535 bytes .654502 IP Jeff has 20 years of professional IT experience, having done nearly everything in his roles of IT consultant, Systems Integrator, Systems Engineer, CNOC Engineer, Systems Administrator, Network Systems Administrator, and IT Director.

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