How to configure the ntpd service in Red Hat Enterprise Linux to function as an NTP time server for a network of NTP clients

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  • How to configure NTP
  • How to setup NTP
  • Basic NTP setup
  • How to configure network time

The ntp package provides the Network Time Protocol (NTP) time synchronization daemon. This daemon is capable of keeping the local system synchronized to an external time source, as well as providing NTP time server services to the network, depending upon its configuration.

This article will provide an example configuration of an NTP server for the local network which uses multiple external servers as trusted time sources, and requires the ntp package to be installed on the server.


  • Red Hat Enterprise Linux 3
  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6

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