CentOS Post Install Configuration

Enable the tftp server
nano /etc/xinetd.d/tftp
change “disable=yes” to “disable=no”
(Ctrl-X>y>ENTER)

Configure the network time server for managing the time displayed on the server and the phones.
nano +21 /etc/ntp.conf

restrict 192.168.1.0 mask 255.255.255.0 nomodify notrap
server 0.north-america.pool.ntp.org
server 1.north-america.pool.ntp.org
server 2.north-america.pool.ntp.org

Configure time server to start at boot
/sbin/chkconfig --level 345 ntpd on