Changing cPanel servers main IP or full IP address pool

Changing main shared server IP.


/etc/sysconfig/network-scripts/ifcfg-eth0
/etc/sysconfig/network
/etc/hosts


Then add the cpanel license to the new IP.
Update cPanel configurations.

replace $oldip $newip -- /var/cpanel/mainip
replace $oldip $newip -- /var/cpanel/userdata/*/*
replace $oldip $newip -- /var/named/*.db
replace $oldip $newip -- /etc/*
service named restart
/scripts/rebuildhttpconf

If you are adding new block IP's

1) Add the IP through the cpanel.
2) /etc/init.d/ipaliases restart