Changing Server IP Address

Hello There , I have a fully functional and stable installation of cwp , for some reason i should change my server ip address due to isp request , im wondering other than system ip , is there any config files  which storing and using my ip so i can edit and change them too ,

Thanks in advance

Is there anyone who can help me with this , it's somehow urgent , i thought someone ran into this ,
it's such a pain to go through every conf file

Hello.

You shall changing your IP manually in file /etc/sysconfig/network-scripts/ifcfg-{some name, not "lo"}
Later you shall rebuild apache virtual hosts from CWP.