To change Default Ip address for Namebased Sites : edit /etc/virtualhosting/namebased_ip_addrsedit /etc/hostsedit /etc/httpd/conf/httpd.confedit /var/www/html/MyAdmin/wp.config.inc.phpedit /etc/detectchanges/IPthen run#/usr/local/bin/NBDetectchanges Resave all the named-based sites.