Configure multiple virtual hosts with the same IP under Apache
NameVirtualHost 192.100.100.1
ServerAdmin njzadmin@sina.com
DocumentRoot /wwwroot
ServerName www .a .com
ErrorLog logs/a.com-error_log
Customlog logs/a-access_log common
ServerAdmin sonymusic@china. com
DocumentRoot /wwwroot2
ServerName www.b.com
ErrorLog logs/b.com-error_log
CustomLog logs/b.com-access_log common