在APACHE中，同一个IP配置两个虚拟主机的例子。
类别: PHP教程 
Apache下同一个IP配置多个虚拟主机
NameVirtualHost 192.100.100.1
<VirtualHost 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
</VirtualHost>
<VirtualHost 192.100.100.1>
ServerAdmin sonymusic@china.com
DocumentRoot /wwwroot2
ServerName www.b.com
ErrorLog logs/b.com-error_log
CustomLog logs/b.com-access_log common
</VirtualHost>
