ServerName:

ServerAlias:

DoucumentRoot "":

<Directory "">:文件系统路径

   option

   AllowOverride

</Directory>

Alias:

ErrorLog:

CustomLog:

<Location "">:URL路径


</Location "">

ScriptAlias：

取消中心主机，注释DocumentRoot即可。

虚拟主机定义：

<VirtualHost Host>


</VirtualHost>

Host：

   基于ip

   ip1：80

   ip2：80

   基于port

   ip：80

   ip：8080

   基于域名

     ip|*：80

   ServerName 不同

apache2.4

/etc/httpd/extra/

virh.conf

<VirtualHost 172.16.0.1:80>

ServerName www.a.com

DocumentRoot "/var/www/a.com/"

CustomLog  /var/log/httpd/a.com/access_log combined

</VirtualHost>

<VirtualHost 172.16.0.2:80>

ServerName www.b.org

DocumentRoot "/var/www/b.org"

</VirtualHost>

<VirtualHost 172.16.0.3:8080>

ServerName www.c.net

DocumentRoot "/var/www/c.net"

<Directory "/var/www/c.net">

    Options none

    AllowOverride none

    Order deny,allow

    Deny from 172.16.22.22

</Directory>

</VirtualHost>

NameVirtualHost  172.16.0.2:80

<VirtualHost  172.16.0.2:80>

ServerName www.d.gov

DocumentRoot "/var/www/d.gov"

</VirtualHost>


设定默认虚拟主机

<VirtualHost _default_:80|*>

DocumentRoot "/var/www/default"

</VirtualHost>