1、打開conf/httpd.conf文件
將#去掉
#Include conf/extra/httpd-vhosts.conf
#LoadModule proxy_module modules/mod_proxy.so
#LoadModule proxy_http_module modules/mod_proxy_http.so
2、vhost.conf 添加下面的
<VirtualHost *:80>
ServerName demo.cas.com
ServerAlias demo.cas.com
ProxyPreserveHost On
ProxyPass / http://127.0.0.1:8055/
ProxyPassReverse / http://127.0.0.1:8055/
RewriteEngine On
</VirtualHost>