LoadModule proxy_module modules/mod_proxy.so
LoadModule proxy_ftp_module modules/mod_proxy_ftp.so
LoadModule proxy_http_module modules/mod_proxy_http.so
LoadModule proxy_connect_module modules/mod_proxy_connect.so

ProxyRequests On

<Proxy *>
  Order deny,allow
  Deny from all
  Allow from 192.168.0
</Proxy>