VirtualHost Examples - Apache HTTP Server Version 2.4
httpd.apache.org › docs › 2The server can be made to respond to internal and external requests with the same content, with just one <VirtualHost> section. <VirtualHost 192.168.1.1 172.20.30.40> DocumentRoot "/www/server1" ServerName server.example.com ServerAlias server </VirtualHost>. Now requests from both networks will be served from the same <VirtualHost>.
mod_proxy - Apache HTTP Server Version 2.4
httpd.apache.org › docs › 2An Apache httpd proxy server situated in an intranet needs to forward external requests through the company's firewall (for this, configure the ProxyRemote directive to forward the respective scheme to the firewall proxy). However, when it has to access resources within the intranet, it can bypass the firewall when accessing hosts.