[users@httpd] Reverse Proxy (Port Forwarding for just the port used in ProxyPass, or what?)

If I want to put my app behind Apache's reverse proxy, do I need to set up port forwarding for just the port that I set for the reverse proxy in ProxyPass directive, or do I also have to do it for the one Apache is listening on? Also, I got a free DynDNS from dynu.com and I'm serving my app on p

Re: [users@httpd] Port Forwarding Help?

I found out that the problem was that I was using port 8080 which was blocked by my ISP. I managed to get it to work using a different port (port 8443 didn't work either). Now I need to ask this: if I want to put my app behind Apache's reverse proxy, do I need to set up port forwarding for jus