There are two ports that need to be forwarded at the router/firewall to the Windows Home Server box:
- 443 HTTPS TCP (SSL Web)
- 4125 RDP Proxy Port (RDP connections to the desktops)
Note that the 4125 proxy port is inherited from WHS’s bigger cousin Small Business Server 2003.
Port 80 is optional in that it redirects to 443 anyway. So, we suggest leaving that port closed and remembering the “s” in the WHS URL.
Once the remote access firewall ports are properly configured we see the following on an HP based WHS:
And the following on an Acer based WHS:
Microsoft Small Business Specialists
Co-Author: SBS 2008 Blueprint Book