Update home-server.md

docs/reference/guides/chazguides/home-server.md

@@ -23,6 +23,9 @@ Prerequisites:
    Saltbox assumes that you are accessing apps via subdomains like “radarr.mydomain.com” rather than ip and port like 192.168.1.25:7878.
    Without “hairpin NAT”, a request to “radarr.mydomain.com” from inside the network will not find its way to the proxy which does that routing. [You can configure intertnal DNS in various ways to get around this, but this article is assumign the simplest path.]
 
+- Router supports port forwarding on ports 80 and 443.
+
+
 NOTE: None of this initial setup is Saltbox-specific. If you want to run a server on a machine behind your router and connect to it using a domain name, whether Saltbox sets it up or something else, you’ll need to do these very same things.
 
 ## Domain