Connect to Remote Hosts from AppVM

I am unable to find the relevant documentation to help me configure AppVM network access in such a way that I can use remote connection software like Remmina from my AppVM. I have attempted to set the AppVM networking to both sys-firewall and sys-network but no positive results.

I have looked through the documentation and have found the following forum posts:

I have not been able to find the appropriate knowledge to assist me. Anyone able to assist?