Tailscale help -guide incomplete?

[vingallo]

Followed community guide to install tail scale in template, and bind relevant directory/modify config of an app vm.

Tailscale

Note: If you seek to enhance your privacy, you may also wish to consider a VPN proxy Qube. Tailscale is a mesh private network that lets you easily manage access to private resources, quickly SSH into devices on your network, and work securely from anywhere in the world. If you have devices in your private home network or at work at which you cannot use a VPN, Tailscale is a simple alternative with minimal setup. Template VM In a t-tailscale template VM, install tailscale with the simple sh sc…

I assume that the chmod 777 needs to be applied to 50_user.conf and
“binds+=( ‘/var/lib/tailscale’ )” needs to be entered into the file body.

I have completed the steps. Rebooted and see that my app qube is listed in my tailscale devices. I also enabled a pfsense to advertise one network.

The pfsense tailscale IP however is not reachable from my appvm, I am unable to ping it or connect to services on that network from qubes.

Is the guide incomplete, what must be changed to successfully connect tailscale devices ?