We are four developers in different locations (in a 100 km radius of each other) tryint o collaborate on a software development project.
We would like to install Tea
you can use AnyDesk (version 5.2+) which allow you to set up TCP connection between clients.
I used it for connecting my client PC to a Team Foundation Server (TFS) over the internet. The server and client are behind NAT. I set the local and remote ports to '8080' and I can connect to server from client using this address on client: 'http://localhost:8080/tfs/'
Reference: TCP-Tunneling-AnyDesk