To join Sams SimV MP server;
Go to muliplayer window
type in ip....85.10.244.109
Click search for sessions
select the simv session (It should come up in the box on the left)
Select Join

There we go

Just make sure if you are using a Router your ports are open and keep in mind that other people need to have the same plane to see it.
For loads of info, especially on the Port side of things go to the very bottom of the SimV Forums to the Multiplayer section.
Hope to see you online

.mic