,

Desktop shortcut to open SSH tunnel and then open Firefox tab

Example of forwarding local port 8181 to server's 8181 and accessing that via browser.

[Desktop Entry]
Version=1.0
Type=Application
Name=wiki
Comment=
Exec=bash -c "ssh -fNT -L 8181:localhost:8181 <server>; firefox http://localhost:8181"
Icon=
Path=
Terminal=false
StartupNotify=false

This will go into background and you will need to use ps find the pid and kill the tunnel.

References

https://askubuntu.com/questions/181969/script-to-establish-ssh-tunnel-and-then-run-another-program-that-uses-the-tunnel