Creating a persistent ssh tunnel in Ubuntu

[stocarul]

http://erik.torgesta.com/2013/12/creating-a-persistent-ssh-tunnel-in-ubuntu/
http://serverfault.com/questions/597765/how-to-connect-to-mongodb-server-via-ssh-tunnel
https://www.google.ro/search?client=safari&rls=en&q=ubuntu+mongo+tunneling&ie=UTF-8&oe=UTF-8&gws_rd=cr&ei=waPtVbi6B8Ska6LSv7gL
https://www.async.fi/2013/07/autossh-with-ubuntu-upstart/

http://stackoverflow.com/questions/21575582/ssh-tunneling-from-heroku

ssh -L 27017:localhost:27017 -p 2209 user@random-ip -N