This guide found at http://forums.xisto.com/no_longer_exists/ should help you.
How to mount a remote ssh filesystem using sshfs October 28, 2005
Posted by Carthik in ubuntu.
With The Name Allah Almighty , the most beneficient and Merciful.Aslamo Alaikum! All FriendsI have just registered to The Site and im New One here.I hope Best for All of You.Well, it is possible. In my country(Mauritius near Madagascar),there is a company called nomad which uses a very high internet connection and shares it with his customers using a rabbit modem(Navini Networks Ripwave MX modem).