Most Linux users are familiar with ssh. They used it frequently to do remote login to other machines in which they have access. The problem with the default ssh configuration is that you must type your password everytime you wanted to login. It can be counted as a good security measures, but in the other hand, sometimes it's annoying to write the same password everytime. Would it be a good idea if we can automate remote login?
The answer lies in the hand of ssh-agent. How do you do that? Read the detailed HOWTO on this article by WebMonkey