Secure Shell Load Balancing (On The Cheap!)
At work, I (Greg Porter) have a lot of students (hundreds) that need to use ssh to log into a couple of unix hosts. Most of the students use one particular host, vogon.csc.calpoly.edu. When vogon gets busy, or fork bombed, or hangs, all those users are SOL. It’d be nice if we had multiple ssh hosts behind some sort of ssh load balancer. Of course, we can’t afford a real load balancer.
We figured it out with iptables, and so far it seems to work. Read more
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