2008/7/2 Jeff Peng <peng.kyo@xxxxxxxxx>: > That's right. > F5 has 3 kinds of sessions keeping arithmetic, which are F5's patent. > btw, is there any opensources arithmetic for keeping sessions in > load-balance setting? They've patented balancing based on tracking session cookies? I'm sure the acedirector predates the f5 and had options to do that. adrian