A ways back, we put up an article titled “Ten Steps to iRules Optimization - DevCentral” in which we illustrated a few simple steps to making your iRules faster. Item #3 in that article was “Underst...
That was an excellent article. I have made it a habit of trying to use the Switch command when building iRules where I can, but I will definitely have to look at what class match can do for me now.