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Sometimes IT folks are tasked with coming up with the justification for purchasing technology. It's not an enjoyable task, and considering the incredible difficulty in trying to pin dollar values on soft factors like increased productivity and an improved user experience the chore can be quite painful. Technology that's become commoditized generally doesn't require ROI justification; when is the last time you were asked what the return on investment would be for a switch? Or a router? Or a server? If you've been in IT long enough the answer might be, "Oh, about 20 years or so ago." Even though load balancers are nearing commodity status, the application delivery controller is not despite the fact that the core of an ADC is load balancing. And in less than favorable economic times, the requirement to justify every purchase becomes, well, a requirement rather than a "it'd be nice to have this before you open the box, Ed."
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Where's F5?
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Unfortunately, even when the experts talk about how valuable an investment an application delivery controller might be right now, they rarely put numbers around it. And numbers, unfortunately, are what are necessary to justify the investment to the people who write the checks.
So let's look at a few ROI equations based on benefits of an application delivery controller that can help you justify your investment in an application delivery controller today.
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