When working in any industry, there are many technical names, terms and acronyms that are used constantly. For those of us in IT one of those familiar terms is “firmware”. Like most professional organizations, I have found that when firmware is being discussed it is about “what it does” rather than “what it is”. We often take for granted that, since firmware just seems to be part of today’s intelligent devices, everyone knows exactly what it is. However, I suspect that is not always the case so read on to find out more about “what it is” in regards to switched Fibre Channel protocols.