Rich Stroffolino looks at what Barefoot Networks presented at Networking Field Day. It’s a pretty ambitious product, a completely programmable networking switch called Tofino. It uses the P4 programming language to allow for everything from the parser to all tables to be customized or excluded all together. Tofino offers this without compromising performance, in fact, Barefoot claims it’s the fastest switch in the world, capable of 6.5Tb per second. Rich has more details and implications in the piece.