> There are a few products out there that can do DPI at "wire-line" speeds, but they are hellishly expensive and fairly difficult to manage properly True, but

> There are a few products out there that can do DPI at "wire-line" speeds, but they are hellishly expensive and fairly difficult to manage properly True, but wouldn't you expect a repressive regime to be able to afford such equipment? The original post talks about Iran, which probably places more emphasis on blocking traffic than the UK.