> > In my first experiments some years ago, i wondered if tcpdumping to find
> > out the protocol is some kind of reverse engineering? I don't think so.
> > LAT is patented i think, but does Compaq care too much about this?
> 
> The author is based in the UK.  I _think_ reverse engineering for
> the purposes for interoperability is legal in the UK.  I'm fairly
> sure it's legal here in Ireland, so it could be an EU-wide thing.
> 
Yes, it is. It's also so in the US; the most famous case is Compaq's 
reverse engineering and reimplementation of the IBM PC BIOS.

-- Ragge