(...) Hmmm... Speaking of SDK, based on a preliminary version of the Hardware SDK documentation the NXT is not capable of being both a master and a slave at the same time so a network of NXTs is limited to one master and three slaves and that's it. (...) (19 years ago, 11-May-06, to lugnet.robotics)
(...) Sounds like it's a firmware block though, so hopefully it can be overcome with "NxtOS" or whatever in future. ROSCO (19 years ago, 11-May-06, to lugnet.robotics)