open architecture was one principal bob kahn followed, when he thought about how to interconnect networks. simplicity, openess and end to end comunication are briefly the outlines he and vint cerf had to build an internetwork.

teamwork (audio/x-mpeg, 808 KB)

we just said the underlying system has to carry a block of bits from point a to point b with some propability greater than zero, that's all we asked. Everything else was done at the ends of the net.(vint cerf)

up until know the internet has been a system that can be called best effort communication, but the net is changing. some feel the need for priority to make a difference ...

priority traffic (audio/x-mpeg, 455 KB)