Hello.. Do anyone know _why_ they are called class A (1.*.*.*-126.*.*.*), class B (128.1.*.*-191.254.*.*), class C (192.0.1.*-223.255.254.*), and D (224.*.*.*-255.*.*.*)? I've tryed looking on the net, but I can't find the answer I'm looking for. Thanx.. :) - Mette from Denmark