26 Feb
2008
26 Feb
'08
11:48 a.m.
On 26 feb 2008, at 11.18, Stephane Bortzmeyer wrote:
If they mess with DNS data, they are not routers (a layer 3 device, neutral with respect to the content), they are middleboxes (a layer 1 to 9 device, able to break anything).
Well, it is more complicated than that. Many people do think that NAT boxes are layer 3 devices, and if you have a double-nat mechanism then "messing around with DNS packets" is a needed feature. Sure, then one start walking from layer 3 towards layer 9.... But... Anyway, this is not when we should fight about wording. We all know what we talk about, and I think we should thank Patrik and others what they have done. Patrik