On Sat, 10 Mar 2007, Steve Welham wrote:
> Akin Nomad wrote:
> > Which of these IP addresses you will not find allocated to PC, which
> > can work in internet through IP protocol? (you can choose only one
> > variant)
> > a: 192.168.0.3
> > b: 230.30.3.3
> > c: 2001:16c8:ffd7::b:33.255.3.2
> > d: 2001:16d8:ffd7::405
> > e: 10.40.20.0
> > f: fe80::2c0:26ff:2001:16d8
> >
> > Variants "a","c" and "d" seems fine to me, but I'm not certain which
> > of the rest - "e" (IPv4 ending with .0), "b" (IPv4 multicast) and "f"
> > (IPv6 link-local) - would be most correct answer to this question?
>
> It's a bad question (is it a Cisco certification by any chance?)
>
> I'm going to split hairs and guess the key word is "allocated" which
> infers "exclusive". So I'd choose (b), since the address represents a
> group which would be joined by zero or more hosts.
>
> As far as I can tell all of the other addresses are valid unicast.
>
> Weak question = Weak answer.
To me it just looks like a badly translated exam or homework question.
I think we shouldn't answer those.
-Otto
