Re: Best way to index IP data?

[Michael Stone <mstone+postgres(at)mathom(dot)us>]

On Mon, Jan 14, 2008 at 09:27:52AM +0100, Florian Weimer wrote:
> * Steve Atkins:
> > I don't think there's ambiguity about what an dotted-quad without a
> > netmask means, and hasn't been for a long time. Am I missing
> > something?
>
> Classful addressing is still part of many user interfaces, for
> instance Cisco's IOS.  It's not just that the CLI accepts it, it's
> also the standard[*] output format (that is, "192.0.2.0" instead of
> "192.0.2.0/24"; if no prefix length is given, the one based on the
> class is used).

Again, is this at all ambiguous *in the context of a host IP*? (IOW, if 
I say that I recieved an IP packet from 10.0.0.1, are you really going 
to ask me to clarify the netmask?)

Mike Stone