[ILUG] [OT] - One for the IPv6 guys

[Proinnsias Breathnach]

On Fri, Oct 13, 2006 at 11:11:18AM +0000, Conor Daly wrote:
> On Fri, Oct 13, 2006 at 10:52:37AM +0100 or so it is rumoured hereabouts, 
> paul at clubi.ie thought:
> > On Fri, 13 Oct 2006, Dave Rynne wrote:
> > 
> > >Also - you can replace the trailing '0:0:0:0:0' with '::'
> > 
> > You may replace any series of zero quads in an IPv6 address with ::, 
> > once.
> 
> _Any_ series or only a _trailing_ series?  eg. can:
> 
> 2002:7ef2:1:0:0:0:0:1
> 
> be replaced with:
> 
> 2002:7ef2:1::1
> 
> assuming such an address is valid in the first place?
> 
 Yes :)

(to all of the above, there's no reason 2002:7ef2:1::1 can't be valid,
however ... you couldn't have 2002:7ef2:1::1::2 because no parser could
work out which quads were supposed to be 0000 ) 

P