[Sussex] Multiple IPs on an ADSL line

John D. big-john at dsl.pipex.com
Tue Dec 21 14:45:05 UTC 2004


On Tue, 2004-12-21 at 12:51 +0000, Jon Fautley wrote:
> On 21 Dec 2004, at 12:34, Simon Huggins wrote:
> 
> > Hi,
> >
> > On Tue, Dec 21, 2004 at 12:25:11PM +0000, Jon Fautley wrote:
> >> Zen don't hassle you for IP requirements for anything less than a /29
> >> (8 addresses). I really don't see why Eclipse ask for that
> >> information, but you can basically put down anything you like there,
> >> they don't seem to read them lol.
> >
> > To satisfy RIPE's requirements on them that they be able to justify the
> > usage if they are audited.
> 
> Yeah, but IIRC (and I possibly don't) isn't it OK to specify it as 
> 'customer allocated' for a /29 and longer prefix? Wasn't aware that 
> they had to specify for each individual IP. I understand that RIPE can 
> be quite anal with paperwork, but surely an exact record of EVERY 
> address allocated would be a PITA to manage?
> 
> Besides, I think Eclipse are the only people that ask for it...
> 
> >> If you're reckoning on only 1 IP address, I'd ask for a /30 - this
> >> gives you 4 IP addresses, of which 2 are usable (without any fancy
> >> routing/breaking of stuff) - that gives you a bit of room for
> >> expansion in the future.
> >
> > Sounds wasteful to me if you're not actually going to use them.  I 
> > don't
> > see why a decent ISP wouldn't let you have a block at a later date if
> > you had a reason for one.
> 
> True, however, I can see John wanting to use the extra IP address at a 
> later date (probably not too much later), hence I was specifying a 
> solution to fit the customer, not a 'one size fits all' solution :)
> 
> > I just have one IP and many devices and NAT and it doesn't really stop
> > me doing anything I want to including getting my VoIP phone working,
> > running a web server, sshing back to various machines behind the NAT 
> > box
> > etc...
> >
> 
> Yeah, NAT is a great invention... but I still love my block of IP 
> addresses, it's as close to a 'proper' network as I can get without 
> having an ASN :(

Could you elaborate a little on what you mean by "a /29"? I haven't got
to that part in the book/mag/etc etc yet! :-P

But as you'd expect, I'll be trying to get as much for my money as
possible!

regards

John D.

p.s. but I have got as far as ringing pipex so they can e-mail me the
mac code(s).
-- 





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