I followed up later, but so that it doesn't look like I'm ignoring you, if I were to take a /32 at my ISP, my ARIN fee would quadruple. I can't justify that.
----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com Midwest Internet Exchange http://www.midwest-ix.com ----- Original Message ----- From: "Owen DeLong" <o...@delong.com> To: "Mike Hammett" <na...@ics-il.net> Cc: "nanog group" <nanog@nanog.org> Sent: Saturday, October 3, 2015 1:56:58 PM Subject: Re: How to wish you hadn't forced ipv6 adoption (was "How to force rapid ipv6 adoption") How do you figure that? Owen > On Oct 2, 2015, at 04:14 , Mike Hammett <na...@ics-il.net> wrote: > > Not all providers are large enough to justify a /32. > > > > > ----- > Mike Hammett > Intelligent Computing Solutions > http://www.ics-il.com > > > > Midwest Internet Exchange > http://www.midwest-ix.com > > > ----- Original Message ----- > > From: "Philip Dorr" <tagn...@gmail.com> > To: "Rob McEwen" <r...@invaluement.com> > Cc: "nanog group" <nanog@nanog.org> > Sent: Thursday, October 1, 2015 11:14:35 PM > Subject: Re: How to wish you hadn't forced ipv6 adoption (was "How to force > rapid ipv6 adoption") > > On Thu, Oct 1, 2015 at 10:58 PM, Rob McEwen <r...@invaluement.com> wrote: >> On 10/1/2015 11:44 PM, Mark Andrews wrote: >>> >>> IPv6 really isn't much different to IPv4. You use sites /48's >>> rather than addresses /32's (which are effectively sites). ISP's >>> still need to justify their address space allocations to RIR's so >>> their isn't infinite numbers of sites that a spammer can get. >> >> >> A /48 can be subdivided into 65K subnets. That is 65 *THOUSAND*... not the >> 256 IPs that one gets with an IPv4 /24 block. So if a somewhat legit hoster >> assigns various /64s to DIFFERENT customers of theirs... that is a lot of >> collateral damage that would be caused by listing at the /48 level, should >> just one customer be a bad-apple spammer, or just one legit customer have a >> compromised system one day. > > As a provider (ISP or Hosting), you should hand the customers at a > minimum a /56, if not a /48. The provider should have at a minimum a > /32. If the provider is only giving their customers a /64, then they > deserve all the pain they receive.
