North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: too many routes
On Thu, Sep 11, 1997 at 01:01:45PM -0700, Michael Dillon wrote: > At 2:02 PM -0400 9/11/97, Jay R. Ashworth wrote: > >On Wed, Sep 10, 1997 at 09:11:55PM -0400, Sean M. Doran wrote: > >> Sanjay Dani <[email protected]> writes: > >> > There are backbone providers and there are providers of specialized > >> > ISP or hosting or security etc. services that need independent* IP > >> > address space and do not have to waste resources on building a private > >> > "backbone". > >> > >> NAT. > > > >Perhaps I misunderstood Sanjay, Sean, but I believe his concern was > >that the addresses _not be the property of an upstream (ie: backbone) > >provider_ to provide flexibility of connection choice. > > > >NAT will not solve this problem; it resides at too low a level of the > >theoretical architecture, being used primarily to avoid renumbering of > >internetworks. This isn't a network numbering problem, it's a routing > >problem. > > Please, let's think this through carefully before making such > pronouncements. If the problem to be solved is providing flexibility of > choice, then Sean is quite right and NAT (plus other renumbering > technologies) is the solution for most people. If you use NAT and > renumbering technologies then you don't give a darn what your IP address is > or who gave it to you as long as it is globally routable. You still have > flexibility of choice in that you can switch upstream providers on a whim > and use Paul Vixie's BSD tricks to multihome if that matters. Ok; I've taken this private, because I'm only close to getting what you're saying, and my feet are too big. [ reads, thinks, chnages mind ] Oh. Shit. <thunk> Number the internal stuff privately and use NAT to renumber the external appearances when necessary. Fix the DNS when you do. Forgive me, all; I'm climbing back under my rock now. Cheers, -- jr '/24' a -- Jay R. Ashworth [email protected] Member of the Technical Staff Unsolicited Commercial Emailers Sued The Suncoast Freenet "People propose, science studies, technology Tampa Bay, Florida conforms." -- Dr. Don Norman +1 813 790 7592
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