nanog mailing list archives

Re: NSP ... New Information


From: Paul A Vixie <paul () vix com>
Date: Tue, 10 Jun 1997 01:37:20 -0700

I asked for this and was treated like a complete idiot. There are a lot 
of small blocks in legacy space that I'd like to see some system for 
transferring between small guys who never used them and small guys who
desperately need PI space for multihoming. Using DNS TTL fields is just 
ridiculous when there are much better technical solutions like, uh, BGP.

BGP isn't better.  You don't need BGP for multihoming.  My SF NANOG talk
was on exactly this topic.  If you get a little bit of PA space from each
provider, and run a multihomed server (or a whole pile of them) with the
"interface default" mods we made available, you don't need BGP at all.

ftp://ftp.vix.com/pub/vixie/ifdefault/ is the place to look for this.  I
just stuck a copy of my SF NANOG slides in there (SOB, please take note!)

A lot of people I know don't need /19s and don't want to waste the space
(people have already mentioned this). Also, there is no incentive for 
returning IPv4 space if you know it'll just sit idle anyway.

Sure there is.  It's called "not fouling your own nest."  If you're not
using it, and it's too small to be routable by modern providers, then you
should give it back and let someone else try to aggregate it.


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