[ipv6-wg] Re: [address-policy-wg] Re: Andre's guide to fix IPv6
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Geoff Huston
gih at apnic.net
Tue Nov 29 00:15:27 CET 2005
At 03:37 AM 29/11/2005, Jørgen Hovland wrote: >----- Original Message ----- From: "Florian Weimer" <fw at deneb.enyo.de> >Sent: Saturday, November 26, 2005 4:00 PM > > >>* Jeroen Massar: >> >>>>1. Make /32 the only routable entity so we can use perfect match in >>>> the DFZ instead of longest-prefix match. >>> >>>What about the organizations that have say a /19, want them to inject >>>all their more specific /32's? >> >>You can inject a /19 as 8192 /32s. Shouldn't make a difference if the >>/19 is really used. >> >>At this stage, it's probably not too wise to embed the /32--/48--/64 >>in silicon, but vendors will undoubtedly do this if they can save a >>few bucks and current policies remain as inflexible as they are. > >Hi, >Perfect match is faster but far from better. What I think perhaps would be >interesting to see in the future with regards to IPv6 and PI is the following: > >1. No PI. _Only_ network operators get a prefix. >2. Customers of network operators can at any time change provider and take >their assigned prefix with them. The new provider will announce it as a >more specific overriding the aggregate. If the customer decides to get >multiple providers, then the network operator with the /32 could also >announce a more specific. > >In the country I live in I can change telecom provider and take my phone >number with me to the new provider. Why shouldn't I be able to do that >with internet providers? >Yes, it will somehow create millions/billions of prefixes (atleasat with >todays routing technology/protocols). Network operators should be able to >handle that hence rule #1. Interesting - it will work for a while, and then you will get to the limit of deployed capability of routing. Then what? Geoff
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