Re: Using /126 for IPv6 router links

2010-01-23 Thread Mark Smith
On Sat, 23 Jan 2010 20:55:52 -0600 Brandon Galbraith brandon.galbra...@gmail.com wrote: Sometimes good enough perfect Never know what is going to come along to turn your addressing plan on its head. It seems to me that what this really is about is trying to be in the best position in

Re: Using /126 for IPv6 router links

2010-01-23 Thread Owen DeLong
That's why we have the safety valve... 2000::/3 is the total address space being issued currently. So, if we discover that there aren't enough /64s like we currently think there are, then, before we start issuing from 4000::/3, we can have a new address plan for that address space while leaving

Re: Using /126 for IPv6 router links

2010-01-23 Thread Larry Sheldon
On 1/23/2010 9:47 PM, Owen DeLong wrote: 64 bits is enough networks that if each network was an almond MM, you would be able to fill all of the great lakes with MMs before you ran out of /64s. Did somebody once say something like that about Class C addresses? The number of /24s in all of

Re: Using /126 for IPv6 router links

2010-01-23 Thread Leo Bicknell
In a message written on Sat, Jan 23, 2010 at 01:52:21PM +0100, Mathias Seiler wrote: I use a /126 if possible but have also configured one /64 just for the link between two routers. This works great but when I think that I'm wasting 2^64 - 2 addresses here it feels plain wrong. So what do

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