[AusNOG] IPv6 Addressing

[Graham Maltby]

I am probably showing my complete lack of IPv6 knowledge here but can 
someone explain the logic or reasoning behind allocating 
18,446,744,073,709,551,616 address to a point to point link?  Or suggest 
some reading that might clarify that.

Graham



On 5/04/2011 8:27 AM, John Edwards wrote:
> The "safe" way to do it appears to be to administratively allocate a /64
> anyway, even if you configure for a longer prefix.
>
> This way if you need to replace interfaces with some equipment that
> doesn't support a /127 for some reason, or runs more optimally with a
> /64, or the management software gui insists on it - you don't have to
> renumber.
>
> John
>
>
> On 04/04/2011, at 11:16 PM, Mark Grinceri wrote:
>
>> I have received our IPv6 allocation from APNIC. Now the question is
>> what is everyone doing for there point to point links /64, /126 or /127
>>
>> From what I can gather most articles are just saying use /64, however
>> I'm heading towards /126 but I'd like to know what the majority of
>> IPv6 networks are assigning (ie Internode). I only want to do this once.
>
>
>
> _______________________________________________
> AusNOG mailing list
> AusNOG at lists.ausnog.net
> http://lists.ausnog.net/mailman/listinfo/ausnog