Creating an IPv6 implementation plan

Christian Hahn hahn at
Thu Aug 23 10:40:39 CEST 2007

Hash: SHA1

Petra Zeidler schrieb:
> Thus wrote Iljitsch van Beijnum (iljitsch at
>> On 22-aug-2007, at 18:25, Iljitsch van Beijnum wrote:
>>>>   a. Can't find consensus on BCP for numbering this network.  It  
>>>> doesn't
>>>> help that we don't follow BCP for numbering in IPv4, but this  
>>>> might be an
>>>> opportunity to do things "right" - if I could figure out what that  
>>>> means.
>>> Set aside the all-zeros subnet for your servers,
>> I meant /48 block, not "subnet". This means you can give your DNS  
>> server 2001:db8::53 or something like that.
> One added advice for the addressing plan: don't get too complicated.
> KISS is a great principle - eg for Iljitsch's advice "Allocation::/48
> is ourselves" is simple.
> Trying to code the make of the device into the address is not.
> And don't attempt to conserve addresses as hard as you would with IPv4. :)
> Simple should win over less address use while you still manage to keep
> about a quarter of your allocation as planning reserve for changes.

Regarding your address planning you should consider reading
which contains also two case studies in addressing an IPv6 network.

best regards,
> regards,
> 	Petra

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