Exactly - (IMHO) reserving bits to ensure more widespread compatibility,
future scalability, etc. is not a loss ... in fact, I am glad we have the
bits to (cough) lose in order to accomplish those goals!


/TJ


>-----Original Message-----
>From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
>Jeroen Massar
>Sent: Wednesday, October 01, 2008 10:37 AM
>To: Alexandru Petrescu
>Cc: [EMAIL PROTECTED]; ipv6@ietf.org
>Subject: Re: the IPv6 Ethernet lost bits - fffe
>
>Alexandru Petrescu wrote:
>> For what it's worth,
>>
>> Whenever statelessly auto-configuring an IPv6 address on Ethernet the
>> 10th and 11th bytes are always 'fffe', hardcoded.  These are lost bits.
>
>The world has more devices than Ethernet. The Ethernet MAC -> EUI-64 trick
>(thus your lost fffe bits) is just a trick. Take firewire for example which
>uses full EUI-64.
>
>Greets,
> Jeroen


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