Re: [ipwave] 118

Alexandre Petrescu <alexandre.petrescu@gmail.com> Wed, 17 April 2019 14:08 UTC

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To: "Joel M. Halpern" <jmh@joelhalpern.com>
Cc: IETF Discussion <ietf@ietf.org>, draft-ietf-ipwave-ipv6-over-80211ocb.all@ietf.org, its@ietf.org, "<int-dir@ietf.org>" <int-dir@ietf.org>
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From: Alexandre Petrescu <alexandre.petrescu@gmail.com>
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Date: Wed, 17 Apr 2019 16:08:22 +0200
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Subject: Re: [ipwave] 118
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Le 17/04/2019 à 15:39, Joel M. Halpern a écrit :
> Trimmed.
> 
> On 4/17/19 3:46 AM, Alexandre Petrescu wrote:
> ...
>>
>> I propose the following:
>> OLD:
>>>       A randomized Interface ID has the same characteristics of a
>>>       randomized MAC address, except the length in bits.  A MAC
>>>       address SHOULD be of length 48 decimal.  An Interface ID
>>>       SHOULD be of length 64 decimal for all types of IPv6
>>>       addresses.  In the particular case of IPv6 link-local
>>>       addresses, the length of the Interface ID MAY be 118
>>>       decimal.
>>
>> NEW:
>>>       A randomized Interface ID has the same characteristics of a
>>>       randomized MAC address, except the length in bits.  A MAC
>>>       address SHOULD be of length 48 decimal.  An Interface ID
>>>       SHOULD be of length specified in other documents.
>>
>> Do you disagree?
> 
> "SHOULD be of a length specified in other documents" wihtout any 
> reference to what the other documents are or how to find them seems like 
> a recipe for implementor error.  Can we be somewhat more specific?

One could be more specific about which document.  There is some 
individual work item (not a WG item) in 6man that one could point to.  A 
reference to a non WG item will not delay this document?

Or, rather, should I propose a new formulation above which just keeps:

NEW:
>       A randomized Interface ID has the same characteristics of a
>       randomized MAC address.

Alex