Re: [Pals] Brian Haberman's No Objection on draft-ietf-pals-vccv-for-gal-05: (with COMMENT)

[Stewart Bryant <[e-mail]>]

On 16/09/2015 13:36, Brian Haberman wrote:
> Hi Stewart,
>
> On 9/16/15 8:32 AM, Stewart Bryant wrote:
>> On 14/09/2015 14:04, Brian Haberman wrote:
>>> Brian Haberman has entered the following ballot position for
>>> draft-ietf-pals-vccv-for-gal-05: No Objection
>>>
>>> When responding, please keep the subject line intact and reply to all
>>> email addresses included in the To and CC lines. (Feel free to cut this
>>> introductory paragraph, however.)
>>>
>>>
>>> Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.html
>>> for more information about IESG DISCUSS and COMMENT positions.
>>>
>>>
>>> The document, along with other ballot positions, can be found here:
>>> https://datatracker.ietf.org/doc/draft-ietf-pals-vccv-for-gal/
>>>
>>>
>>>
>>> ----------------------------------------------------------------------
>>> COMMENT:
>>> ----------------------------------------------------------------------
>>>
>>> Is there a particular reason to request that the assigned MPLS VCCV CC
>>> Type be bit 3?
>>>
>>>
>>> .
>>>
>> This is carried in a  bit field - one bit per CC type so that the
>> receiving PE can
>> determine the set of CC types that its peer can support. The three previous
>> types used bit 0, 1, 2. It was therefore tidy if this used bit 3.
>>
>> Please see:
>>
>> https://www.iana.org/assignments/pwe3-parameters/pwe3-parameters.xhtml#pwe3-parameters-11
>>
>>
>> and look for
>>
>> MPLS VCCV Control Channel (CC) Types
> Yes, I understand all that.  However, we generally do not direct IANA to
> use a specific value.  Documents should request the allocation of a
> value from that registry and IANA will determine the assigned value.
>
> Regards,
> Brian
>
>
Hi Brian,

The text says:

"It is requested that Bit 3 be assigned to this purpose which would have a value of 0x08."

That is a request, and not a direction, and it is quite common for the WG responsible
for a protocol to provide this sort of guidance to IANA.

- Stewart