Re: [Slim] Question about "asymmetrical language use"

Randall Gellens <rg+ietf@randy.pensive.org> Wed, 10 January 2018 00:54 UTC

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Date: Tue, 9 Jan 2018 16:54:12 -0800
To: Bernard Aboba <bernard.aboba@gmail.com>
From: Randall Gellens <rg+ietf@randy.pensive.org>
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Subject: Re: [Slim] Question about "asymmetrical language use"
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It's in -23, which I've held off uploading, to see if any more 
comments come in.

At 4:29 PM -0800 1/9/18, Bernard Aboba wrote:

>  That would help, thanks,
>
>>  On Jan 9, 2018, at 3:50 PM, Randall Gellens 
>> <rg+ietf@randy.pensive.org> wrote:
>>
>>  The wording is intended to permit only one to be specified for 
>> asymmertical use cases, it is not intended to disallow both to be 
>> specified.  This could be clarified by adding "or both":
>>
>>    When placing an emergency call, and in any other case where the
>>    language cannot be inferred from context, in an offer each media
>>    stream primarily intended for human language communication SHOULD
>>    specify both (or for asymmetrical language use, one or both of) the
>>    'hlang-send' and 'hlang-recv' attributes.
>>
>>
>>  At 3:07 PM -0800 1/9/18, Bernard Aboba wrote:
>>
>>>  In Section 5.1 of -22, I noted the following sentence:
>>>
>>>  " When placing an emergency call, and in any other case where the 
>>> language cannot be inferred from context, in an offer each media 
>>> stream primarily intended for human language communication SHOULD 
>>> specify both (or for asymmetrical language use, one of) the 
>>> 'hlang- send' and 'hlang-recv' attributes."
>>>
>>>  [BA] In our previous discussions, we have talked about scenarios 
>>> (e.g. speech impaired, but not hearing impaired) in which it is 
>>> useful to include both 'hlang-send' and 'hlang-recv' so as to 
>>> accommodate user needs.  Wouldn't such a scenario qualify as 
>>> "asymmetrical language use"?  If so, how could the user's needs 
>>> be accommodated with only one of the 'hlang-send' or 'hlang-recv' 
>>> attributes?
>>>
>>>
>>>
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>>>  SLIM@ietf.org
>>>  https://www.ietf.org/mailman/listinfo/slim
>>
>>
>>  --
>>  Randall Gellens
>>  Opinions are personal;    facts are suspect;    I speak for myself only
>>  -------------- Randomly selected tag: ---------------
>>  There are two kinds of light--the glow that illuminates,
>>  and the glare that obscures.            --James Thurber
>
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-- 
Randall Gellens
Opinions are personal;    facts are suspect;    I speak for myself only
-------------- Randomly selected tag: ---------------
Liberals are trusting and optimistic because
they believe other people are much like themselves.
Conservatives are hostile and fearful because they
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