Re: [dispatch] draft-dawes-dispatch-logme-reqs-02

Paul Kyzivat <pkyzivat@alum.mit.edu> Tue, 23 July 2013 02:49 UTC

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Date: Mon, 22 Jul 2013 22:49:26 -0400
From: Paul Kyzivat <pkyzivat@alum.mit.edu>
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To: "DRAGE, Keith (Keith)" <keith.drage@alcatel-lucent.com>
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Cc: "dispatch@ietf.org" <dispatch@ietf.org>
Subject: Re: [dispatch] draft-dawes-dispatch-logme-reqs-02
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On 7/22/13 9:49 PM, DRAGE, Keith (Keith) wrote:
> The next discussion of this draft will take place in the INSIPID group so you might like to post your comments there.

OK. I wasn't thinking - just went by the name of the draft.

	Thanks,
	Paul

> Regards
>
> Keith
>
>> -----Original Message-----
>> From: dispatch-bounces@ietf.org [mailto:dispatch-bounces@ietf.org] On
>> Behalf Of Paul Kyzivat
>> Sent: 22 July 2013 22:24
>> To: dispatch@ietf.org
>> Subject: [dispatch] draft-dawes-dispatch-logme-reqs-02
>>
>> Some questions about this draft:
>>
>> The requirements and other discussion imply certain behavior by servers
>> that support this. I'd like to hear more explicit discussion of what
>> that expected behavior is, within the potential solutions.
>>
>> E.g., when some servers are expected to be dialog stateful. Also if
>> logging is to stop after some period of time.
>>
>> Section 7.1:
>>
>> This says the header is first inserted by the UAC. There might be reason
>> to have it inserted by the UAS in some cases, or even a proxy or B2BUA
>> based on policy for debugging a UA that can't be controlled.
>>
>> Is free text good enough for identifying test cases? Isn't there
>> possibility of collision? Since there is likely to be resistance to
>> meaningful names that might tunnel information, perhaps these should be
>> random numbers.
>>
>> I want to hear more about sending the address of the server collecting
>> logs. For this to be useful there must be an explicit or implicit
>> protocol used to transmit the logs. Is there one such protocol or many?
>> If many, how do you know which will be supported? What about trust by
>> the server doing the logging of the log server, and authorization by the
>> log server of those sending logs? Will all servers doing logging want to
>> use a server chosen by the one inserting the logme request?
>>
>> Section 7.2:
>>
>> Where does the test case id go with this solution?
>>
>> In Figure 3 the call-info in the figure is syntactically incorrect. The
>> parameter is a domain name, but it is required to be a URL.
>>
>> 	Thanks,
>> 	Paul
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>