Re: [siprec] I-D Action: draft-ietf-siprec-architecture-04.txt

Leon Portman <leon.portman@gmail.com> Fri, 16 March 2012 18:06 UTC

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From: Leon Portman <leon.portman@gmail.com>
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Date: Fri, 16 Mar 2012 20:06:08 +0200
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To: "Ravindran, Parthasarathi" <pravindran@sonusnet.com>
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Subject: Re: [siprec] I-D Action: draft-ietf-siprec-architecture-04.txt
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Partha,

I completely agree with you. Session identification is one of the main pain points today. May be Global session ID work will help here? 
http://tools.ietf.org/html/draft-kaplan-dispatch-session-id-01

Leon

On Mar 16, 2012, at 7:59 PM, "Ravindran, Parthasarathi" <pravindran@sonusnet.com> wrote:

> Leon,
> 
> I agree with you that it is the way proprietary SIP recording works today. For each SRS initiated callflow, unique-id of a session is generated by PBX driven or CTI, SRC is forced to develop multiple solutions accordingly as there is a lack of standard mechanism.  I have concern because SRS initiated without any specific identification continue the same trend of today's proprietary recording solution. I wish to see some well-defined protocol mechanism from SRS to SRC to identity the session which has to recorded. Please let me know your opinion. 
> 
> As you have listed number of mechanism, I'm fine in case we nailed down to one of the mechanism as standard in the worst case.
> 
> Thanks
> Partha 
> 
>> -----Original Message-----
>> From: Leon Portman [mailto:leon.portman@gmail.com]
>> Sent: Friday, March 16, 2012 11:14 PM
>> To: Ravindran, Parthasarathi
>> Cc: Leon Portman; siprec@ietf.org
>> Subject: Re: [siprec] I-D Action: draft-ietf-siprec-architecture-04.txt
>> 
>> Partha Hi
>> 
>> The ways of identification of CS to be recorded for  SRS initiated flows
>> are very dependent on actual SRC implementation.
>> For example, if SRC is PBX, it can be even CTI call id, participants
>> ids, DNS name of end point etc.
>> 
>> For gateways it can be IP and PORT of RTP stream for example.
>> 
>> This what i meant that it is very defendant on SRC and on the way how
>> SRS knows about CSs.
>> 
>> Regards
>> 
>> Leon
>> 
>> On Mar 14, 2012, at 4:12 PM, "Ravindran, Parthasarathi"
>> <pravindran@sonusnet.com> wrote:
>> 
>>> Leon,
>>> 
>>> Could you please explain in detail about Sec 3.2.2 update
>>> 
>>> "   o  The actual mechanism of the identification is depends on SRC
>>>     policy."
>>> 
>>> Thanks
>>> partha
>>> 
>>>> -----Original Message-----
>>>> From: siprec-bounces@ietf.org [mailto:siprec-bounces@ietf.org] On
>>>> Behalf Of Leon Portman
>>>> Sent: Tuesday, March 13, 2012 9:20 PM
>>>> To: siprec@ietf.org
>>>> Subject: Re: [siprec] I-D Action:
>>>> draft-ietf-siprec-architecture-04.txt
>>>> 
>>>> Main changes. They are mainly consist from Gonzalo and other mailing
>>>> lists comments.
>>>> 
>>>> 1. Definitions: Adding recording unaware UA definition and fixing
>>>> some other definitions 2. Consistent abbreviation usage in the
>> document 3.
>>>> Figures fixes 4. Adding policy mentions in Endpoint as SRC 5.
>>>> Removing WEBRTC mentions 6. Adding more descriptions in SRS initiated
>>>> flows 7.Adding support for RS without metadata
>>>> 
>>>> There are some small typo mistakes in v04. I have already fixed them
>>>> and will update in next version
>>>> 
>>>> Regards
>>>> 
>>>> Leon
>>>> 
>>>> -----Original Message-----
>>>> From: siprec-bounces@ietf.org [mailto:siprec-bounces@ietf.org] On
>>>> Behalf Of internet-drafts@ietf.org
>>>> Sent: Monday, March 12, 2012 3:25 PM
>>>> To: i-d-announce@ietf.org
>>>> Cc: siprec@ietf.org
>>>> Subject: [siprec] I-D Action: draft-ietf-siprec-architecture-04.txt
>>>> 
>>>> 
>>>> A New Internet-Draft is available from the on-line Internet-Drafts
>>>> directories. This draft is a work item of the SIP Recording Working
>>>> Group of the IETF.
>>>> 
>>>> 	Title           : An Architecture for Media Recording using the
>>>> Session Initiation Protocol
>>>> 	Author(s)       : Andrew Hutton
>>>>                        Leon Portman
>>>>                        Rajnish Jain
>>>>                        Ken Rehor
>>>> 	Filename        : draft-ietf-siprec-architecture-04.txt
>>>> 	Pages           : 16
>>>> 	Date            : 2012-03-12
>>>> 
>>>> Session recording is a critical requirement in many communications
>>>> environments such as call centers and financial trading.  In some of
>>>> these environments, all calls must be recorded for regulatory,
>>>> compliance, and consumer protection reasons.  Recording of a session
>>>> is typically performed by sending a copy of a media stream to a
>>>> recording device.  This document describes architectures for
>>>> deploying session recording solutions in an environment which is
>>>> based on the Session Initiation Protocol (SIP).
>>>> 
>>>> 
>>>> A URL for this Internet-Draft is:
>>>> http://www.ietf.org/internet-drafts/draft-ietf-siprec-architecture-
>>>> 04.txt
>>>> 
>>>> Internet-Drafts are also available by anonymous FTP at:
>>>> ftp://ftp.ietf.org/internet-drafts/
>>>> 
>>>> This Internet-Draft can be retrieved at:
>>>> ftp://ftp.ietf.org/internet-drafts/draft-ietf-siprec-architecture-04.
>>>> txt
>>>> 
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