Re: [Sipping] Method for URI-List servers to refuse the handling of a URI-List

Jonathan Rosenberg <jdrosen@cisco.com> Wed, 01 November 2006 22:12 UTC

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Date: Wed, 01 Nov 2006 17:11:59 -0500
From: Jonathan Rosenberg <jdrosen@cisco.com>
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To: "Jani Hautakorpi (JO/LMF)" <jani.hautakorpi@ericsson.com>
Subject: Re: [Sipping] Method for URI-List servers to refuse the handling of a URI-List
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I don't really understand the motivation for this draft. There are 
countless reasons why a server might not want to process a request. Why 
is it important in this case to communicate the reason back to the UA? 
Why not just send a 400 and be done with it? Is it commonly expected 
that a server will refuse to fan out a request? What remediation to you 
expect the client to take?

-Jonathan R.

Jani Hautakorpi (JO/LMF) wrote:

> Hi all,
> 
> We have written a draft describing a method for URI-list servers to
> refuse the handling of a URI-List. You can find the draft from:
> 
> http://www.ietf.org/internet-drafts/draft-hautakorpi-sipping-uri-list-handling-refused-00.txt 
> 
> 
> The motivation for writing this draft is that currently URI-List servers 
> don't have any explicit method for denying the handling of incoming
> request. This draft describes just that in a form of a new response 
> code, 495 (URI-List Handling Refused).
> 
> I would be very interested in hearing any comments/ideas/thoughts that
> you might have about this draft. So, please send your input to me
> (jani.hautakorpi@ericsson.com).
> 
> 

-- 
Jonathan D. Rosenberg, Ph.D.                   600 Lanidex Plaza
Cisco Fellow                                   Parsippany, NJ 07054-2711
Cisco Systems
jdrosen@cisco.com                              FAX:   (973) 952-5050
http://www.jdrosen.net                         PHONE: (973) 952-5000
http://www.cisco.com

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