Re: [Stox] review: stox-im-03

Peter Saint-Andre <stpeter@stpeter.im> Mon, 23 September 2013 23:45 UTC

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Date: Mon, 23 Sep 2013 17:45:35 -0600
From: Peter Saint-Andre <stpeter@stpeter.im>
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To: Salvatore Loreto <salvatore.loreto@ericsson.com>
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Subject: Re: [Stox] review: stox-im-03
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Hi Sal, thanks for the review.

On 9/20/13 4:42 AM, Salvatore Loreto wrote:

> my only comments is about the fact that section 3. XMPP to SIP 
> implies that the MESSAGE is always (and maybe can only be)
> delivered over a TCP connection; RFC3428 states
> 
> Whenever possible, MESSAGE requests SHOULD be sent over transports 
> that implement end-to-end congestion control, such as TCP or SCTP. 
> However, SIP does not provide a mechanism to prevent a downstream
> hop from sending a request over UDP.
> 
> so you can delivery it over UDP as well and that has also being
> raised in a previous thread while talking on the Call-ID mapping to
> <thread/>. Actually you will be forced to deliver over UDP if the
> SIMPLE server only supports UDP.

It's not clear to me why the XMPP-to-SIP gateway couldn't communicate
with the SIMPLE server over UDP. Which text in Section 3 do you think
implies that only TCP connections are supported?

Peter

- -- 
Peter Saint-Andre
https://stpeter.im/


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