[SIPForum-techwg] TCP vs. UDP (actually, SIPconnect does *not* change SIP)

[Francois Audet]

To be clear:

1) I prefer MUST TCP
2) I am ok with MUST TCP, MUST UDP, strongly RECOMMEND TCP 

> -----Original Message-----
> From: techwg-bounces at sipforum.org 
> [mailto:techwg-bounces at sipforum.org] On Behalf Of Eric Burger
> Sent: Sunday, May 18, 2008 11:15
> To: Richard Shockey
> Cc: techwg at sipforum.org
> Subject: Re: [SIPForum-techwg] TCP vs. UDP (actually, 
> SIPconnect does *not* change SIP)
> 
> (1) I think you mean TCP is the default.
> 
> (2) What do we gain by mentioning UDP at all?  If there are 
> 507 test cases for SIPconnect stuff, mentioning UDP means 
> there are now 1014 test cases (507 for SIPconnect with TCP, 
> 507 for SIPconnect with UDP).
> 
> Yes, not mentioning UDP, but still supporting RFC 3261, means 
> you don't get to not do UDP.  However, it makes SIPconnect 
> compliance testing and verification much easier.
> 
> [507 is just a random number; pick your guess as to what is 
> the right number.  The factor of two does not go away.]
> 
> 
> On May 18, 2008, at 1:36 PM, Richard Shockey wrote:
> 
> >
> >>
> >> I agree.  This was my concern when I read MUST TCP, but 
> only MAY UDP 
> >> in the document.
> >>
> >> I believe it is perfectly acceptable to say that 
> SIPconnect compliant 
> >> devices MUST support TCP, but there are a lot of UDP only 
> devices in 
> >> use within networks right now.  These need to keep working when 
> >> connected with SIPconnect 1.1 compliant devices or no 
> enterprise or 
> >> service provider will have any interest in it.
> >>
> >> To my mind that means that both TCP and UDP are MUSTs.  
> But, perhaps 
> >> TCP should be RECOMMENDed as the default transport (with UDP as a 
> >> fall- back)?
> >
> >
> > Chair hat off. Yes .. both are MUST but STRONGLY 
> RECOMMENDED that UDP 
> > is the default.
> >
> >
> >>
> >> Regards,
> >>
> >> Peter
> >>
> >
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