On Tue, Aug 31, 2010 at 12:02 PM, Burden, Mike <[email protected]> wrote:
> That pretty much hit the nail on the head. The SIP provider started out > in the residential market and is growing. > Perhaps they can create a trunk with options to use invite instead of refer and use a "business class" versus "residential class" service... > > > We’re providing them with help in getting their services up to standards, > including (at the moment) helping them make a case to the switch vendor that > the switch is not handling the re-INVITE correctly. > > > > Hopefully after we’ve helped them get past their growing pains they’ll be a > very good SIP provider. They have been extremely responsive to our > suggestions, and they are currently looking to hire additional persons with > strong SIP experience. > > > > My experience with SIP providers so far (including “big name” providers > like Voxitas) is that none of them have everything working completely > smoothly yet, so hopefully our provider has time to get some issues worked > out and start providing quality business class service before the market is > completely dominated by a few large providers. > I find that even the big providers don't play nice sometimes. They have a rule that they only do port 5060 or they dont support mid call codec negotiation, or something... which is why you use either sipxbridge or an indpendent sbc in front, to get around those issues (sometimes/usually). > > > Anyone in the Grand Rapids, MI metro area with a good resume looking for an > opportunity with a small company with growth potential? :) > > > > [image: cid:[email protected]] > > * **Mike Burden* > > [image: Lynk.gif]* > Lynk Systems, Inc* > > * e-mail:* [email protected] > > * Phone:* 616-532-4985 > > > > > > > > > *From:* Tony Graziano [mailto:[email protected]] > *Sent:* Tuesday, August 31, 2010 11:37 AM > *To:* Burden, Mike > *Cc:* sipx-users > *Subject:* Re: [sipx-users] REFER vs INVITE for transfers > > > > I don't know of a way to do that unless you use an independent SBC instead > of sipxbridge and tell it to allow REFER for that dialplan/trunk (provider). > > > > At the same time I don't see how it would be desirable to introduce that > into sipxbridge (enable/disable refer). > > > > I am assuming your ITSP is a residential provider and not a real business > class provider (or their switch vendor is in the residential market)... > > > > On Tue, Aug 31, 2010 at 11:30 AM, Burden, Mike <[email protected]> wrote: > > Good morning, > > > > I have an ITSP that is currently battling with a switch vendor on my > behalf, because when we transfer a call from extension to extension, we lose > audio. > > > > The switch vendor is pointing out that they are not getting a REFER from > us. This, of course, is because sipXbridge translates the REFER into an > INVITE. > > > > So... seems you can’t win either way. Many ITSPs apparently don’t handle > REFER correctly. Ours apparently doesn’t handle a re-INVITE correctly. > > > > Obviously the correct long term solution is for the switch vendor to fix > their switch. > > > > In the meantime, is it possible to disable this behavior in the > sipXbridge? I’ve poked around the sipXbridge page on the sipXecs SBC page, > but don’t see anything that looks like it would do this. > > > > [image: cid:[email protected]] > > * Mike Burden* > > [image: Lynk.gif]* > Lynk Systems, Inc* > > * e-mail:* [email protected] > > * Phone:* 616-532-4985 > > > > > > > > > _______________________________________________ > sipx-users mailing list > [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users/ > > > > > -- > ====================== > Tony Graziano, Manager > Telephone: 434.984.8430 > sip: [email protected] > Fax: 434.984.8431 > > Email: [email protected] > > LAN/Telephony/Security and Control Systems Helpdesk: > Telephone: 434.984.8426 > sip: [email protected] > Fax: 434.984.8427 > > Helpdesk Contract Customers: > http://www.myitdepartment.net/gethelp/ > > Why do mathematicians always confuse Halloween and Christmas? > Because 31 Oct = 25 Dec. > -- ====================== Tony Graziano, Manager Telephone: 434.984.8430 sip: [email protected] Fax: 434.984.8431 Email: [email protected] LAN/Telephony/Security and Control Systems Helpdesk: Telephone: 434.984.8426 sip: [email protected] Fax: 434.984.8427 Helpdesk Contract Customers: http://www.myitdepartment.net/gethelp/ Why do mathematicians always confuse Halloween and Christmas? Because 31 Oct = 25 Dec.
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