I wonder if you sent it back through the Lo0 interface if it would work.
----- Reply message ----- From: "Mohd Baqari" <baqari.voic...@gmail.com> Date: Sat, Dec 17, 2011 6:16 pm Subject: [OSL | CCIE_Voice] RFC2833 with MTP To: "datucha123 datucha123" <datucha...@gmail.com> Cc: "ccie_voice@onlinestudylist.com" <ccie_voice@onlinestudylist.com> Ya .. Tested this and same result Regards, Mohammed Al Baqari Sent from my iPhone On Dec 16, 2011, at 4:44 PM, datucha123 datucha123 <datucha...@gmail.com> wrote: > You are also experiencing the same for MTP on CUBE? > > > > On Fri, Dec 16, 2011 at 3:37 PM, Mohd Baqari <baqari.voic...@gmail.com> wrote: > I look into it as well in my IOS to confirm the same ... Thx for sharing the > info > > > Regards, > Mohammed Al Baqari > > Sent from my iPhone > > On Dec 16, 2011, at 2:47 PM, datucha123 datucha123 <datucha...@gmail.com> > wrote: > >> I have found out the following. >> >> The Router IOS MTP (Not DSP, well DSP also does support it) supports >> RFC2833, I have tested it and the RFC2833 from a SIP Trunk are translated >> succesfuly for UCCX IVR. >> >> But when the IOS or DSP MTPs are located on the same Router as the CUBE, >> then the MTP does not make RFC2833. >> >> As soon as I have moved MTP to other Router, Branch1 Router, the RFC2833 was >> succesfuly, the MTP did the Translation between RFC2833 and Out of Band >> DTMF., >> >> I think this is a BUG, because the same problem is observer of CCM modules >> when the MTP located on it and the solution is to move the MTP to ISR >> Routers. >> >> So bear in mind, that the RFC2833 may not work for MTP, when that MTP >> resource is located on the CUBE Router. >> >> >> >> >> On Thu, Dec 15, 2011 at 11:38 PM, datucha123 datucha123 >> <datucha...@gmail.com> wrote: >> I see now. Great info. >> >> Also in that case, only DSP MTP and CUCM Software MTP can translate RFC2833 >> and that would be only for G711 calls, as CUCM and DSP MTPs support only >> G711, am I right? And if we want to use other codec for MTP and we have to >> configure the IOS MTP (max sessions software) which does not support RFC2833 >> in this case. >> >> Also the Transrating (different packetization period codec) is not supported >> on max-session software MTP, and we need to use either CUCM Software or DSP >> MTP, that support only G711. >> >> >> >> On Thu, Dec 15, 2011 at 10:43 PM, Mohammed Al Baqari >> <baqari.voic...@gmail.com> wrote: >> Ok since you are using MTP on gateway you need to make it as hardware MTP to >> do inband to OOB DTMF translation. >> >> >> >> Regards, >> >> Mohammed Al Baqari >> >> >> >> From: datucha123 datucha123 [mailto:datucha...@gmail.com] >> Sent: Thursday, December 15, 2011 10:09 PM >> To: Mohd Baqari >> Cc: ccie_voice@onlinestudylist.com >> Subject: Re: [OSL | CCIE_Voice] RFC2833 with MTP >> >> >> >> MTP is invoked, and the show sip-ua calls shows that the RFC2833 is used for >> both calls legs. Even the debug voip rtp session named-events shows that the >> DTMF tones are traversing. But the UCCX does not undertand them correclty. >> >> On Thu, Dec 15, 2011 at 9:03 PM, Mohd Baqari <baqari.voic...@gmail.com> >> wrote: >> >> Make sure that mtp is invoked during the call and verify the dtmf method >> used on both call legs using show call active voice command. >> >> Regards, >> Mohammed Al Baqari >> >> Sent from my iPhone >> >> >> On Dec 15, 2011, at 6:33 PM, datucha123 datucha123 <datucha...@gmail.com> >> wrote: >> >> > Hello, >> > >> > I have a problem with MTP and RFC2833. >> > >> > When calling from BR2 CCME to UCCX at HQ Site through the SIP CUBE, which >> > has RFC2833 as the DTMF method, the UCCX IVR does not understand the DTMF >> > tones correctly when the Router IOS MTP is used on a SIP Trunk in CUCM. >> > But as soon as I assing the CUCM Native Software MTP to use on a CUCM SIP >> > Trunk, the RFC2833 DTMF digits are recognized correctly in UCCX. >> > >> > What do I mean under incorrect DTMF inderstanding, is that when the Caller >> > at BR2 CUCME presses any digits in UCCX IVR, he is transferred to operator >> > always, and it does not matter what digits he pressed. Until I chenge the >> > Router IOS MTP to CUCM Native Software MTP, and then the BR2 Caller can >> > press the digits and even transfer to required extension from UCCX IVR. >> >> > _______________________________________________ >> > For more information regarding industry leading CCIE Lab training, please >> > visit www.ipexpert.com >> > >> > Are you a CCNP or CCIE and looking for a job? Check out >> > www.PlatinumPlacement.com >> >> >> >> >> >
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