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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>My router has a PRI with SIP dial peers back to CallManager (Trunk), which is integrated with Unity Unified Messaging 8.0(3) (with Exchange).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The handsets are new 7962s with SIP 9.0(3) load.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>What dtmf-relay method should my router’s dial peers use so that DTMF works with my Call Handlers, etc and the phones have no DTMF issues?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>What I’m really asking is can Unity Unified (with Exchange) 8.0(3) handle rtp-nte (RFC2833)?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>
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