>From the attached debug, we are sending an invite without codec info; carrier comes back and says G729 and we drop it. Users hear one ring and fast busy.<div><br></div><div>Route is running SP Services 15.1.4M1</div><div><br>
</div><div>Network is Phone to CCM, H.323 to CUBE, SIP to Provider.</div><div><br></div><div>LD calls work cuz they are G.711 all the way, 800 numbers fail (cuz the carrier points it at a G.729 trunk).</div><div><br></div>
<div><br></div><div>I have implemented the fix here:</div><div><br></div><div><a href="http://www.markholloway.com/blog/?p=1325">http://www.markholloway.com/blog/?p=1325</a> <br><div><br></div><div>But it doesn't work.</div>
<div><br></div><div>The H.323 gateway does NOT have MTP required checked currently (it made no difference.</div><div><br></div><div><br></div><div><br></div><div><br></div><div>[relevant config]</div><div><div>!</div><div>
voice service voip</div><div> ip address trusted list</div><div> ipv4 10.0.0.0 255.0.0.0</div><div> ipv4 172.16.0.0 255.240.0.0</div><div> ipv4 172.20.0.0 255.255.255.0</div><div> allow-connections h323 to h323</div><div>
allow-connections h323 to sip</div><div> allow-connections sip to h323</div><div> allow-connections sip to sip</div><div> fax protocol pass-through g711ulaw</div><div> h323</div><div> h225 display-ie ccm-compatible</div>
<div> modem passthrough nse payload-type 101 codec g711ulaw</div><div> sip</div><div> bind control source-interface GigabitEthernet0/0</div><div> bind media source-interface GigabitEthernet0/0</div><div>!</div><div>voice class codec 1</div>
<div> codec preference 1 g711ulaw</div><div> codec preference 2 g729r8</div></div><div>!</div><div><div><div>dial-peer voice 201 voip</div><div> translation-profile outgoing Last10</div><div> preference 1</div><div> destination-pattern ^1[1-9].........</div>
<div> session protocol sipv2</div><div> session target ipv4:72.11.192.82</div><div> session transport udp</div><div> voice-class codec 1 </div><div> no voice-class sip pass-thru content sdp</div><div> dtmf-relay rtp-nte</div>
<div> no vad</div><div>!</div></div><div>dial-peer voice 202 voip</div><div> translation-profile outgoing Last10</div><div> preference 2</div><div> destination-pattern ^1[1-9].........</div><div> session protocol sipv2</div>
<div> session target ipv4:72.11.193.82</div><div> session transport udp</div><div> no voice-class sip g729 annexb-all</div><div> no voice-class sip pass-thru content sdp</div><div> dtmf-relay rtp-nte</div><div> no vad</div>
<div>!</div></div></div><div><br></div><div><br></div><div>So, the question is, how do I force an SDP specifying G.711 in the invite?</div><div><br></div><div><br></div><div><br></div><div><br></div><div>Jonathan</div>