Bind SIP control and media to the IP defined in the SIP trunk: Voice service voip sip bind all....
Ensue that the FXS port is not registered to GK: Dial-peer voice xx port no e164 reg Ensure that the MTP is correctly configured (in a Device Pool which communicates using g711u). -- Vik Malhi CCIE #13890, CCSI #31584 Senior Technical Instructor - IPexpert, Inc. Telephone: +1.810.326.1444 Fax: +1.810.454.0130 Mailto: vma...@ipexpert.com Join our free online support and peer group communities: http://www.IPexpert.com/communities IPexpert - The Global Leader in Self-Study, Classroom-Based, Video-On-Demand and Audio Certification Training Tools for the Cisco CCIE R&S Lab, CCIE Security Lab, CCIE Service Provider Lab , CCIE Voice Lab and CCIE Storage Lab Certifications. From: Ryan Trauernicht <ryanstudyvo...@gmail.com> Date: Sun, 14 Dec 2008 18:45:49 -0600 To: OSL CCIE Voice Lab Exam <ccie_voice@onlinestudylist.com> Subject: [OSL | CCIE_Voice] SIP Analog phone fast busy SIP analog phone that hangs off an FXS port. I created a SIP trunk (MTP required) in CM. It is set to G711ulaw only region. Cisco IP Phones can call the analog phone just fine, but the analog phone can not call the IP Phones. CSS is applied to the Sip trunk and significant digits are set to 4. voice service voip allow-connections h323 to sip allow-connections sip to h323 allow-connections sip to sip h323 dial-peer voice 100 pots destination-pattern 2100 progress_ind setup enable 3 port 2/0 ! dial-peer voice 101 voip destination-pattern [23]...$ session protocol sipv2 session target ipv4:192.168.187.220 incoming called-number 2100 dtmf-relay sip-notify codec g711ulaw ip qos dscp cs3 signaling no vad The thing that sticks out to me is the "debug ccsip all" shows that it is trying to negotiate at no codec: Dec 15 00:40:50.926: //16/D965F838801A/SIP/Call/sipSPIMediaCallInfo: Number of Media Streams: 1 Media Stream : 1 Negotiated Codec : No Codec Negotiated Codec Bytes : 0 Negotiated Dtmf-relay : 0 Dtmf-relay Payload : 0 Source IP Address (Media): 10.0.0.2 Source IP Port (Media): 18568 Destn IP Address (Media): 0.0.0.0 Destn IP Port (Media): 0 Orig Destn IP Address:Port (Media): 0.0.0.0:0 <http://0.0.0.0:0> Any ideas? Thanks, Ryan Trauernicht
