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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Chris,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Thanks for your reply.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I am running 7.2(4) on my ASA firewall can’t upgrade this due to company requirements.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I can’t find what version of SCCP this supports.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I am running a CUCM 7.0.2.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I appears that the version of SCCP used depends on the firmware on the phone but I can’t find which firmware uses which SCCP version.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Do you have a link to a cross reference table?<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><b><span style='font-size:10.0pt;color:#4A4A4A'><o:p> </o:p></span></b></p><p class=MsoNormal><b><span style='font-size:10.0pt;color:#4A4A4A'>Martin Bufton BSc (Hons), CCNA - </span></b><span style='font-size:8.5pt;color:#4A4A4A'>Systems Engineer</span><span style='color:#1F497D'><o:p></o:p></span></p></div><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Chris Ward (chrward) [mailto:chrward@cisco.com] <br><b>Sent:</b> 11 August 2010 17:03<br><b>To:</b> Martin Bufton; cisco-voip@puck.nether.net<br><b>Cc:</b> Liam Devine<br><b>Subject:</b> RE: [cisco-voip] Cisco ASA and Skinny<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>You will need to make sure your version of ASA code supports the version of SCCP is running. Generally speaking, for this scenario, the later the ASA version, the better.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><a href="http://www.cisco.com/en/US/docs/security/asa/asa83/configuration/guide/inspect_voicevideo.html#wp1148989">http://www.cisco.com/en/US/docs/security/asa/asa83/configuration/guide/inspect_voicevideo.html#wp1148989</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>This basically says that ASA 8.3.1 added support for SCCP version 19 which is what UCM 8.0 uses with its default phone loads now I believe (depending on the phone model).<span style='color:#1F497D'><o:p></o:p></span></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>+Chris<o:p></o:p></span></p></div><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net] <b>On Behalf Of </b>Martin Bufton<br><b>Sent:</b> Wednesday, August 11, 2010 11:30 AM<br><b>To:</b> cisco-voip@puck.nether.net<br><b>Cc:</b> Liam Devine<br><b>Subject:</b> [cisco-voip] Cisco ASA and Skinny<o:p></o:p></span></p></div></div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal>I’m trying to configure my ASA firewall to inspect Skinny traffic so that it will open RTP ports as required.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I have allowed port 2000 to my call manger from the phone.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Under service policy I have configure Protocol inspection for Skinny.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When I place a call the both ends ring but as soon as the call is answer, I get loads of RTP packets drops and obviously no audio.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Can anyone please advise what I’m doing wrong.?<o:p></o:p></p></div></body></html>