topic Re: Cisco Telepresence test failing due to SDP being rewritten in General Topics https://live.paloaltonetworks.com/t5/general-topics/cisco-telepresence-test-failing-due-to-sdp-being-rewritten/m-p/38090#M27894 <HTML><HEAD></HEAD><BODY><P>Looks like the issue was due to NATing.&nbsp; We resolved the issue and got it working correctly.</P></BODY></HTML> Tue, 18 Sep 2012 19:38:52 GMT sconley 2012-09-18T19:38:52Z Cisco Telepresence test failing due to SDP being rewritten https://live.paloaltonetworks.com/t5/general-topics/cisco-telepresence-test-failing-due-to-sdp-being-rewritten/m-p/38089#M27893 <HTML><HEAD></HEAD><BODY><P><SPAN>We ran </SPAN><A class="jive-link-external-small" href="http://test.callway.com">http://test.callway.com</A><SPAN> on our network to test Cisco WebEx Telepresence and it fails due to the following:</SPAN></P><P></P><P><EM><STRONG>Issue</STRONG></EM></P><P><EM>Your firewall is altering SIP messages and interfering with the proper operation of WebEx Telepresence.</EM></P><P></P><P><EM><STRONG>What does this mean?</STRONG></EM></P><P><EM>Your calls may drop or not complete successfully, and you may not be able to use extended features.</EM></P><P></P><P><EM><STRONG>What can I do?</STRONG></EM></P><P><EM>Disable the SIP ALG funcationality (VoIP fixup) in your firewall settings.&nbsp; Click <A href="https://supportforums.cisco.com/docs/DOC-16823">here </A>to see how.</EM></P><P></P><P><EM><STRONG>Test details</STRONG></EM></P><P class="message"><EM>SIP invites to Test Network</EM></P><P class="message"><EM>video call ...</EM></P><P class="message"><EM>FAILURE</EM><BR /><EM>SDP has been rewritten - firewall with SIP ALG in your network?</EM></P><P class="message"></P><P class="message">Does anyone know how to resolve this?</P></BODY></HTML> Tue, 18 Sep 2012 14:14:02 GMT https://live.paloaltonetworks.com/t5/general-topics/cisco-telepresence-test-failing-due-to-sdp-being-rewritten/m-p/38089#M27893 sconley 2012-09-18T14:14:02Z Re: Cisco Telepresence test failing due to SDP being rewritten https://live.paloaltonetworks.com/t5/general-topics/cisco-telepresence-test-failing-due-to-sdp-being-rewritten/m-p/38090#M27894 <HTML><HEAD></HEAD><BODY><P>Looks like the issue was due to NATing.&nbsp; We resolved the issue and got it working correctly.</P></BODY></HTML> Tue, 18 Sep 2012 19:38:52 GMT https://live.paloaltonetworks.com/t5/general-topics/cisco-telepresence-test-failing-due-to-sdp-being-rewritten/m-p/38090#M27894 sconley 2012-09-18T19:38:52Z Re: Cisco Telepresence test failing due to SDP being rewritten https://live.paloaltonetworks.com/t5/general-topics/cisco-telepresence-test-failing-due-to-sdp-being-rewritten/m-p/38091#M27895 <HTML><HEAD></HEAD><BODY><P>Hi - Can you tell me what you done re NAT?</P><P></P><P>Thanks</P><P></P><P>Rod</P></BODY></HTML> Mon, 26 Nov 2012 15:57:46 GMT https://live.paloaltonetworks.com/t5/general-topics/cisco-telepresence-test-failing-due-to-sdp-being-rewritten/m-p/38091#M27895 djrodb 2012-11-26T15:57:46Z