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</style></head><body bgcolor="#FFFFFF"><div>Your HelpCaster softphone didn't send any SDP on the second INVITE. Fix the softphone or try turning on late codec negotiation in you Sofia profile.<br><br>Sent from my iPhone</div><div><br>On Mar 3, 2009, at 10:53 AM, Ali Al-Rubaie <<a href="mailto:kerrada2003@yahoo.com">kerrada2003@yahoo.com</a>> wrote:<br><br></div><div></div><blockquote type="cite"><div><table cellspacing="0" cellpadding="0" border="0"><tbody><tr><td valign="top" style="font: inherit;"><br>Hi,<br><br>During proxy authentication, I got "mandatory IE missing" error in the response as shown below. How this error can be resolved?<br><br><!--[if gte mso 9]><xml>
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<p class="MsoNormal">recv 585 bytes from udp/[209.82.10.250]:1898 at
15:31:39.933782:</p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal"><span style=""> </span>INVITE
sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a> SIP/2.0</p>
<p class="MsoNormal"><span style=""> </span>Via: SIP/2.0/UDP
209.82.10.250:1091</p>
<p class="MsoNormal"><span style=""> </span>From: HC-Desktop
<sip:<a href="mailto:1002@209.82.10.235">1002@209.82.10.235</a>>;tag=55409708</p>
<p class="MsoNormal"><span style=""> </span>To:
sip:<a href="mailto:9999@209.82.10.235"><a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a></a></p>
<p class="MsoNormal"><span style=""> </span>Contact:
sip:<a href="mailto:1002@209.82.10.250">1002@209.82.10.250</a>:1091</p>
<p class="MsoNormal"><span style=""> </span>Call-ID:
<a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31"><a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31">8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31</a></a></p>
<p class="MsoNormal"><span style=""> </span>CSeq: 421988828
INVITE</p>
<p class="MsoNormal"><span style=""> </span>Content-Length: 187</p>
<p class="MsoNormal"><span style=""> </span>Content-Type:
application/sdp</p>
<p class="MsoNormal"><span style=""> </span>User-Agent: HelpCaster
SoftPHONE</p>
<p class="MsoNormal"><span style=""> </span>Supported:
com.hearme.mux</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style=""> </span>v=0</p>
<p class="MsoNormal"><span style=""> </span>o=HelpCaster
153553387 153553387 IN IP4 192.168.10.31</p>
<p class="MsoNormal"><span style=""> </span>s=HelpCaster</p>
<p class="MsoNormal"><span style=""> </span>c=IN IP4
209.82.10.250</p>
<p class="MsoNormal"><span style=""> </span>t=0 0</p>
<p class="MsoNormal"><span style=""> </span>m=audio 8002
RTP/AVP 0 4 101</p>
<p class="MsoNormal"><span style=""> </span>a=rtpmap:101
telephone-event/8000</p>
<p class="MsoNormal"><span style=""> </span>a=fmtp:101 0-15</p>
<p class="MsoNormal"><span style=""> </span>------------------------------------------------------------------------</p>
<p class="MsoNormal">send 294 bytes to udp/[209.82.10.250]:1091 at
15:31:39.934100:</p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal"><span style=""> </span>SIP/2.0 100 Trying</p>
<p class="MsoNormal"><span style=""> </span>Via: SIP/2.0/UDP
209.82.10.250:1091</p>
<p class="MsoNormal"><span style=""> </span>From: HC-Desktop
<sip:<a href="mailto:1002@209.82.10.235">1002@209.82.10.235</a>>;tag=55409708</p>
<p class="MsoNormal"><span style=""> </span>To:
sip:<a href="mailto:9999@209.82.10.235"><a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a></a></p>
<p class="MsoNormal"><span style=""> </span>Call-ID:
<a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31"><a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31">8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31</a></a></p>
<p class="MsoNormal"><span style=""> </span>CSeq: 421988828
INVITE</p>
<p class="MsoNormal"><span style=""> </span>User-Agent:
FreeSWITCH-mod_sofia/1.0.2-hacked</p>
<p class="MsoNormal"><span style=""> </span>Content-Length: 0</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal">send 746 bytes to udp/[209.82.10.250]:1091 at
15:31:39.938913:</p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal"><span style=""> </span>SIP/2.0 407 Proxy
Authentication Required</p>
<p class="MsoNormal"><span style=""> </span>Via: SIP/2.0/UDP
209.82.10.250:1091</p>
<p class="MsoNormal"><span style=""> </span>From: HC-Desktop
<sip:<a href="mailto:1002@209.82.10.235">1002@209.82.10.235</a>>;tag=55409708</p>
<p class="MsoNormal"><span style=""> </span>To:
<sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a>>;tag=K83mZmZH8g3Hr</p>
<p class="MsoNormal"><span style=""> </span>Call-ID:
<a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31"><a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31">8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31</a></a></p>
<p class="MsoNormal"><span style=""> </span>CSeq: 421988828
INVITE</p>
<p class="MsoNormal"><span style=""> </span>User-Agent:
FreeSWITCH-mod_sofia/1.0.2-hacked</p>
<p class="MsoNormal"><span style=""> </span>Accept:
application/sdp</p>
<p class="MsoNormal"><span style=""> </span>Allow: INVITE, ACK,
BYE, CANCEL, OPTIONS, PRACK, MESSAGE, SUBSCRIBE, NOTIFY, REFER, UPDATE,
REGISTER, INFO, PUBLISH</p>
<p class="MsoNormal"><span style=""> </span>Supported: timer,
precondition, path, replaces</p>
<p class="MsoNormal"><span style=""> </span>Allow-Events: talk,
presence, dialog, call-info, sla, include-session-description, presence.winfo,
message-summary, refer</p>
<p class="MsoNormal"><span style=""> </span>Proxy-Authenticate:
Digest realm="209.82.10.235",
nonce="248a2800-7fd2-4a6f-8082-5d1731f3cf54"</p>
<p class="MsoNormal"><span style=""> </span>Content-Length: 0</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal">recv 280 bytes from udp/[209.82.10.250]:1898 at
15:31:39.949517:</p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal"><span style=""> </span>ACK
sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a> SIP/2.0</p>
<p class="MsoNormal"><span style=""> </span>Via: SIP/2.0/UDP
209.82.10.250:1091</p>
<p class="MsoNormal"><span style=""> </span>From: HC-Desktop
<sip:<a href="mailto:1002@209.82.10.235">1002@209.82.10.235</a>>;tag=55409708</p>
<p class="MsoNormal"><span style=""> </span>To:
<sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a>>;tag=K83mZmZH8g3Hr</p>
<p class="MsoNormal"><span style=""> </span>Call-ID:
<a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31"><a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31">8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31</a></a></p>
<p class="MsoNormal"><span style=""> </span>CSeq: 421988828 ACK</p>
<p class="MsoNormal"><span style=""> </span>Content-Length: 0</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal">recv 584 bytes from udp/[209.82.10.250]:1898 at
15:31:39.953137:</p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal"><span style=""> </span>INVITE
sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a> SIP/2.0</p>
<p class="MsoNormal"><span style=""> </span>Via: SIP/2.0/UDP
209.82.10.250:1091</p>
<p class="MsoNormal"><span style=""> </span>From: HC-Desktop
<sip:<a href="mailto:1002@209.82.10.235">1002@209.82.10.235</a>>;tag=55409708</p>
<p class="MsoNormal"><span style=""> </span>To:
sip:<a href="mailto:9999@209.82.10.235"><a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a></a></p>
<p class="MsoNormal"><span style=""> </span>Contact:
sip:<a href="mailto:1002@209.82.10.250">1002@209.82.10.250</a>:1091</p>
<p class="MsoNormal"><span style=""> </span>Call-ID:
<a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31"><a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31">8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31</a></a></p>
<p class="MsoNormal"><span style=""> </span>CSeq: 421988829
INVITE</p>
<p class="MsoNormal"><span style=""> </span>Content-Length: 187</p>
<p class="MsoNormal"><span style=""> </span>Content-Type:
application/sdp</p>
<p class="MsoNormal"><span style=""> </span>User-Agent:
HelpCaster SoftPHONE</p>
<p class="MsoNormal"><span style=""> </span>Supported:
com.hearme.mux</p>
<p class="MsoNormal"><span style="">
</span>Proxy-Authorization:<span style=""> </span>Digest
username="1002",realm="209.82.10.235",nonce="248a2800-7fd2-4a6f-8082-5d1731f3cf54",response="</p>
<p class="MsoNormal">d1614cd024acab0b794751285f5cb1fe",uri="sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a>"</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal">send 294 bytes to udp/[209.82.10.250]:1091 at
15:31:39.953336:</p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal"><span style=""> </span>SIP/2.0 100 Trying</p>
<p class="MsoNormal"><span style=""> </span>Via: SIP/2.0/UDP
209.82.10.250:1091</p>
<p class="MsoNormal"><span style=""> </span>From: HC-Desktop
<sip:<a href="mailto:1002@209.82.10.235">1002@209.82.10.235</a>>;tag=55409708</p>
<p class="MsoNormal"><span style=""> </span>To:
sip:<a href="mailto:9999@209.82.10.235"><a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a></a></p>
<p class="MsoNormal"><span style=""> </span>Call-ID:
<a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31"><a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31">8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31</a></a></p>
<p class="MsoNormal"><span style=""> </span>CSeq: 421988829
INVITE</p>
<p class="MsoNormal"><span style=""> </span>User-Agent:
FreeSWITCH-mod_sofia/1.0.2-hacked</p>
<p class="MsoNormal"><span style=""> </span>Content-Length: 0</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal">send 696 bytes to udp/[209.82.10.250]:1091 at
15:31:39.956016:</p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal"><span style=""> </span>SIP/2.0 480
Temporarily Unavailable</p>
<p class="MsoNormal"><span style=""> </span>Via: SIP/2.0/UDP
209.82.10.250:1091</p>
<p class="MsoNormal"><span style=""> </span>From: HC-Desktop
<sip:<a href="mailto:1002@209.82.10.235">1002@209.82.10.235</a>>;tag=55409708</p>
<p class="MsoNormal"><span style=""> </span>To:
<sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a>>;tag=mHXD1FgN5SS4K</p>
<p class="MsoNormal"><span style=""> </span>Call-ID:
<a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31"><a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31">8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31</a></a></p>
<p class="MsoNormal"><span style=""> </span>CSeq: 421988829
INVITE</p>
<p class="MsoNormal"><span style=""> </span>User-Agent:
FreeSWITCH-mod_sofia/1.0.2-hacked</p>
<p class="MsoNormal"><span style=""> </span>Accept:
application/sdp</p>
<p class="MsoNormal"><span style=""> </span>Allow: INVITE, ACK,
BYE, CANCEL, OPTIONS, PRACK, MESSAGE, SUBSCRIBE, NOTIFY, REFER, UPDATE,
REGISTER, INFO, PUBLISH</p>
<p class="MsoNormal"><span style=""> </span>Supported: timer,
precondition, path, replaces</p>
<p class="MsoNormal"><span style=""> </span>Allow-Events: talk,
presence, dialog, call-info, sla, include-session-description, presence.winfo,
message-summary, refer</p>
<p class="MsoNormal"><span style=""> </span>Reason:
Q.850;cause=96;text="MANDATORY_IE_MISSING"</p>
<p class="MsoNormal"><span style=""> </span>Content-Length: 0</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal">recv 280 bytes from udp/[209.82.10.250]:1898 at
15:31:39.964632:</p>
<p class="MsoNormal"><span style="">
</span>------------------------------------------------------------------------</p>
<p class="MsoNormal"><span style=""> </span>ACK
sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a> SIP/2.0</p>
<p class="MsoNormal"><span style=""> </span>Via: SIP/2.0/UDP
209.82.10.250:1091</p>
<p class="MsoNormal"><span style=""> </span>From: HC-Desktop
<sip:<a href="mailto:1002@209.82.10.235">1002@209.82.10.235</a>>;tag=55409708</p>
<p class="MsoNormal"><span style=""> </span>To:
<sip:<a href="mailto:9999@209.82.10.235">9999@209.82.10.235</a>>;tag=mHXD1FgN5SS4K</p>
<p class="MsoNormal"><span style=""> </span>Call-ID:
<a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31"><a href="mailto:8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31">8e6df5d2-0367-43d9-bda8-f51a94033473@192.168.10.31</a></a></p>
<p class="MsoNormal"><span style=""> </span>CSeq: 421988829 ACK</p>
<p class="MsoNormal"><span style=""> </span>Content-Length: 0</p>
<br>Thanks!<br><br><br><br></td></tr></tbody></table><br>
</div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br><span>Freeswitch-users mailing list</span><br><span><a href="mailto:Freeswitch-users@lists.freeswitch.org">Freeswitch-users@lists.freeswitch.org</a></span><br><span><a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a></span><br><span>UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users"><a href="http://lists.freeswitch.org/mailman/options/freeswitch-users">http://lists.freeswitch.org/mailman/options/freeswitch-users</a></a></span><br><span><a href="http://www.freeswitch.org">http://www.freeswitch.org</a></span><br></div></blockquote></body></html>