<div dir="ltr">Get a packet capture, it would appear something is truncating the packet.</div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Nov 4, 2015 at 8:06 AM, Jurijs Ivolga <span dir="ltr"><<a href="mailto:jurij.ivo@gmail.com" target="_blank">jurij.ivo@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div>Hi,<br><br></div>First of all I'm sorry if this not a really good place to ask, but I spotted very strange behavior using Linphone and Freeswitch.<br><br></div><div>I'm not sure that this is 100% Freeswitch bug, but maybe you point me to proper direction.<br><br></div><div>Test environment:<br><br></div><div>Linphone =SRTP==> Freeswitch =SRTP==> 2nd Linphone<br></div><div><br></div><div>Linphone & 2nd Linphone located behind NAT in same private network.<br></div><div><br></div>1) This invite is sent from Linphone to Freeswitch:<br><br></div>I left only SDP part where all ciphers are listed(same I did for all other sip packages)<br><div><br>a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:2QEye591aHIqRwdLODMrr8ieQBBHl5WdIizE0NH2.<br>a=crypto:2 AES_CM_128_HMAC_SHA1_32 inline:d6K8m+tGEMvkEbRm5Zzy6KQkrlwS78l7wGufgx8S.<br>a=crypto:3 AES_CM_256_HMAC_SHA1_80 inline:PMvGinW3fpIejXOWDskUNWUhBX1KRlhrPkbrP0Nv4L/+My1V7w2r/ALSyLhkPg==.<br>a=crypto:4 AES_CM_256_HMAC_SHA1_32 inline:ZsdwMe0D+RauGydaQ90qG7pfOvdW6m9cxjbBhJ5AUaNSTecse9Sk3lRzlgZuSA==.<br><br></div><div>2) Trying from Freeswitch<br></div><div><br></div><div>3) Freeswitch replies Proxy Authentication Required<br><br></div><div>4) ACK from Linphone<br></div><div><br></div><div>5) Linphone sends one more invite to Freeswitch:<br><br>a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:2QEye591aHIqRwdLODMrr8ieQBBHl5WdIizE0NH2.<br>a=crypto:2 AES_CM_128_HMAC_SHA1_32 inline:d6K8m+tGEMvkEbRm5Zzy6KQkrlwS<br><br></div><div><b>As we can see this is something very strange, cause Linphone first invite send 4 ciphers, but now it sends only 2 and it looks like that second one is missing something.</b><br><br></div><div>6) Trying from freeswitch<br><br></div><div>7) Invite sent from Freeswitch to 2nd Linphone<br><br>a=crypto:1 AEAD_AES_256_GCM_8 inline:jotCMStRYMvwWT18wMqmgwAu6mVBKaIkENGh8HLF0UYFEcwGnoQpM0m4juU.<br>a=crypto:2 AEAD_AES_128_G<br><br></div><div>And as we can see in Invite from Freeswitch to 2nd Linphone ciphers are completely different from what Linphone sent in second Invite. I think this is not 100% Linphone bug. What you think?<br><br></div><div>Full sip trace you can find in attachemnt, additionnally I will rase same issue on Linphone side.<br><br></div><div>With kind regards,<br><br></div><div>Jurijs<br></div><div><br><br></div><div><br></div></div>
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<p><font face="courier new, monospace"><b><i><font size="4">Brian West</font></i></b><br><span style="font-size:x-small"><a href="mailto:brian@freeswitch.org" target="_blank">brian@freeswitch.org</a></span></font></p>
<p><font size="1" face="courier new, monospace"><img src="http://billing.freeswitch.org/templates/default/img/whmcslogo.png"><br></font></p><p><font size="2" face="monospace, monospace"><b><i>Twitter: @FreeSWITCH , @briankwest</i></b><br><a href="http://www.freeswitchbook.com" target="_blank">http://www.freeswitchbook.com</a><br><a href="http://www.freeswitchcookbook.com" target="_blank">http://www.freeswitchcookbook.com</a></font></p><p><font face="monospace, monospace">Got Bugs? Report them <a href="https://freeswitch.org/jira" target="_blank">here</a>! | Reddit: <a href="https://www.reddit.com/r/freeswitch" target="_blank">/r/freeswitch</a></font></p>
<p><font size="2" face="monospace, monospace"><b>T:</b>+19184209001 | <b>F:</b>+19184209002 | <b>M:</b>+1918424WEST (9378)<br><b>iNUM:</b>+883 5100 1420 9001 | <b>ISN:</b>410*543 | <b>Skype:</b>briankwest</font></p></div></div></div></div></div></div></div></div></div></div>
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