Unfortunately, the model in question (921) has latest fw.<br>For some odd reason, Linksys decided not to issue 5.2.x and 6.x fws for 9x1 models, even though phones are practically same as 9x2 counterparts (PoE is the difference).<br>
Bad luck.<br><br>Maybe you can play with codec name params in web interface of Linksys.<br><br><br><div class="gmail_quote">On Tue, Oct 19, 2010 at 4:37 PM, Anthony Minessale <span dir="ltr">&lt;<a href="mailto:anthony.minessale@gmail.com">anthony.minessale@gmail.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">We already told him this when he filed a JIRA on it.<br>
It&#39;s clearly broken and probably fixed with a firmware update to the device.<br>
<div><div></div><div class="h5"><br>
<br>
On Tue, Oct 19, 2010 at 9:23 AM, Kristian Kielhofner &lt;<a href="mailto:kris@kriskinc.com">kris@kriskinc.com</a>&gt; wrote:<br>
&gt; Maxim,<br>
&gt;<br>
&gt;  That SDP looks nasty:<br>
&gt;<br>
&gt;   a=rtpmap:8 /8000<br>
&gt;   a=rtpmap:0 /8000<br>
&gt;<br>
&gt;  These are static payload types and don&#39;t require an rtpmap line (the<br>
&gt; &quot;offer&quot; is in the m= line).  However, when you use an rtpmap you must<br>
&gt; use the IANA payload type names: PCMU and PCMA in this case.  Either<br>
&gt; of these two SDPs would be valid:<br>
&gt;<br>
&gt;   v=0<br>
&gt;   o=- 603544 603544 IN IP4 xxx<br>
&gt;   s=-<br>
&gt;   c=IN IP4 xxx<br>
&gt;   t=0 0<br>
&gt;   m=audio 16406 RTP/AVP 8 0 2 4 18 96 97 98 101<br>
&gt;   a=rtpmap:2 G726-32/8000<br>
&gt;   a=rtpmap:4 G723/8000<br>
&gt;   a=rtpmap:18 G729/8000<br>
&gt;   a=rtpmap:96 G726-40/8000<br>
&gt;   a=rtpmap:97 G726-24/8000<br>
&gt;   a=rtpmap:98 G726-16/8000<br>
&gt;   a=rtpmap:101 telephone-event/8000<br>
&gt;   a=fmtp:101 0-15<br>
&gt;   a=ptime:30<br>
&gt;   a=sendrecv<br>
&gt;<br>
&gt; -or-<br>
&gt;<br>
&gt;   v=0<br>
&gt;   o=- 603544 603544 IN IP4 xxx<br>
&gt;   s=-<br>
&gt;   c=IN IP4 xxx<br>
&gt;   t=0 0<br>
&gt;   m=audio 16406 RTP/AVP 8 0 2 4 18 96 97 98 101<br>
&gt;   a=rtpmap:8 PCMA/8000<br>
&gt;   a=rtpmap:0 PCMU/8000<br>
&gt;   a=rtpmap:2 G726-32/8000<br>
&gt;   a=rtpmap:4 G723/8000<br>
&gt;   a=rtpmap:18 G729/8000<br>
&gt;   a=rtpmap:96 G726-40/8000<br>
&gt;   a=rtpmap:97 G726-24/8000<br>
&gt;   a=rtpmap:98 G726-16/8000<br>
&gt;   a=rtpmap:101 telephone-event/8000<br>
&gt;   a=fmtp:101 0-15<br>
&gt;   a=ptime:30<br>
&gt;   a=sendrecv<br>
&gt;<br>
&gt;  Yours isn&#39;t :).<br>
&gt;<br>
&gt; <a href="http://www.iana.org/assignments/rtp-parameters" target="_blank">http://www.iana.org/assignments/rtp-parameters</a><br>
&gt;<br>
&gt; On Mon, Oct 18, 2010 at 6:32 AM, Maxim Balabaev &lt;<a href="mailto:balabaev.m@gmail.com">balabaev.m@gmail.com</a>&gt; wrote:<br>
&gt;&gt; I can`t make calls from linksys spa921 because of &quot;400 Bad Session<br>
&gt;&gt; Description&quot;, incoming are ok. pap2t works perfectly. freeswitch is rev from<br>
&gt;&gt; git trunk. Here comes logs:<br>
&gt;&gt;    ------------------------------------------------------------------------<br>
&gt;&gt; recv 868 bytes from udp/[xxx]:5060 at 10:27:30.709397:<br>
&gt;&gt;    ------------------------------------------------------------------------<br>
&gt;&gt;    INVITE sip:1001@xxx SIP/2.0<br>
&gt;&gt;    Via: SIP/2.0/UDP xxx:5060;branch=z9hG4bK-ede98b83;rport<br>
&gt;&gt;    From: &lt;sip:022@xxx&gt;;tag=8f6dbe61c1d0552ao0<br>
&gt;&gt;    To: &lt;sip:1001@xxx&gt;<br>
&gt;&gt;    Call-ID: 14d793ed-1abf9d0e@xxx<br>
&gt;&gt;    CSeq: 101 INVITE<br>
&gt;&gt;    Max-Forwards: 70<br>
&gt;&gt;    Contact: &lt;sip:022@xxx:5060&gt;<br>
&gt;&gt;    Expires: 240<br>
&gt;&gt;    User-Agent: Linksys/SPA921-5.1.8<br>
&gt;&gt;    Content-Length: 386<br>
&gt;&gt;    Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER<br>
&gt;&gt;    Supported: replaces<br>
&gt;&gt;    Content-Type: application/sdp<br>
&gt;&gt;<br>
&gt;&gt;    v=0<br>
&gt;&gt;    o=- 603544 603544 IN IP4 xxx<br>
&gt;&gt;    s=-<br>
&gt;&gt;    c=IN IP4 xxx<br>
&gt;&gt;    t=0 0<br>
&gt;&gt;    m=audio 16406 RTP/AVP 8 0 2 4 18 96 97 98 101<br>
&gt;&gt;    a=rtpmap:8 /8000<br>
&gt;&gt;    a=rtpmap:0 /8000<br>
&gt;&gt;    a=rtpmap:2 G726-32/8000<br>
&gt;&gt;    a=rtpmap:4 G723/8000<br>
&gt;&gt;    a=rtpmap:18 G729/8000<br>
&gt;&gt;    a=rtpmap:96 G726-40/8000<br>
&gt;&gt;    a=rtpmap:97 G726-24/8000<br>
&gt;&gt;    a=rtpmap:98 G726-16/8000<br>
&gt;&gt;    a=rtpmap:101 telephone-event/8000<br>
&gt;&gt;    a=fmtp:101 0-15<br>
&gt;&gt;    a=ptime:30<br>
&gt;&gt;    a=sendrecv<br>
&gt;&gt;    ------------------------------------------------------------------------<br>
&gt;&gt; send 562 bytes to udp/[xxx]:5060 at 10:27:30.709607:<br>
&gt;&gt;    ------------------------------------------------------------------------<br>
&gt;&gt;    SIP/2.0 400 Bad Session Description<br>
&gt;&gt;    Via: SIP/2.0/UDP xxx:5060;branch=z9hG4bK-ede98b83;rport=5060<br>
&gt;&gt;    From: &lt;sip:022@xxx&gt;;tag=8f6dbe61c1d0552ao0<br>
&gt;&gt;    To: &lt;sip:1001@xxx&gt;;tag=ytUD271ypvy6r<br>
&gt;&gt;    Call-ID: 14d793ed-1abf9d0e@xxx<br>
&gt;&gt;    CSeq: 101 INVITE<br>
&gt;&gt;    User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-f8d8a39 2010-10-18 03-19-16<br>
&gt;&gt; -0400<br>
&gt;&gt;    Accept: application/sdp<br>
&gt;&gt;    Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO,<br>
&gt;&gt; REGISTER, REFER, NOTIFY<br>
&gt;&gt;    Supported: timer, precondition, path, replaces<br>
&gt;&gt;    Allow-Events: talk, hold, refer<br>
&gt;&gt;    Content-Length: 0<br>
&gt;&gt;<br>
&gt;&gt; _______________________________________________<br>
&gt;&gt; FreeSWITCH-users mailing list<br>
&gt;&gt; <a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
&gt;&gt; <a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
&gt;&gt; UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
&gt;&gt; <a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;<br>
&gt;<br>
&gt;<br>
&gt; --<br>
&gt; Kristian Kielhofner<br>
&gt; <a href="http://www.astlinux.org" target="_blank">http://www.astlinux.org</a><br>
&gt; <a href="http://blog.krisk.org" target="_blank">http://blog.krisk.org</a><br>
&gt; <a href="http://www.star2star.com" target="_blank">http://www.star2star.com</a><br>
&gt; <a href="http://www.submityoursip.com" target="_blank">http://www.submityoursip.com</a><br>
&gt; <a href="http://www.voalte.com" target="_blank">http://www.voalte.com</a><br>
&gt;<br>
&gt; _______________________________________________<br>
&gt; FreeSWITCH-users mailing list<br>
&gt; <a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
&gt; <a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
&gt; UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
&gt; <a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br>
&gt;<br>
<br>
<br>
<br>
</div></div>--<br>
Anthony Minessale II<br>
<br>
FreeSWITCH <a href="http://www.freeswitch.org/" target="_blank">http://www.freeswitch.org/</a><br>
ClueCon <a href="http://www.cluecon.com/" target="_blank">http://www.cluecon.com/</a><br>
Twitter: <a href="http://twitter.com/FreeSWITCH_wire" target="_blank">http://twitter.com/FreeSWITCH_wire</a><br>
<br>
AIM: anthm<br>
<a href="mailto:MSN%3Aanthony_minessale@hotmail.com">MSN:anthony_minessale@hotmail.com</a><br>
GTALK/JABBER/<a href="mailto:PAYPAL%3Aanthony.minessale@gmail.com">PAYPAL:anthony.minessale@gmail.com</a><br>
IRC: <a href="http://irc.freenode.net" target="_blank">irc.freenode.net</a> #freeswitch<br>
<br>
FreeSWITCH Developer Conference<br>
<a href="mailto:sip%3A888@conference.freeswitch.org">sip:888@conference.freeswitch.org</a><br>
<a href="mailto:googletalk%3Aconf%2B888@conference.freeswitch.org">googletalk:conf+888@conference.freeswitch.org</a><br>
pstn:+19193869900<br>
<div><div></div><div class="h5"><br>
_______________________________________________<br>
FreeSWITCH-users mailing list<br>
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
<a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br>
</div></div></blockquote></div><br>