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    On 05/12/14 16:46, Olli Heiskanen wrote:<br>
    <blockquote
cite="mid:CALu7wuZt53W+MfQYus0D2_2+ZhKKdv5unRBpiGHQZPWgByrz0Q@mail.gmail.com"
      type="cite">
      <div>INVITE that Asterisk (at port 5070) receives:</div>
      <div>PU.BL.IC.IP:5060 > PU.BL.IC.IP:5070: SIP, length: 1046</div>
      <div><span class="" style="white-space:pre"> </span>INVITE <a
          moz-do-not-send="true" href="mailto:sip%3A660@testers.com">sip:660@testers.com</a>;transport=UDP
        SIP/2.0</div>
      <div><span class="" style="white-space:pre"> </span>Record-Route:
        <sip:PU.BL.IC.IP;lr=on;ftag=41030177></div>
      <div><span class="" style="white-space:pre"> </span>Via:
        SIP/2.0/UDP
        PU.BL.IC.IP;branch=z9hG4bKd7b.ca8b6ac6a82d605cf658af0fea7c9e86.0</div>
      <div><span class="" style="white-space:pre"> </span>Via:
        SIP/2.0/UDP
AST.ER.ISK.IP:38699;rport=38699;branch=z9hG4bK-d8754z-bd00e9fd46368417-1---d8754z-</div>
      <div><span class="" style="white-space:pre"> </span>Max-Forwards:
        69</div>
      <div><span class="" style="white-space:pre"> </span>Contact:
        <a class="moz-txt-link-rfc2396E" href="mailto:sip:771@AST.ER.ISK.IP:38699;transport=UDP"><sip:771@AST.ER.ISK.IP:38699;transport=UDP></a></div>
      <div><span class="" style="white-space:pre"> </span>To: <<a
          moz-do-not-send="true" href="mailto:sip%3A660@testers.com">sip:660@testers.com</a>;transport=UDP></div>
      <div><span class="" style="white-space:pre"> </span>From:
        "771"<<a moz-do-not-send="true"
          href="mailto:sip%3A771@testers.com">sip:771@testers.com</a>;transport=UDP>;tag=41030177</div>
      <div><span class="" style="white-space:pre"> </span>Call-ID:
        YWYwMjMwMmZlODEwM2MwODdjZWJmYjc2NjM5ZmIyNzk.</div>
      <div><span class="" style="white-space:pre"> </span>CSeq: 2
        INVITE</div>
      <div><span class="" style="white-space:pre"> </span>Allow:
        INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
        SUBSCRIBE</div>
      <div><span class="" style="white-space:pre"> </span>Content-Type:
        application/sdp</div>
      <div><span class="" style="white-space:pre"> </span>Supported:
        replaces, norefersub, extended-refer, timer, X-cisco-serviceuri</div>
      <div><span class="" style="white-space:pre"> </span>User-Agent: Z
        3.2.21357 r21367</div>
      <div><span class="" style="white-space:pre"> </span>Allow-Events:
        presence, kpml</div>
      <div><span class="" style="white-space:pre"> </span>Content-Length:
        239</div>
      <div><br>
      </div>
      <div><span class="" style="white-space:pre"> </span>v=0</div>
      <div><span class="" style="white-space:pre"> </span>o=Z 0 0 IN
        IP4 AST.ER.ISK.IP</div>
      <div><span class="" style="white-space:pre"> </span>s=Z</div>
      <div><span class="" style="white-space:pre"> </span>c=IN IP4
        AST.ER.ISK.IP</div>
      <div><span class="" style="white-space:pre"> </span>t=0 0</div>
      <div><span class="" style="white-space:pre"> </span>m=audio 8000
        RTP/AVP 3 110 8 0 98 101</div>
      <div><span class="" style="white-space:pre"> </span>a=rtpmap:110
        speex/8000</div>
      <div><span class="" style="white-space:pre"> </span>a=rtpmap:98
        iLBC/8000</div>
      <div><span class="" style="white-space:pre"> </span>a=fmtp:98
        mode=20</div>
      <div><span class="" style="white-space:pre"> </span>a=rtpmap:101
        telephone-event/8000</div>
      <div><span class="" style="white-space:pre"> </span>a=fmtp:101
        0-15</div>
      <div><span class="" style="white-space:pre"> </span>a=sendrecv</div>
    </blockquote>
    <br>
    This client is saying it only supports speex and iLBC and would
    prefer them in that order.<br>
    Your sip.conf appears to only permit alaw, ulaw and gsm so there is
    no mutual supported codec and hence the call fails.<br>
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