Gateway Freeswitch & Kamailio

[Bakhodur Nurmatov]

Не могу настроить на freeswitch гэйтвей к Kamailio.

<include>
    <gateway name="kam">
      <param name="username" value="501"/>
      <param name="password" value="12345"/>
      <param name="proxy" value="192.168.1.4:5060"/>
      <param name="expire-seconds" value="800"/>
      <param name="register" value="false"/>
      <param name="register-transport" value="udp"/>
      <param name="retry-seconds" value="60"/>
    </gateway>
</include>

external::kam    gateway                         sip:5...@192.168.1.4    NOREG


kam Failed Registration with status Operation has no matching challenge  [904]. failure #1

Что делаю не так?