<div>Hello,</div>
<div> </div>
<div> I wrote a H.323/SIP IWF program before, it was based on B2BUA framework. Currently I am planning to </div>
<div>use Kamailio as internal routing server and let IWF become a class 4 soft switch.That is</div>
<div> Inbound ---- H.323/ SIP -- > ---- SIP routing request-----> Kamailio</div>
<div> IWF/SBC |</div>
<div> Outbound <--- H.323/SIP -- <--- SIP -----------------------------</div>
<div> </div>
<div> Is it ok to store all voip provider's information at database of Kamailio and pass all to IWF at private SIP headers and let IWF as a outbound proxy?</div>
<div> Is Kamailio as a SIP redirect server or it is better to stay at call signaling path until call session ended?</div>
<div> </div>
<div> It is great to share any information about this.</div>
<div> </div>
<div>regards,</div>
<div>Gang </div>