Skip to main content

Blog Archive for bhavanishankar during August 2008

  This blog explains how to implement a Back-To-Back User Agent (i.e., B2BUA) in SailFin using javax.servlet.sip.B2buaHelper, where B2BUA is essentially a  SipServlet. Let us take the following Back-To-Back UA scenario which is typically used in the call setup. Keep this scenario in mind (or refer to it) as you go through the code in the rest of this blog. [...