title: SIP How to change audio codec
body: <p>I'm new in this area...I need to create SIP client for android...  I fallow demo at developer's site and i created some app that is working. Now i need to find some way how ti change audio codec... Default codec is g711...how can i change it??? Can you provide some instruction, code or tutorial??? Any help is appreciated... Thanks in advance...
  In this class i cannot find anything that will help me: <a href="http://developer.android.com/reference/android/net/sip/package-summary.html" rel="nofollow">http://developer.android.com/reference/android/net/sip/package-summary.html</a></p>