Nebula_Android is a project mainly written in Java, based on the LGPL-2.1 license.
Android Group Communication Application
ToDo
-Play with SDP.. -..
JAIN-SIP Sources http://www.google.fr/#sclient=psy&hl=fr&safe=off&q=site%3Ahttp%3A%2F%2Fsnad.ncsl.nist.gov%2F+%2Bprocessinvite+%2BsetContent&aq=f&aqi=&aql=&oq=&gs_rfai=&pbx=1&fp=906eceb0c4db106
JAIN-SIP Doc http://www-x.antd.nist.gov/proj/iptel/jain-sip-1.2/javadoc/