int match = 0;
Boolean will = null;
AudioInterface a = _call.getAudioFace();
//int can = a.supportedCodecs().intValue();
String cause = "Congestion";
String ourprefs = a.codecPrefString();
byte[] theirprefs = _iep.codec_prefs;
if (theirprefs == null) {
// fake them using capability
Log.debug("no codec IE");
Integer cap = _iep.capability;