public void unregister() throws PayloadException, NetworkException {
  if (sLogger.isActivated()) {
    sLogger.debug("Unregister from IMS");
  }
  mRegistration.deRegister();
  mSip.closeStack();
}

public void unregister ( ) throws PayloadException , NetworkException { if ( sLogger . isActivated ( ) ) { sLogger . debug ( "Unregister from IMS" ) ; } mRegistration . deRegister ( ) ; mSip . closeStack ( ) ; }
unregister from the ims
