* @return true if the client has permission, or false if not
*/
public boolean checkTakeControl(BigInteger clientID, CellID cellID) {
ResponseMessage rm;
try {
rm = sendAndWait(new TakeControlRequestMessage(clientID, cellID));
} catch (InterruptedException ie) {
AppXrw.logger.log(Level.WARNING, "Check take control interruped", ie);
return false;
}