long start = -System.currentTimeMillis();
while (natEngine.getRedirects().size() != 0) {
if (System.currentTimeMillis() + start > Timeouts.TEN_SECONDS) {
throw new PortRedirectException("Could not delete all "
+ "redirected ports within 10s");
}
try {
Thread.sleep(100);
} catch (InterruptedException e) {