/* Sleep a bit... (30 seconds) */
sleepSomeTime(30000);
/* Stop accepting remote connections that are being forwarded to www.ganymed.ethz.ch:80 */
conn.cancelRemotePortForwarding(8080);
/* Sleep a bit... (20 seconds) */
sleepSomeTime(20000);
/* Stop accepting connections on 127.0.0.1:8080 that are being forwarded to www.ethz.ch:80 */