Clear telnet patch voor rdl achter sommige N-porten die reverse telnet gebruiken

siprun

@@ -10,6 +10,8 @@ def main():
     parser = argparse.ArgumentParser(description="Run a sip file.")
     parser.add_argument("-u", "--unencrypted", action="store_true",
                         help="Run a sip connection without ssl")
+    parser.add_argument("-c", "--cleartelnet", action="store_true",
+                        help="Clear telnet protocol in tcp session")
     parser.add_argument("-H", "--host", action='store',
                         default="sip-lmw.rws.nl",
                         help="Host to connect to")
@@ -27,7 +29,8 @@ def main():
 
     try:
         lmwsip = LmwSip(host=args.host, port=args.port,
-                        ssl=not args.unencrypted)
+                        ssl=not args.unencrypted,
+                        cleartelnet=args.cleartelnet)
     except Exception as e:
         print("Connect to lmw failed: %s" % e)
         exit(1)