You need: 1. a Port which will probably also be a transport. 2. a Protocol. 3. a IUDPTrasport. that's it. Notice the current UDP code has no factories or connectors. Also note that connectUDP has been deprecated in SVN. -- Itamar Shtull-Trauring http://itamarst.org Looking for a job -- http://itamarst.org/resume.html