Hi Andy, What do you think about getting an IANA port number of the olbd? The port 3121 that you often use an example appears to be currently unassigned: http://www.iana.org/assignments/port-numbers Pete ------------------------------------------------------------------------- Peter Elmer E-mail: [log in to unmask] Phone: +41 (22) 767-4644 Address: CERN Division PPE, Bat. 32 2C-14, CH-1211 Geneva 23, Switzerland -------------------------------------------------------------------------