All, I forgot to add something. If you are trying to startup any serial device, you must have a line analyzer so that you can see the messages on the wire. Without it, I think the situation is impossible. Black Box sells software that lets you use a laptop to do this. Buy it. AJ _______________________________________________________________________ This mailing list is neither sponsored nor endorsed by Invensys Process Systems (formerly The Foxboro Company). Use the info you obtain here at your own risks. Read http://www.thecassandraproject.org/disclaimer.html foxboro mailing list: http://www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave