I have two F-15 computers with a program that should be toggling RTS and DTR on the serial port. One works as expected this one I am on now does not. I haven't had much to do with the serial port and don't know how to troubleshoot it. Can someone offer a suggestion where to begin? Bob -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org