On Aug 15, 2005, at 10:56 AM, Peter wrote: > By default boot scripts and getty init sequences initialise the ttyS > (including permissions) at boot and at the end of every login > session. The exact details vary from system to system. The particularly annoying thing I seem to see is that a console login/logout seems to result in permission changes for the serial ports. Most of my access to the system in question is via X and the network... BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist