Buehler, Martin wrote: > in the meantime, i did some tests. although the design is not yet > finished (the main part is always to get such things in a box ;-) Thanks for reporting back! It's always interesting to hear how the things work out. > to turn the printer on, a small tool is started, knowing the mac address > of the power switch, as well as the ip address of the printer. this tool > sends a magic packet to the switch once a minute, and pings the printer > to check if it is on. Why do you need to check on the printer? Gerhard -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist