Hello, guycaesar, you wrote: G> And the most difficult - how to make far off the hung up system? Without circulation of people. Here here about from petroleum products above wrote. I solved such problem, at me also the situation - also a router with the USB-modem is more difficult, the Internet through this modem - too happens hangs up. In general the petroleum products-module to it and undertake . The elementary is written , to buttons of switching-on of a computer, a computer, a router supply, the button of switching-on of the UPS are hung up. Further control of commands on - the message is set number of the button and duration of "pushing". All was good on a paper, but in practice it appeared that: - to write - it was necessary to dance with a tambourine to force to work stablly communication with petroleum products-module - dances with a tambourine with a petroleum products-module supply - the petroleum products-unit too a dog hang up - it was necessary also for most , made on 555 timer and a transistor key. - All the same as a result the infection stablly does not work - can did not carry with petroleum products-module, took in . Total - while a problem and did not solve, though the finish is close)) By the way - the basic moments - the UPS the automatic machine turnes on after supply appearance in networks, it is necessary to check up - at me so was, but after time of the UPS of the beginnings spontaneously to be disconnected, change the UPS entirely - not a variant. The computer elementarily - adjustment to turn on in a BIOS after supply miss.