Primary Startup

modem = peripheral.wrap("bottom")
wireless = peripheral.wrap("back")
monitor = peripheral.wrap("top")
reactorID = 52

term.redirect(monitor)
print("Starting up...")
rednet.open("back")
rednet.host("ReactorWireless", "PrimaryComputer")
print("Checking wireless...")
sleep(1)
if rednet.lookup("ReactorWireless", "ReactorComputer") == reactorID
    then print("OK")
    else print("Connection to reactor computer not found, ensure that it has booted, and then restart this system. This computer will shutdown in 5 seconds...")
        sleep(5)
        os.shutdown()
end
shell.openTab("OnOff")
print("All done.")
sleep(3)
term.clear()