for i, j in pairs( rs.getSides() ) do
	if peripheral.getType( j ) == "modem" then
		rednet.open( j )
	end
end

local monitor = peripheral.wrap("back")

while true do
	local id, message = rednet.receive()

	if id == 579 then
		if message == "_getSize" then
			term.redirect( monitor )
			rednet.send(id, textutils.serialize( { term.getSize() } ))
			term.restore()
		elseif message == "_update" then
			fs.delete( "startup" )
			shell.run( "pastebin", "get", "xY6EsJnq", "startup" )
			os.reboot()
		end
	end

	print(id.. "> " ..message)
end