gate

rednet.open("left")
print("opened connection")
rednet.send(12, "opengate001")
id, message = rednet.receive()
if id == 12 and message == "gaterec001" then
 print("Opening gate")
 elseif id == 12 and message == "gaterec002" then
 print("Closing gate")
 else
 print("Error #1, no message received")
end
rednet.close("left")
print("closed connection")