while true do
  event, side, frequency, replyFrequency, message, distance = os.pullEvent("modem_message")
  print("Message received from the open modem on the "..side.." side of this computer.")
  print("Frequency: "..frequency..")
  print("Requested reply frequency: "..replyFrequency..")
  print("Distance: "..distance..")
  print("Message is as follows: "..message)
end