receive

local mon = peripheral.wrap("top")
local modem = peripheral.wrap("right")

while true do
  mon.clear()
  modem.open(5)
  local event, modemSide, senderChannel, replyChannel, message, senderDistance = os.pullEvent("modem_message")
--  if senderChannel==chanrec then
      mon.write("on recoit le message suivant : "..message)
--  end
  modem.close(5)
end