startup

rednet.open("back")
iw = "i want the id off the repeater"
running = nil
while running == nil do
   rednet.broadcast(iw)
   serverid,servermsg,p1 = rednet.receive()
   if servermsg == "here i am" then
      print(serverid)
      break
   end
end
sleep(2)
while true do
   term.clear()
   term.setCursorPos(1,1)
   term.setCursorBlink(true)
   message = read()
   rednet.send(serverid,message)
   sleep(2)
end