local params = ...

local network = require("network")

if params.event == "request" then
    print(params.data.user_data .. params.data.datagram)
    return
end

local handle = network.udp();
network.setsockname(handle, "*", "8021")
network.sendto(handle, "Is there anyone?", "192.168.1.255", "8021")
network.request(handle, "this_script_name", "Found: ")