#wrapper of gen_udp {:ok,sk} = Radius.listen 1812 loop = fn(loop)-> #secret can be a string or a function returning a string #{:ok,host,p} = Radius.recv sk,"123" {:ok,host,p} = Radius.recv sk,fn(_host) -> secret end IO.puts "From #{inspect host} : \n#{inspect p, pretty: true}" resp = %Radius.Packet{code: "Access-Reject", id: p.id, auth: p.auth, secret: p.secret} Radius.send sk,host,resp loop.(loop) end loop.(loop)