ccl tcp socket m with

gistfile1.txt

(defun st (port)
  (ccl:with-open-socket (socket :connect :passive
                                :format :text
                                :local-port port
                                :reuse-address t)
    (with-open-stream (stream (ccl:accept-connection socket))
      (princ "CCL example response" stream))))

; example call
(st 20000)