[racket] (no subject)

for the following code :

(define e (make-evaluator 'racket/base))
(let-values ([(i o) (tcp-accept (tcp-listen 9999))])
  (parameterize ([current-input-port  i]
                 [current-output-port o]
                 [current-error-port  o]
                 [current-eval e])
    (read-eval-print-loop)
    (fprintf o "\nBye...\n")
    (close-output-port o)))

how will i get output through tcp-connect on another machine
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