the "Hello, Clack!" example didn't works well on cloud server.

[cl-03]

(defvar *handler* (clack:clackup (lambda (env) (declare (ignore env)) '(200 (:content-type "text/plain") ("Hello, Clack!")))))
It works well on localhost,but can't Open remote web browser .
my cloud server's public IP is 106.12.127.101, and go to http://106.12.127.101:5000/,it can't visit Website.
，
Machine: Linux 4.19.0-19-amd64
Lisp: SBCL 1.4.16.debian
ASDF: 3.3.1
; Fetching #<URL "http://beta.quicklisp.org/dist/quicklisp-versions.txt">
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Quicklisp: 2022-04-01 (latest)
NIL

[fukamachi]

Is 5000 port of your server open?

[JironBach]

I'm trying to run clack server, too.
Thank you very much nice server, Mr. Fukamachi.

How about try clackup with parameter " --address 0.0.0.0", cl-03?