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Use curl to check the status/availability of local/remote port(s).

From: Hongyi Zhao via curl-users <curl-users_at_cool.haxx.se>
Date: Mon, 11 Jan 2021 17:13:40 +0800

Say, for checking the availability of telnet server, I can use nc as follows:

$ nc -z hostIP 23

But I want to know if I can do the same job with curl too.

BR,
-- 
Assoc. Prof. Hongyi Zhao <hongyi.zhao_at_gmail.com>
Theory and Simulation of Materials
Hebei Polytechnic University of Science and Technology engineering
NO. 552 North Gangtie Road, Xingtai, China
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Received on 2021-01-11