Error while installing Let's Encrypt SSL on My Website

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I am getting the following error while installing Lets Encrypt on my website:

IMPORTANT NOTES:

Aug 21 in Linux Administration by Hitesh
• 160 points
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1 answer to this question.

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Hi@Hitesh,

There may be a firewall issue. Check the port no. and make sure you have allowed that port number.
answered Aug 24 by MD
• 64,820 points

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