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sudo ufw enable |
From your desktop, use Telnet to confirm 22 port is open,
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telnet Ubuntuservername 22 # if you server is not named, user the server's IP address |
If telnet worked you should see something like this,
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Connected to Ubuntuservername.
Escape character is '^]'.
^] |
Finally check that all your rules are in place,
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sudo ufw delete allow 443 # Deletes an enabled rule. |
You can put comment in the rules and have it show up in the ufw status
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sudo ufw allow 22 comment 'enable TCP' |
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This article can be improved in the following areas. |
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