termtrick.com
Run
API
Facebook
Twitter
LinkedIn
Copy link
Allow only TCP traffic from 192.168.0.4 to any address on this host, on port 22
ufw
Uncomplicated Firewall.
Frontend for iptables aiming to make configuration of a firewall easier.
More information: <https://wiki.ubuntu.com/UncomplicatedFirewall>.
Trick copyright:
tl;dr; <
https://github.com/tldr-pages/tldr
>
ufw allow proto {{tcp}} from {{192.168.0.4}} to {{any}} port {{22}}
click the source code to copy
install
ufw
on any operating system with
command-not-found.com