Answers for "how to check iptables allowing ssh port"

Shell/Bash

5

iptables open port

sudo iptables -A INPUT -p tcp --dport xxxx -j ACCEPT

Posted by: Guest on August-17-2020

Source

1

ubuntu iptables open ssh output port

//add rule
sudo iptables -A OUTPUT -p tcp -m tcp --dport 22 -m state --state NEW -j ACCEPT
//check rules
sudo iptables -S

Posted by: Guest on September-19-2021

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