Firewall - mwicat/personal GitHub Wiki

block incoming http except ip

iptables -A INPUT ! -s myip -p tcp --destination-port 80 -j DROP

remove rule

iptables -D INPUT ! -s myip -p tcp --destination-port 80 -j DROP

firewall status

https://help.ubuntu.com/community/UFW

sudo ufw status verbose

enable

sudo ufw enable

GUI

sudo apt install gufw