notes:ufw
Table of Contents
Resources
Show Current Rules
List
sudo ufw status
Numbered
sudo ufw status numbered
Show Supported Apps
sudo ufw app list
Test
Get App Info
- Change
x
to an app listed in above command
sudo ufw app info x
Limit Connections
- TODO: What does limit actually do?
sudo ufw limit ssh
Allow Specific Port/Protocol
22
is the port number andtcp
is the protocoludp
can be a protocol
sudo ufw allow 22/tcp
Ubuntu Deny All and Allow SSH
sudo ufw reset && sudo ufw default deny && sudo ufw logging off && sudo ufw allow 'ssh' && sudo ufw limit 'ssh' && sudo ufw enable && sudo systemctl enable 'ufw'
/var/www/wiki/data/pages/notes/ufw.txt · Last modified: 2023/05/04 19:59 by Sean Rhone