ufw - Uncomplicated FireWall#
Command Line Options#
Enable UFW#
ufw enable
Disable UFW#
Caution: This is a dangerous action
ufw disable
Firewall Status#
ufw status
Firewall Status With Rule Numbers#
ufw status numbered
Allow Port 80 TCP Inboud#
ufw allow 80/tcp
Delete A Rule By Number#
ufw delete ruleNumber
Delete A Rule By Action#
ufw delete allow 80/tcp
Deny From A Specific IP#
ufw deny from IPAddress
Deny From A Specific Subnet#
ufw deny from IPAddress/Mask
Insert A Rule At Position Number#
ufw insert 1 deny from IPAddress
Include A Comment About The Rule#
ufw allow 80/tcp comment 'Allow HTTP Inbound'