Applications
Put the apps at /etc/ufw/applications.d/
[appname]
title=1-liner here
description=a longer line here
ports=1,2,3,4,5,6,7,8,9,10,30/tcp|50/udp|53
[SMTP Ports]
title=Ports for mail client
description=Most possibly this would work. I guess
ports=25,465,587,110,995,143,993/tcp
- OpenSSH - 22
- Nginx - 80, 443
- SMTP Ports - 587
Default rules
ufw default deny incoming
ufw default allow outgoing
Commands
Syntax | Description |
---|---|
ufw allow "SMTP Ports" | allowing an app |
ufw delete [num] | deleting a record |