Introduction to IPTABLES Tutorial

My notes on iptables commands.

Firewall tutorial for iptables
Contents:

1. View
2. Append rules
3. Insert a rule
4. Delete a rule
5. Default Policy
6. Saving the rules

The problem with devices and applications not being able to access the server is usually due to configuration of the iptables firewall. This can be configured on an application or through command line terminal.