The Development Pod

Build a secure network barrier with a firewall

Why do you need a firewall?

Types of firewalls

Decide which type of firewall to use

What it won't do

Plan for your firewall

Design your network

Document your design

Understand traditional firewalls

Understand protocols

Initial setup

Create firewall schedules

Create firewall rules

Create floating rules

Allow specific inbound traffic with rules

Use aliases to efficiently group hosts

Use ports in aliases

Prevent local traffic from exiting to the internet

Traffic shaping

Introduction to IPS/IDS via Snort

Prioritizing VOIP traffic

Blocking access to websites

Intrusion protection basics

Reducing priority by application type

Understand proxies and SSL

Firewall command-line access

Firewall rule troubleshooting

Troubleshoot gaming performance

Troubleshoot software updates

Read logs and interpret TCP flag definitions

Next steps