Learn how to plan for, install, and administer a network firewall. Explore how firewalls help to secure traffic, and get tips for building a secure network barrier of your own.
Security is the greatest need in the digital world right now, and it shows no sign of slowing down. And when it comes to protecting a private network, a firewall is the most fundamental security technology out there. In this course, Sean Colins covers the fundamentals of firewall functionality, configuration, and administration in short, easy-to-understand segments designed to put this complex network security technology into the reach of novice to intermediate firewall administrators. Sean goes over basic and advanced firewall configuration tasks, shares practical case studies, and offers troubleshooting tips. Upon wrapping up this course, you'll be ready to get your own firewall up and running on your network.
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
1. Basic Firewall Configuration
Understand traditional firewalls
Create firewall schedules
Create firewall rules
Create floating rules
Allow specific inbound traffic with rules
2. Advanced Firewall Configuration
Use aliases to efficiently group hosts
Use ports in aliases
Prevent local traffic from exiting to the internet