Websites operate on both domain names and IP addresses that can be identified and blocked or prioritized within the firewall. Learn how to block access to specific websites using your firewall.
- [Instructor] As a parent, I can't tell you … how many times I've asked my kids what they're doing … on the web, and realize that I wish I had blocked access … to one or another website before they had found it. … Now, from a parenting perspective, you'd be surprised … how resourceful your local school might be with lists … of sites to monitor or block for your kids at home, … how would you even do that? … For that matter, what if you want to block access … to distracting or not safe … for work websites in your workplace? … There's certainly no shortage of material to work with here, … so rather than give you a list of places to avoid, … I'm just going to use some of our internal assets … on the web as examples, and I'll show you how … to block access to a list of websites not … as a academic thing, but as a practical case study. … Now, one thing that is important to mention here … that came up in our testing, we've already created a rule. … It's right here under Firewall/Rules. … So, as you'll recall, we set up a rule to deny access …
Author
Released
8/14/2019- Designing your network
- Creating firewall schedules and rules
- Setting up a virtual IP
- Using aliases to group hosts
- Preventing local traffic from exiting to the internet
- Using Snort and other intrusion detection systems
- Prioritizing VoIP traffic
- Blocking access to specific websites
- Troubleshooting gaming performance issues
- Interpreting TCP flag definitions
Skill Level Beginner
Duration
Views
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Introduction
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Why do you need a firewall?2m 51s
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Types of firewalls4m 14s
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What it won't do2m 36s
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Plan for your firewall3m 14s
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Design your network2m 35s
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Document your design2m 59s
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1. Basic Firewall Configuration
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Understand protocols2m 47s
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Initial setup5m 27s
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Create firewall schedules2m 24s
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Create firewall rules4m 57s
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Create floating rules2m 35s
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2. Advanced Firewall Configuration
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Use ports in aliases4m 58s
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Traffic shaping3m 11s
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3. Configuration Case Studies
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Prioritizing VOIP traffic6m 35s
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Blocking access to websites4m 14s
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Intrusion protection basics7m 47s
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Understand proxies and SSL4m 24s
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4. Troubleshooting
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Firewall command-line access5m 35s
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Conclusion
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Next steps1m 7s
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Video: Blocking access to websites