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Configuring Zone Based Firewalls via SDM
Last month I talked about the fundamentals for understanding zone based firewalls (See the post Understanding Zone Based Firewalls). So for today's post I want to go ahead and talk about configuring the zone based firewalls but with the Cisco SDM (Security Device Manger). The Cisco SDM is a Web-based device management …
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Understanding Zone Based Firewalls
Mar 18, 2011 · 5 min read · CCNA Security Cisco cisco firewall networking operating systems router security software technology tutorial Tutorials ·Earlier we talked about using CBAC (See the post Understanding CBAC) the "classic firewall" and we mention some information about zone based firewalls but not nearly enough. So today we will be talking about zone based firewalls. Why are they different? We also will learn the basics about what is zone based …
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Cisco IDS vs. IPS
There are tons of network attacks out there. Using a firewall helps but does look for signature based attacks. Access Control Lists are like firewalls and only look at the protocols like HTTP, FTP POP, etc. Cisco has developed some tools that will help network administrators combat the issue; IDS, (Intrusion Detection …
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Understanding CBAC
Although using hardware firewalls are an excellent step forward when securing your network. They can cost money and are not cheap to set up and configure. Using CBAC is built-into the Cisco IOS router and helps filter those unwanted protocols that are in your network. When setting up routers as firewalls you have some …
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