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Todd Lammle's CCNA/CCENT IOS Commands Survival Guide: Exams 100-101, 200-101, and 200-120 by Todd Lammle

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Chapter 7

Security

In this chapter, you’ll learn a lot about deterring the most commonly attempted threats to your network’s security with Cisco routers and IOS firewalls that together offer quite a powerful, integrated detection package against many types of invasion. I’ll cover how Cisco IOS Firewall puts actual security and policy enforcement for your internal and external networking needs. I’ll also show you how to create secure connections to any remote locations you may have living on the fringes, too!

Access lists are an integral part of Cisco’s security solution, and I’ll show you the keys of both simple and advanced access lists that will equip you with the ability to ensure internetwork security as well as mitigate most security-oriented ...

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