By Keith Barker

ISBN-10: 1587204460

ISBN-13: 9781587204463

CCNA safety 640-554 legit Cert advisor offers you with an prepared attempt coaching regimen by using confirmed sequence parts and strategies. “Do i do know This Already?” quizzes open each one bankruptcy and allow you to make a decision how a lot time you must spend on each one part. examination subject lists make referencing effortless. Chapter-ending examination guidance initiatives assist you drill on key options you need to understand completely.

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Chapter 13, “Implementing Cisco IOS Zone-Based Firewalls”: This chapter covers the operational and functional components of the IOS Zone-Based Firewall and how to configure and verify the IOS Zone-Based Firewall. ■ Chapter 14, “Configuring Basic Firewall Policies on Cisco ASA”: This chapter covers the Adaptive Security Appliance (ASA) family and features, ASA firewall fundamentals, and configuring the ASA. ■ Chapter 15, “Cisco IPS/IDS Fundamentals”: This chapter compares intrusion prevention systems (IPS) to intrusion detection systems (IDS) and covers how to identify malicious traffic on the network, manage signatures, and monitor and manage alarms and alerts.

Section-to-Question Mapping Foundation Topics Section Questions Risk Analysis and Management 1–3 Security Policies 4–8 1. Which of the following are methods of risk analysis? ) a. Risk acceptance b. Risk avoidance c. Quantitative d. Qualitative 2. What are the primary reasons for documenting the value of an asset, in combination with the vulnerabilities of that asset? ) a. Identifying risk b. Identifying countermeasures c. Return on investment (ROI) d. Vulnerability 24 CCNA Security 640-554 Official Cert Guide 3.

You can mitigate this through techniques such as root guard and other spanning-tree controls discussed later in this book. A man-in-the-middle attack can occur at Layer 3 by a rogue router being placed on the network and then tricking the other routers into believing that the new router has a better path. This could cause network traffic to flow through the rogue router and again allow the attacker to steal network data. You can mitigate attacks such as these in various ways, including routing authentication protocols and filtering information from being advertised or learned on specific interfaces.

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CCNA Security 640-554 official cert guide by Keith Barker

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