Book Image

CCNA Security 210-260 Certification Guide

By : Glen D. Singh, Michael Vinod, Vijay Anandh
Book Image

CCNA Security 210-260 Certification Guide

By: Glen D. Singh, Michael Vinod, Vijay Anandh

Overview of this book

With CCNA Security certification, a network professional can demonstrate the skills required to develop security infrastructure, recognize threats and vulnerabilities to networks, and mitigate security threats. The CCNA Security 210-260 Certification Guide will help you grasp the fundamentals of network security and prepare you for the Cisco CCNA Security Certification exam. You’ll begin by getting a grip on the fundamentals of network security and exploring the different tools available. Then, you’ll see how to securely manage your network devices by implementing the AAA framework and configuring different management plane protocols. Next, you’ll learn about security on the data link layer by implementing various security toolkits. You’ll be introduced to various firewall technologies and will understand how to configure a zone-based firewall on a Cisco IOS device. You’ll configure a site-to-site VPN on a Cisco device and get familiar with different types of VPNs and configurations. Finally, you’ll delve into the concepts of IPS and endpoint security to secure your organization’s network infrastructure. By the end of this book, you’ll be ready to take the CCNA Security Exam (210-260).
Table of Contents (19 chapters)

Overview of Cisco Common Classification Policy Language

Cisco Common Classification Policy Language (C3PL) is made up of three main components. These are class maps, policy maps, and service policy. As mentioned previously, class map is used to identify traffic types between Layers 3 to 7 of the OSI model, the policy map specifies the actions to take on the traffic identified by the class maps, and the service policy activates the policy map and applies it to a zone pair on the ZBF. To simplify, C3PL allows the creation of traffic policies based on events, conditions, and actions on a Cisco IOS router, therefore making it into a ZBF.

Class maps

A class map is used to identify traffic types that are flowing across a security...