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You're reading from  Implementing and Administering Cisco Solutions: 200-301 CCNA Exam Guide

Product typeBook
Published inNov 2020
PublisherPackt
ISBN-139781800208094
Edition1st Edition
Tools
Cisco UCS
Concepts
Network Security
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Author (1)
Glen D. Singh
Glen D. Singh
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Glen D. Singh

Glen D. Singh is a cybersecurity author, educator and SecOps professional. His areas of expertise are cybersecurity operations, offensive security tactics and techniques, and enterprise networking. He holds a Master of Science (MSc) in cybersecurity and many industry certifications from top awarding bodies such as EC-Council, Cisco, and Check Point. Glen loves teaching and mentoring others while sharing his wealth of knowledge and experience as an author. He has written many books, which focus on vulnerability discovery and exploitation, threat detection, intrusion analysis, incident response, network security, and enterprise networking. As an aspiring game changer, Glen is passionate about increasing cybersecurity awareness in his homeland, Trinidad and Tobago.
Read more about Glen D. Singh

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Types of NAT

There are many types of NAT translations. Each type has its own advantages, disadvantages, and real-world use. In this section, you will learn about their characteristics and operations, and how to configure each type of NAT on a Cisco IOS router.

Static NAT

Static NAT uses a one-to-one mapping of the inside local address with the inside global address. This type of NAT mapping does not change—as the name implies, the mapping remains constant. This type of NAT is very useful when you want to allow external users on the internet to access a device such as a web server that sits on your internal private network in your organization.

Let's imagine that your organization has a web server located on a private network and you are tasked to allow users from the internet access to the server. To complete this task, you can create a one-to-one static mapping between the web server's private IP address (inside local) and the public IP address on the router...

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Implementing and Administering Cisco Solutions: 200-301 CCNA Exam Guide
Published in: Nov 2020Publisher: PacktISBN-13: 9781800208094
© 2020 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Glen D. Singh

Glen D. Singh is a cybersecurity author, educator and SecOps professional. His areas of expertise are cybersecurity operations, offensive security tactics and techniques, and enterprise networking. He holds a Master of Science (MSc) in cybersecurity and many industry certifications from top awarding bodies such as EC-Council, Cisco, and Check Point. Glen loves teaching and mentoring others while sharing his wealth of knowledge and experience as an author. He has written many books, which focus on vulnerability discovery and exploitation, threat detection, intrusion analysis, incident response, network security, and enterprise networking. As an aspiring game changer, Glen is passionate about increasing cybersecurity awareness in his homeland, Trinidad and Tobago.
Read more about Glen D. Singh

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