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Advanced Infrastructure Penetration Testing

You're reading from   Advanced Infrastructure Penetration Testing Defend your systems from methodized and proficient attackers

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Product type Paperback
Published in Feb 2018
Publisher Packt
ISBN-13 9781788624480
Length 396 pages
Edition 1st Edition
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Author (1):
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Chiheb Chebbi Chiheb Chebbi
Author Profile Icon Chiheb Chebbi
Chiheb Chebbi
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Table of Contents (14) Chapters Close

Preface 1. Introduction to Advanced Infrastructure Penetration Testing 2. Advanced Linux Exploitation FREE CHAPTER 3. Corporate Network and Database Exploitation 4. Active Directory Exploitation 5. Docker Exploitation 6. Exploiting Git and Continuous Integration Servers 7. Metasploit and PowerShell for Post-Exploitation 8. VLAN Exploitation 9. VoIP Exploitation 10. Insecure VPN Exploitation 11. Routing and Router Vulnerabilities 12. Internet of Things Exploitation 13. Other Books You May Enjoy

Routing fundamentals

In the previous chapters, we discussed switches. Routers and switches are both required to forward information. Switches work in layer 2 even if there are some layer 3 switches. Routers operate in layer 3, which is the Network Layer:

In order to exchange information, routers use IP addresses. They are maintaining a routing table. When it comes to routing, we have two different categories:

  • Static routing: In static routing, all the routes are set manually by the network administrator. It is a good decision for small networks where we have fewer unnecessary routing updates, but it will be a problem when a link goes down.
  • Dynamic routing: In dynamic routing, routers adapt quickly while they learn the network topology from neighbors, even if a link goes down, but the network traffic is greater than during static routing. Thus, networking overhead could occur...
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