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Essential Linux Commands

You're reading from   Essential Linux Commands 100 Linux commands every system administrator should know

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Product type Paperback
Published in Nov 2023
Publisher Packt
ISBN-13 9781803239033
Length 250 pages
Edition 1st Edition
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Author (1):
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Paul Olushile Paul Olushile
Author Profile Icon Paul Olushile
Paul Olushile
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Table of Contents (20) Chapters Close

Preface 1. Part 1:Server Installations and Management Commands
2. Chapter 1: Getting a CentOS Server Up and Running FREE CHAPTER 3. Chapter 2: Linux User and Group Commands 4. Chapter 3: File Compression and Archival Commands 5. Part 2:Frequently Used Commands – Part 1
6. Chapter 4: Format and Disk Space Commands 7. Chapter 5: Linux Permissions Commands 8. Chapter 6: Filesystem Mount and Manipulation Commands 9. Part 3:Frequently Used Commands – Part 2
10. Chapter 7: File Content and Conversion Commands 11. Chapter 8: Linux SWAP Commands 12. Chapter 9: Linux Monitoring and Debugging Commands 13. Chapter 10: Linux IPTABLES and Network Commands 14. Chapter 11: File Transfer, Downloading, and Managing Log Files 15. Part 4:Linux Security and the Cloud
16. Chapter 12: Exploring Linux Security 17. Chapter 13: Linux in the Cloud 18. Index 19. Other Books You May Enjoy

iptables -t ACCEPT

In the realm of Linux networking and security, the iptables command with the -t option and the ACCEPT target is crucial. iptables is a powerful firewall utility in Linux that allows administrators to define rules for incoming and outgoing network packets, granting or denying access based on specified criteria. The -t ACCEPT part of the command is used to specify the target of the rule, which, in this case, is to accept the packet. The importance of iptables with the -t ACCEPT configuration lies in its ability to provide granular control over network traffic, allowing administrators to define rules that govern how data flows through the system. By using iptables with the ACCEPT target, administrators can explicitly permit packets to pass through the firewall, ensuring that authorized network communication is allowed while potentially harmful or unauthorized traffic is blocked. This capability is essential for network security as it enables administrators to define...

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