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Linux Storage, Security, and Networks

  • Sample Chapter is provided courtesy of Cisco Press.
  • Date: Jan 8, 2022.

Summary

This chapter takes Linux administration a step further and covers storage, security, and networking. It discusses the following topics:

  • Partitioning, formatting, and managing physical storage

  • Creating physical volumes, volume groups, and logical volumes using LVM

  • User and group security management

  • File security management, including permission bits and ACLs

  • Linux system security, including the Linux firewall

  • Managing Linux networking by using the ip utility

  • Managing Linux networking by using the NetworkManager CLI (nmcli)

  • Managing Linux networking via network scripts and configuration files

  • Network services such as DNS

Chapter 4, “Linux Scripting,” builds on this chapter and covers Linux scripting, which is one big step towards automation.

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