Linux Admin 简明教程

Linux Admin - CentOS Overview

在商业级 Linux 发行版中，CentOS 始终如一地忠于 Linux 成立之初的开源性质。第一个 Linux 内核是由赫尔辛基大学的一名大学生 (Linus Torvalds) 开发的，并结合了由理查德·斯托曼创立和推广的 GNU 实用程序。CentOS 拥有经过验证的开源许可，可以为当今的商业世界提供动力。

Unique among business class Linux distributions, CentOS stays true to the open-source nature that Linux was founded on. The first Linux kernel was developed by a college student at the University of Helsinki (Linus Torvalds) and combined with the GNU utilities founded and promoted by Richard Stallman. CentOS has a proven, open-source licensing that can power today’s business world.

CentOS 已迅速成为世界上最多的服务器平台之一。任何 Linux 管理员在求职时，一定会遇到以下话语：“CentOS Linux 体验优先”。从初创公司到财富 10 强科技巨头，CentOS 已跻身全球服务器操作系统的高端行列。

CentOS has quickly become one of the most prolific server platforms in the world. Any Linux Administrator, when seeking employment, is bound to come across the words: “CentOS Linux Experience Preferred”. From startups to Fortune 10 tech titans, CentOS has placed itself amongst the higher echelons of server operating systems worldwide.

使 CentOS 从其他 Linux 发行版中脱颖而出的原因是以下几个因素的出色组合 −

What makes CentOS stand out from other Linux distributions is a great combination of −

  1. Open source licensing

  2. Dedicated user-base of Linux professionals

  3. Good hardware support

  4. Rock-solid stability and reliability

  5. Focus on security and updates

  6. Strict adherence to software packaging standards needed in a corporate environment

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在开始课程之前，我们假设读者具有 Linux 及管理员基本知识，例如：

Before starting the lessons, we assume that the readers have a basic knowledge of Linux and Administration fundamentals such as −

  1. What is the root user?

  2. The power of the root user

  3. Basic concept of security groups and users

  4. Experience using a Linux terminal emulator

  5. Fundamental networking concepts

  6. Fundamental understanding of interpreted programming languages (Perl, Python, Ruby)

  7. Networking protocols such as HTTP, LDAP, FTP, IMAP, SMTP

  8. Cores that compose a computer operating system: file system, drivers, and the kerne