o'reilly - linux system administration mar 2007

[...]... work: Markus Amersdorfer, Keith Burgess, Robert Day, Ammar Ibrahim, and Yaman Saqqa Special thanks go to Yvonne Adelstein and Mary Lubanovic, our wives, who showed remarkable patience We could not have done this without your total support Preface | xiii Chapter 1 CHAPTER 1 Requirements for a Linux System Administrator We like Linux Of all the Unix and Unix-like systems we’ve used, many now forgotten,* Linux. .. ago, most Linux system administrators would have told you that they didn’t choose their careers Linux chose them In the old days, Linux was like an adolescent Unix Most Linux system administrators learned the ropes on single workstations and very small networks Linux inherited some servers from Unix (BIND, Sendmail, Apache), but little office software and few applications Today, Linux system administration. .. monitoring Linux is now a standard corporate platform, and Linux talent is in short supply If you want to learn Linux to boost your financial worth, plenty of evidence supports a growing need within the industry for workers with Linux administration skills Analyzing Skill Sets Ask different information system managers to define the role of a system administrator, and you will get a variety of answers Market... Password: enter password for admin user here Linux server1 2.6. 8-2 -3 86 #1 Thu May 19 17:40:50 JST 2005 i686 GNU /Linux The programs included with the Debian GNU /Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright 12 | Chapter 2: Setting Up a Linux Multifunction Server Debian GNU /Linux comes with ABSOLUTELY NO WARRANTY,... case, simply re-enter apt-get, specifying just the name of that package Since you have made changes to the package database, you need to change the scripts that start at boot time Use the following commands to modify the startup scripts: # update-rc.d -f exim remove Removing any system startup links for /etc/init.d/exim # update-inetd remove daytime # update-inetd remove telnet # update-inetd remove... lack information about Linux They do not know what Linux professionals should know, and Linux professionals rarely understand those managers Many information system managers who understand Unix attempt to hold Linux administrators to Unix standards That rarely works While Unix administrators may believe they can easily transition to Linux, they quickly discover a knowledge gap Linux administrators have... valuable abilities For now, we’ll get you up and running in the areas where system administration has seen the most growth and where documentation seems lacking Unlike other areas of computer science and engineering, few schools offer courses in Linux administration, let alone entire degree programs So, if you want to learn Linux system administration, you will have to look for materials and courses outside... not include what Linux strategists consider the most critical subject matter Most Linux administrators have taught themselves, learning as the need arose At some point these self-taught administrators moved into jobs Needs then arose at a faster pace, causing them to learn more, until they could do just about anything a system administrator had to do This is one area where Linux System Administration. .. faster and more efficiently What System Managers Should Know About Linux One of the first things an information technology manager should know is that Linux is not Unix While Linux can certainly run the vast majority of Unix programs, it also has a wider range of applications in both public and private networks 6 | Chapter 1: Requirements for a Linux System Administrator Linux administrators can configure... permission We appreciate, but do not require, attribution An attribution usually includes the title, author, publisher, and ISBN For example: Linux System Administration by Tom Adelstein and Bill Lubanovic Copyright 2007 O’Reilly Media, Inc., 97 8-0 -5 960095 2-6 .” If you feel your use of code examples falls outside fair use or the permission given above, feel free to contact us at permissions@oreilly.com . contained herein. This book uses RepKover ™ , a durable and flexible lay-flat binding. ISBN-10: 0-5 9 6-0 095 2-6 ISBN-13: 97 8-0 -5 9 6-0 095 2-6 [M] v Table of Contents Preface . . . . . . . . . . . . . . w0 h1" alt="" LINUX SYSTEM ADMINISTRATION Other Linux resources from O’Reilly Related titles DNS and BIND Linux in a Nutshell Linux iptables Pocket Reference Linux Pocket Guide Linux Network Administrator’s. author, publisher, and ISBN. For example: Linux System Administration by Tom Adelstein and Bill Lubanovic. Copyright 2007 O’Reilly Media, Inc., 97 8-0 -5 9 6- 0095 2-6 .” If you feel your use of code examples