... of the System AdministratorCHAPTER 2Planning the NetworkCHAPTER 3Installing RedHat Linux CHAPTER 4 Red HatLinux File System CHAPTER 5 Red HatSystem Configuration FilesPartIb 363 2-X PtO1.F ... network,installing RedHat Linux, and workingwith the RedHatLinux file system andconfiguration files.b 363 2-X PtO1.F 2/21/02 8:33 AM Page 2 (Because of its built-in security features, Linux may not ... of other operating systems. Now, RedHat has employed innovationsthat extend these duties even for the experienced Linux user. In this chapter, welook at those requirements.The Linux System...
... this official Red Hat Linux guide is the one resource you need for a secure, high-performance Linux network.9 780 764 5 363 2855999ISBN 0- 764 5- 363 2-X785555 095380Proven RedHatLinux Networking ... 13Chapter 3 Installing RedHatLinux . . . . . . . . . . . . . . . . . . . . 27Chapter 4 RedHatLinux File System . . . . . . . . . . . . . . . . . . 71Chapter 5 RedHatSystem Configuration ... optimally. Chapter 16 explains the RedHat Network, a service available from RedHat that you can use tokeep your system current. You can register your systems with RedHat and thenreceive...
... covered is the RedHat Network, a subscription serviceavailable with RedHat Enterprise Linux that you can use to keep your system current. You can register your systems with RedHat and then ... 262 Configuring IP Masquerading 263 Summary 263 Chapter 12 The Network File System 265 NFS Overview 265 Understanding NFS 266 What’s New with NFSv4? 268 NFS Advantages and Disadvantages 269 Planning an NFS ... fbetw.qxd 8/30/05 6: 37 PM Page xvi 01_5994 96 ffirs.qxd 8/30/05 6: 38 PM Page ii Red Hat đ Linux đNetworkingand System AdministrationThird Edition01_5994 96 ffirs.qxd 8/30/05 6: 38 PM Page i...
... Chapter 1 06_ 5994 96 ch01.qxd 8/30/05 6: 18 PM Page 4 Part Four System Administration 595Chapter 26 Keeping Your System Updated with up2date and the RedHat Network 597Using the RedHat up2date ... Drivers 64 5Generic Driver Options 64 5Memory Technology Devices 64 5Parallel Port Support 64 5Plug and Play Support 64 6Block Devices 64 6ATA/ATAPI/MFM/RLL Support 64 7SCSI Device Support 64 8Old ... Agent 599Updating Your System 60 2Registering Your System 60 5Accessing the RedHat Network with a Web Browser 60 8Summary 61 4Chapter 27 Upgrading and Customizing the Kernel 61 5Determining Whether...
... RedHat boot disk starts your PC and the RedHatLinux installationprogram. After you install RedHat Linux, you no longer need the Red Hat boot disk (except when you want to reinstall RedHat ... a box that shows any operating systems, if there are any, that were detected on your system. The Red Hat Linuxsystem will be shown as the default system. If you want to boot another system as ... installation section.Creating the RedHat Boot DiskTo boot RedHatLinux for the first time and start the RedHatLinux installa-tion program, you need a RedHat boot disk. For this step, you...
... the default operating system. Thedefault operatingsystem is the one with a check mark in the Default columnin Figure 3-10. In this case, RedHatLinux is the default operating system. All ... change the system time on this screen.Standard Installation 67 08_5994 96 ch03.qxd 8/30/05 6: 20 PM Page 67 71As a system administrator, one of your jobs is installing and configuring Red Hat on ... PC. Atable then liststhe Linux partition and any other partitions that may contain another operating system. If your system has a Linux partition and a DOS partition (that actuallyhas Windows...
... box in front of a listed ser-vice, requests for that service are accepted by your system. 86 Chapter 409_5994 96 ch04.qxd 8/30/05 6: 30 PM Page 86 The default selection here is to have the installation ... the system volume, use the utility here.■■ System Settings — This menu item contains Enterprise Linux system administration utilities and some GNOME configuration utilities as well.■■ System ... Installation 9309_5994 96 ch04.qxd 8/30/05 6: 30 PM Page 93 CROSS-REFERENCE Refer to Chapter 26 for more information about the system status icon and how to update your system. At the far right...
... typical Fedora and Red Hat Enterprise Linux system. 142 Chapter 712_5994 96 ch07.qxd 8/30/05 6: 45 PM Page 142 141The File System ExplainedIN THIS CHAPTER■■ Understanding the File System Structure■■ ... atthe file system structure are the file system commands, essential to proper file system management. In addition to the native Linux file system, Fedora Coreand RedHat Enterprise Linux support ... second stage program that will begin the process of loadingthe operatingsystem into system memory. GRUB uses a configuration file128 Chapter 6 11_5994 96 ch 06. qxd 8/30/05 6: 21 PM Page 128 Figure...
... /initrd-2 .6. 10-1.770_FC3.imgtitle Fedora Core (2 .6. 10-1. 766 _FC3)root (hd0,1)kernel /vmlinuz-2 .6. 10-1. 766 _FC3 ro root=/dev/VolGroup00/LogVol00 rhgbquietinitrd /initrd-2 .6. 10-1. 766 _FC3.imgtitle ... Enterprise Linux providesupport for many file systems. Linux supports those from other operating sys-tems, remote file systems, memory file systems, CD-ROM file systems, virtualfile systems, ... some aliases that only he or she can use. 164 Chapter 813_5994 96 ch08.qxd 8/30/05 6: 37 PM Page 164 163 Examining the System Configuration FilesIN THIS CHAPTER■■ Examining the System Configuration...
... Page 1 96 so that the lines look like this:192. 168 .1 .66 foo.xena.edu foo192. 168 .1. 76 buffy.xena.edu buffy152.2.210.81 sunsite.unc.edu sunsiteSetting Up Name Service Resolution OrderNow that ... /etc/rc6.d/K25sshd. Runlevel 6 is the shutdownlevel, so that’s why its kill script is located in the rc6.d directory.194 Chapter 813_5994 96 ch08.qxd 8/30/05 6: 37 PM Page 194 Note that case ... mappingsthat follow this formatIP_address canonical_hostname aliasesExamining the System Configuration Files 19113_5994 96 ch08.qxd 8/30/05 6: 37 PM Page 191 ■■ Multiple_IO= 16, where a setting of 16...
... Window System 20915_5994 96 ch09.qxd 8/30/05 6: 23 PM Page 209 205This chapter introduces you to the X Window system that is used to provide agraphical user interface (GUI) to the operating system. ... jobs that you sent to the printer.228 Chapter 10 16_ 5994 96 ch10.qxd 8/30/05 6: 22 PM Page 228 14_5994 96 pt02.qxd 8/30/05 6: 18 PM Page 204 NOTE If you aren’t logged in as the root user, the system ... 10 16_ 5994 96 ch10.qxd 8/30/05 6: 22 PM Page 218 Managing the X Window System 211file that was created during system installation. A description of the section ofthe file follows the file.# XFree86...
... and RedHat Enterprise Linux systems, the /etc/exportsfile is the main NFS configuration file. It lists the file systems the serverexports, the systems permitted to mount the exported file systems, ... regularlybacked up.The Network File System 269 18_5994 96 ch12.qxd 8/30/05 6: 42 PM Page 269 The TCP Wrappers package is covered in detail in Chapter 19. Rather thanpreempt that discussion here, we suggest ... so that every computeron your internal network could have Internet access. 264 Chapter 1117_5994 96 ch11.qxd 8/30/05 6: 44 PM Page 264 with an IP address in the range 192. 168 .0.1 to 192. 168 .0.254...
... uniquename that refers to any group of systems that use the same NIS maps. NISdomains function as system management tools providing a convenient methodto organize groups of systems that need to ... theseentries:255.255.255.255 127.0.0.1255.255.255.0 192. 168 .0.03 16 Chapter 1319_5994 96 ch13.qxd 8/30/05 6: 24 PM Page 3 16 mount options. Again, /home/terry should not exist on the local system, butthe base directory, ... a complex, nontrivial subsystem, so it is entirely con-ceivable that new bugs and exploits will be discovered.The Network File System 30718_5994 96 ch12.qxd 8/30/05 6: 42 PM Page 307 Figure...