... DefinedCHAPTER 1Duties of the System AdministratorCHAPTER 2Planning the NetworkCHAPTER 3Installing RedHat Linux CHAPTER 4 Red HatLinux File System CHAPTER 5 Red HatSystem Configuration FilesPartIb3632-X ... 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 LinuxSystem ... network,installing RedHat Linux, and workingwith the RedHatLinux file system andconfiguration files.b3632-X PtO1.F 2/21/02 8:33 AM Page 2 (Because of its built-in security features, Linux may not...
... ®PRESS®®®PRESS Red HatLinux Networkingand System Administration Linux Solutions from the Experts at Red Hat SECURITY TOOLSINCLUDED ON CD-ROMCollings& WallYour Official Red Hat đ Linux đ ... 13Chapter 3 Installing RedHatLinux . . . . . . . . . . . . . . . . . . . . 27Chapter 4 RedHatLinux File System . . . . . . . . . . . . . . . . . . 71Chapter 5 RedHatSystem Configuration ... ensure that it runs optimally. Chapter 16explains the RedHat Network, a service available from RedHat that you can use tokeep your system current. You can register your systems with RedHat and...
... 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 ... mainframes. Linux in general, Fedora Core 4 and Red Hat Enterprise Linux in particular, are very powerful operating systemsthat can be used at the enterprise level as a full-fledged server. Linux ... Wewant to emphasize that this book is useful for users of Fedora Core, the opensource community–based Linux project supported by Red Hat, as well as usersof RedHat Enterprise Linux. Prefaceix02_599496...
... the RedHatLinux security mailing list? (Find it atwww.redhat.com/mailing-lists /linux- security/index.html.)Have you established a procedure that makes sure that every security updateis downloaded ... whatever came on the com-puter, assuming that things came properly configured from the factory. Theuser or enterprise that decides on Linux has decided, also, to assume the con-trol that Linux ... Luckily for you, RedHat has created the Red Hat Network, a program intended to help keep your system updated with thelatest security updates.CROSS-REFERENCE Learn how to use the RedHat Network...
... 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 ... which operating systems to boot.In the center of the Boot Loader screen is a box that shows any operating systems, if there are any, that were detected on your system. The Red Hat Linuxsystem ... 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 ... 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 ... ordeselect that package group.TIP In an actual RedHatLinux installation, you install exactly those packagegroups that you need. Each package group requires specific packages to run.The RedHat installation...
... configure aDHCP server. See Chapter 11 for details about configuring a DHCP server. SummaryIn this chapter, you learned about installing Fedora Core and RedHat Enter-prise Linux using the ... 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 ... the folder that con-tains the system mount point for the CD-R drive. Double-clickingthis icon displays the contents of the CD-ROM disk that youinserted in the CD-R drive.■■ Filesystem — This...
... 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 ... Configuration All RedHat systems, whether Fedora Core or Enterprise Linux, use a similarprocedure for starting up the operating system. As the system boots, the oper-ating system loads programs ... system administrator or other users. The bin directory cannot contain subdirectories.■■ boot — On RedHat systems, this is the directory containing the ker-nel, the core of the operating system. ...
... 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, ... handy since it reduces system administrationtime. This is a fast file system, and now you can read and write to and from itwith your RedHatLinux machine. Nonstandard Linux File SystemsSupport ... more important system configuration files on your RedHat system. Systemwide Shell Configuration ScriptsThese files determine the default environment settings of system shells andwhat functions...
... directory should be edited by hand. For more informa-tion on RedHat Network, see the RedHat Network Web site at https://rhn.redhat.com.Examining the Network Configuration FilesThis section ... /etc/sysconfigdirectoryFiles to Change When Setting Up a System or Moving the System Whenever you set up a system to work on a new network, either because you’vejust installed RedHat or you’re moving the machine from ... use it. APM is a monitoring daemon that works with power man-agement code within the Linux kernel. It can alert you to a low battery if youare using RedHatLinux on a laptop, among other things.Figure...
... Window System 211file that was created during system installation. A description of the section ofthe file follows the file.# XFree86 4 configuration created by redhat-config-xfree86Section “ServerLayout”Identifier ... example, a printerattached to another RedHatLinuxsystem on your network). If youchoose this type of queue, you need to enter the server name and pathto the server, as shown in Figure 10-6.Figure ... your Windows workgroup needs to beentered here.■■ Server — The name of the print server needs to be entered here.■■ Share — This is the name of the shared printer on which you want toprint....
... and RedHat Enterprise Linux systems, the /etc/exportsfile is the main NFS configuration file. It lists the file systems the server exports, the systems permitted to mount the exported file systems, ... mp. If set, the NFS server will notexport a file system unless that file system is actually mounted on the server. The reasoning behind this option is that a disk or file system containing anNFS ... Services Configuration Tool (Red Hat ➪ System Settings ➪ Server Settings ➪ Services on Fedora Core and Applica-tions ➪ System Settings ➪ Server Settings ➪ Services on RHEL); system- config-services...
... administered repository for infor-mation shared across the network using NIS. NIS clients are programs that useNIS to query designated servers for information that is stored in the servers’databases, ... ancient server running RedHatLinux 6.2(we told you it was ancient). We kept getting an error indicating the server wasdown when we knew it wasn’t. Finally, we logged into the server, discoveredit ... servers, you need to make surethat they can successfully communicate with the master server. From eachslave server, make sure that the command ypwhich -m works, which meansthat the slave servers...