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red hat linux 6 system administration guide

Red Hat Linux Networking , System Administration (P1) ppt

Red Hat Linux Networking , System Administration (P1) ppt

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... covered is the Red Hat Network, a subscription serviceavailable with Red Hat Enterprise Linux that you can use to keep your system current. You can register your systems with Red Hat 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 Administration Third Edition01_5994 96 ffirs.qxd 8/30/05 6: 38 PM Page i...
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Red Hat Linux Networking , System Administration (P2) pot

Red Hat Linux Networking , System Administration (P2) pot

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... 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 Red Hat Network 597Using the Red Hat 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 Red Hat Network with a Web Browser 60 8Summary 61 4Chapter 27 Upgrading and Customizing the Kernel 61 5Determining Whether...
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Red Hat Linux Networking , System Administration (P3) potx

Red Hat Linux Networking , System Administration (P3) potx

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... Red Hat boot disk starts your PC and the Red Hat Linux installationprogram. After you install Red Hat Linux, you no longer need the Red Hat boot disk (except when you want to reinstall Red Hat ... installation section.Creating the Red Hat Boot DiskTo boot Red Hat Linux for the first time and start the Red Hat Linux installa-tion program, you need a Red Hat boot disk. For this step, you ... a box that shows any operatingsystems, if there are any, that were detected on your system. The Red Hat Linux system will be shown as the default system. If you want to boot another system as...
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Red Hat Linux Networking , System Administration (P4) ppsx

Red Hat Linux Networking , System Administration (P4) ppsx

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... 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 ... newlyinstalled system will boot to the GNOME desktop.Figure 3-23 You add a system user on the System User screen.Standard Installation 69 08_5994 96 ch03.qxd 8/30/05 6: 20 PM Page 69 ■■ Mail Server ... Agreement screen. 66 Chapter 308_5994 96 ch03.qxd 8/30/05 6: 20 PM Page 66 Running FirstbootAfter the installation process completes, you are prompted to remove all disksand to reboot your system. A...
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Red Hat Linux Networking , System Administration (P5) potx

Red Hat Linux Networking , System Administration (P5) potx

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... 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 ... 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 ... 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...
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Red Hat Linux Networking , System Administration (P6) ppt

Red Hat Linux Networking , System Administration (P6) ppt

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... 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 Red Hat Enterprise Linux support ... second stage program that will begin the process of loadingthe operating system 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...
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Red Hat Linux Networking , System Administration (P7) pps

Red Hat Linux Networking , System Administration (P7) pps

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... /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 ... handy since it reduces system administration time. This is a fast file system, and now you can read and write to and from itwith your Red Hat Linux machine. Nonstandard Linux File SystemsSupport ... 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...
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Red Hat Linux Networking , System Administration (P8) ppsx

Red Hat Linux Networking , System Administration (P8) ppsx

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... 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...
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Red Hat Linux Networking , System Administration (P9) ppsx

Red Hat Linux Networking , System Administration (P9) ppsx

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... 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 ... 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. ... a new print queue window.218 Chapter 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...
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Red Hat Linux Networking , System Administration (P11) ppt

Red Hat Linux Networking , System Administration (P11) ppt

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... and Red Hat 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...
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Red Hat Linux Networking , System Administration (P12) ppsx

Red Hat Linux Networking , System Administration (P12) ppsx

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... 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...
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Red Hat Linux Networking , System Administration (P13) pot

Red Hat Linux Networking , System Administration (P13) pot

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... andconfigured the Windows clients. You also learned how to configure your Red Hat system as a Novell client using the NCP file system. 350 Chapter 1420_5994 96 ch14.qxd 8/30/05 6: 36 PM Page 350 6. ... smbmount command,I am mounting the Windows file system on my Red Hat file system. After3 46 Chapter 1420_5994 96 ch14.qxd 8/30/05 6: 36 PM Page 3 46 When you double-click the directory share from ... file. Be sure that you include thisoption/value pair in your smb.conf file.342 Chapter 1420_5994 96 ch14.qxd 8/30/05 6: 36 PM Page 342 For Samba to provide its services, the Red Hat Linux PC needs...
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Red Hat Linux Networking , System Administration (P14) pps

Red Hat Linux Networking , System Administration (P14) pps

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... thedatabase. If you don’t set it, you’ll continually have to add an argument 366 Chapter 1521_5994 96 ch15.qxd 8/30/05 6: 40 PM Page 366 ■■ libdbi-dbd-mysql — Installs a device-independent database driverfor ... maintain the system on which the database 362 Chapter 1521_5994 96 ch15.qxd 8/30/05 6: 40 PM Page 362 + + + +| host | user | password |+ + + +| localhost | root | 5d2e19393cc5ef67 || datagrunt.example.com ... ifyou’re at home and want to connect to the Linux system on your desk at work,the system at work is the server; the system at home is the VNC client. Figure 16- 1 illustrates this arrangement.To set...
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Red Hat Linux Networking , System Administration (P15) ppsx

Red Hat Linux Networking , System Administration (P15) ppsx

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... remoteaccess to your desktop system are hard to dispute.392 Chapter 16 22_5994 96 ch 16. qxd 8/30/05 6: 40 PM Page 392 You can also start the VNC client by selecting Red Hat ➪ Accessories ➪VNC Viewer. ... 3.8Figure 16- 4 The VNC authentication dialog box.388 Chapter 16 22_5994 96 ch 16. qxd 8/30/05 6: 40 PM Page 388 NOTE David Mills wrote the NTP implementation universally used on Linux systems. Mills ... target VNC server.Figure 16- 8 The VNC viewer pop-up menu.390 Chapter 16 22_5994 96 ch 16. qxd 8/30/05 6: 40 PM Page 390 More to the point, we had to limit the topics we covered, just as administra-tors...
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Red Hat Linux Networking , System Administration (P16) ppsx

Red Hat Linux Networking , System Administration (P16) ppsx

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... miss the integrationbetween applications that the desktop environments provide.4 16 Chapter 1824_5994 96 ch18.qxd 8/30/05 6: 46 PM Page 4 16 ■■ Consider reducing the color depth at which you run ... 0 0% 10 861 43% 297 1% 63 05 25% 95 0% 0 0% read write create mkdir symlink mknod 4151 16% 912 3% 62 1 2% 0 0% 0 0% 0 0% remove rmdir rename link readdir readdirplus12 36 4% 0 0% 0 0% 61 5 2% 0 ... “Convenient, secure, fast. Pick any two.”CHAPTER1824_5994 96 ch18.qxd 8/30/05 6: 46 PM Page 415 24_5994 96 ch18.qxd 8/30/05 6: 47 PM Page 4 26 DNSThe Domain Name Service (DNS), which maps IP addresses...
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