red hat linux system administration tutorial
Tài liệu Red Hat Linux Networking and System Administration P2 pptx
Ngày tải lên :
12/12/2013, 22:15
... Defined
CHAPTER 1
Duties of the System Administrator
CHAPTER 2
Planning the Network
CHAPTER 3
Installing Red Hat Linux
CHAPTER 4
Red Hat Linux File System
CHAPTER 5
Red Hat System Configuration Files
Part
I
b3632-X ... part introduces the system
administrator’s duties. The chapters in
this part discuss planning a network,
installing Red Hat Linux, and working
with the Red Hat Linux file system and
configuration ... operating systems. Now, Red Hat has employed innovations
that extend these duties even for the experienced Linux user. In this chapter, we
look at those requirements.
The Linux System Administrator
Linux...
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Tài liệu Red Hat Linux Networking and System Administration P1 docx
Ngày tải lên :
12/12/2013, 22:15
... xxvi
®
PRESS
®
®
®
PRESS
Red Hat Linux Networking
and System Administration
Linux Solutions from the Experts at Red Hat
SECURITY TOOLS
INCLUDED ON CD-ROM
Collings
& Wall
Your Official Red Hat
®
Linux
®
... 13
Chapter 3 Installing Red Hat Linux . . . . . . . . . . . . . . . . . . . . 27
Chapter 4 Red Hat Linux File System . . . . . . . . . . . . . . . . . . 71
Chapter 5 Red Hat System Configuration ... optimally. Chapter 16
explains the Red Hat Network, a service available from Red Hat that you can use to
keep your system current. You can register your systems with Red Hat and then
receive notifications...
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Red Hat Linux Networking , System Administration (P1) ppt
Ngày tải lên :
07/07/2014, 09:20
... covered is the Red Hat Network, a subscription service
available with Red Hat Enterprise Linux that you can use to keep your system
current. You can register your systems with Red Hat and then ... mainframes. Linux in general, Fedora Core 4 and
Red Hat Enterprise Linux in particular, are very powerful operating systems
that can be used at the enterprise level as a full-fledged server. Linux ... We
want to emphasize that this book is useful for users of Fedora Core, the open
source community–based Linux project supported by Red Hat, as well as users
of Red Hat Enterprise Linux.
Preface
ix
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Red Hat Linux Networking , System Administration (P2) pot
Ngày tải lên :
07/07/2014, 09:20
... subscribe to the Red Hat Linux security mailing list? (Find it at
www.redhat.com/mailing-lists /linux- security/index.html.)
Have you established a procedure that makes sure that every security ... ch01.qxd 8/30/05 6:18 PM Page 4
Part Four System Administration 595
Chapter 26 Keeping Your System Updated with up2date
and the Red Hat Network 597
Using the Red Hat up2date Agent 598
Configuring the ... whatever came on the com-
puter, assuming that things came properly configured from the factory. The
user or enterprise that decides on Linux has decided, also, to assume the con-
trol that Linux...
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Red Hat Linux Networking , System Administration (P3) potx
Ngày tải lên :
07/07/2014, 09:20
... Red Hat boot disk starts your PC and the Red Hat Linux installation
program. 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 Disk
To 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 ... reinstall Red Hat Linux from the
CD-ROMs).
The Red Hat boot disk contains an initial version of the Red Hat Linux
installation program that you use to start Red Hat Enterprise Linux, prepare
the...
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Red Hat Linux Networking , System Administration (P4) ppsx
Ngày tải lên :
07/07/2014, 09:20
... or
deselect that package group.
TIP In an actual Red Hat Linux installation, you install exactly those package
groups that you need. Each package group requires specific packages to run.
The Red Hat installation ... PC. Atable then lists
the Linux partition and any other partitions that may contain another operating
system. If your system has a Linux partition and a DOS partition (that actually
has Windows ... default operating system. The
default operating system is the one with a check mark in the Default column
in Figure 3-10. In this case, Red Hat Linux is the default operating system.
All of the...
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Red Hat Linux Networking , System Administration (P5) potx
Ngày tải lên :
07/07/2014, 09:20
... 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 ... copy the ks.cfg file that
you created to the /media/floppy directory.
Creating a Bootable CD-ROM
To create a bootable CD-ROM, follow these instructions.
1. Place the Red Hat Linux Installation CD-ROM ... the folder that con-
tains the system mount point for the CD-R drive. Double-clicking
this icon displays the contents of the CD-ROM disk that you
inserted in the CD-R drive.
■■ Filesystem — This...
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Red Hat Linux Networking , System Administration (P6) ppt
Ngày tải lên :
07/07/2014, 09:20
... at
the file system structure are the file system commands, essential to proper file
system management. In addition to the native Linux file system, Fedora Core
and Red Hat Enterprise Linux support ... Configuration
All Red Hat systems, whether Fedora Core or Enterprise Linux, use a similar
procedure for starting up the operating system. As the system boots, the oper-
ating system loads programs ... typical Fedora and
Red Hat Enterprise Linux system.
142 Chapter 7
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141
The File System
Explained
IN THIS CHAPTER
■■ Understanding the File System Structure
■■...
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Red Hat Linux Networking , System Administration (P7) pps
Ngày tải lên :
07/07/2014, 09:20
... handy since it reduces system administration
time. This is a fast file system, and now you can read and write to and from it
with your Red Hat Linux machine.
Nonstandard Linux File Systems
Support ... written and
configured by Red Hat and Red Hat administration tools as well as files con-
taining variable settings used by system startup scripts. /etc/sysconfig
contains both system and networking ... more important system
configuration files on your Red Hat system.
Systemwide Shell Configuration Scripts
These files determine the default environment settings of system shells and
what functions...
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Red Hat Linux Networking , System Administration (P8) ppsx
Ngày tải lên :
07/07/2014, 09:20
... directory should be edited by hand. For more informa-
tion on Red Hat Network, see the Red Hat Network Web site at https://
rhn.redhat.com.
Examining the Network Configuration Files
This section ... /etc/sysconfig
directory
Files 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’ve
just installed Red Hat 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 you
are using Red Hat Linux on a laptop, among other things.
Figure...
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Red Hat Linux Networking , System Administration (P9) ppsx
Ngày tải lên :
07/07/2014, 09:20
... printer attached to a different UNIX sys-
tem that can be accessed over a TCP/IP network (for example, a printer
attached to another Red Hat Linux system on your network). If you
choose this type ... 218
Managing the X Window System 211
file that was created during system installation. A description of the section of
the file follows the file.
# XFree86 4 configuration created by redhat-config-xfree86
Section ... Window System 209
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205
This chapter introduces you to the X Window system that is used to provide a
graphical user interface (GUI) to the operating system. ...
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Red Hat Linux Networking , System Administration (P11) ppt
Ngày tải lên :
07/07/2014, 09:20
... and Red Hat Enterprise Linux systems, the /etc/exports
file is the main NFS configuration file. It lists the file systems the server
exports, the systems permitted to mount the exported file systems, ... in Red Hat Linux) .
rw Exports the file system read-write, permitting operations
that change the file system.
secure Requires client requests to originate from a secure
(privileged) port, that ... hide an exported file system that is a
subdirectory of another exported file system.
ro Exports the file system read-only, disabling any operation
that changes the file system.
root_squash Maps...
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Red Hat Linux Networking , System Administration (P12) ppsx
Ngày tải lên :
07/07/2014, 09:20
... unique
name that refers to any group of systems that use the same NIS maps. NIS
domains function as system management tools providing a convenient method
to organize groups of systems that need to ... well-run system, IP
addresses can change, whereas a hostname won’t. If DNS is properly
configured and maintained, the hostname will always point to the proper
system regardless of what that system s ... NIS
NIS distributes information that needs to be shared throughout a Linux net-
work to all machines that participate in the NIS domain. Originally developed
by Sun Microsystems, NIS was first known...
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Red Hat Linux Networking , System Administration (P13) pot
Ngày tải lên :
07/07/2014, 09:20
... Novell Networks
With Red Hat Enterprise Linux, you can easily configure your system to con-
nect to Novell Netware servers. In this section, you learn how to configure
your Red Hat system to be a Novell ... also able to use the printers configured with the Red Hat
system.
Connecting to a Samba Client
In this section, you learn how to connect your system to other systems running
the SMB protocol. Connecting ... about a Linux program called Samba, which emulates the SMB
protocol and can be used to connect Linux networks to Windows networks.
You installed and configured Samba on a Red Hat Enterprise Linux...
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