Index

Symbols

.fetchmailrc, Fetchmail Configuration Options
server options, Server Options
user options, User Options
.procmailrc, Procmail Configuration

A

ABRT, Introduction to ABRT
(see also abrtd)
(see also Bugzilla)
(see also Red Hat Technical Support)
additional resources, Additional Resources
autoreporting, Setting Up Automatic Reporting
CLI, Using the Command Line Tool
configuring, Configuring ABRT
configuring events, Configuring Events
crash detection, Introduction to ABRT
creating events, Creating Custom Events
GUI, Using the GUI
installing, Installing ABRT and Starting its Services
introducing, Introduction to ABRT
problems
detecting, Detecting Software Problems
handling of, Handling Detected Problems
supported, Detecting Software Problems
standard events, Configuring Events
starting, Installing ABRT and Starting its Services, Starting the ABRT Services
testing, Testing ABRT Crash Detection
ABRT CLI
installing, Installing ABRT for the Command Line
ABRT GUI
installing, Installing the ABRT GUI
ABRT Tools
installing, Installing Supplementary ABRT Tools
abrtd
additional resources, Additional Resources
restarting, Starting the ABRT Services
starting, Installing ABRT and Starting its Services, Starting the ABRT Services
status, Starting the ABRT Services
testing, Testing ABRT Crash Detection
Access Control Lists (see ACLs)
ACLs
access ACLs, Setting Access ACLs
additional resources, ACL References
archiving with, Archiving File Systems With ACLs
default ACLs, Setting Default ACLs
getfacl , Retrieving ACLs
mounting file systems with, Mounting File Systems
mounting NFS shares with, NFS
on ext3 file systems, Access Control Lists
retrieving, Retrieving ACLs
setfacl , Setting Access ACLs
setting
access ACLs, Setting Access ACLs
with Samba, Access Control Lists
adding
group, Adding a New Group
user, Adding a New User
Apache HTTP Server
additional resources
installable documentation, Additional Resources
installed documentation, Additional Resources
useful websites, Additional Resources
checking configuration, Editing the Configuration Files
checking status, Verifying the Service Status
directories
/etc/httpd/conf.d/ , Editing the Configuration Files
/usr/lib64/httpd/modules/ , Working with Modules
files
/etc/httpd/conf.d/nss.conf , Enabling the mod_nss Module
/etc/httpd/conf.d/ssl.conf , Enabling the mod_ssl Module
/etc/httpd/conf/httpd.conf , Editing the Configuration Files
modules
developing, Writing a Module
loading, Loading a Module
mod_ssl , Setting Up an SSL Server
mod_userdir, Updating the Configuration
restarting, Restarting the Service
SSL server
certificate, An Overview of Certificates and Security, Using an Existing Key and Certificate, Generating a New Key and Certificate
certificate authority, An Overview of Certificates and Security
private key, An Overview of Certificates and Security, Using an Existing Key and Certificate, Generating a New Key and Certificate
public key, An Overview of Certificates and Security
starting, Starting the Service
stopping, Stopping the Service
version 2.4
changes, Notable Changes
updating from version 2.2, Updating the Configuration
virtual host, Setting Up Virtual Hosts
Automated Tasks, Automating System Tasks

B

blkid, Using the blkid Command
boot loader
GRUB 2 boot loader, Working with GRUB 2

C

ch-email .fetchmailrc
global options, Global Options
Configuration
basic configuration, Basic Configuration of the Environment
Configuring a System for Accessibility, Configuring a System for Accessibility
CPU usage, Viewing CPU Usage
createrepo, Creating a Yum Repository
cron, Scheduling a Recurring Job Using Cron
CUPS (see Print Settings)

D

df, Using the df Command
du, Using the du Command

E

ECDSA keys
generating, Generating Key Pairs
email
additional resources, Additional Resources
installed documentation, Installed Documentation
online documentation, Online Documentation
related books, Related Books
Fetchmail, Fetchmail
mail server
Dovecot, Dovecot
Postfix, Postfix
Procmail, Mail Delivery Agents
program classifications, Email Program Classifications
protocols, Email Protocols
IMAP, IMAP
POP, POP
SMTP, SMTP
security, Securing Communication
clients, Secure Email Clients
servers, Securing Email Client Communications
Sendmail, Sendmail
spam
filtering out, Spam Filters
types
Mail Delivery Agent, Mail Delivery Agent
Mail Transport Agent, Mail Transport Agent
Mail User Agent, Mail User Agent

F

Fetchmail, Fetchmail
additional resources, Additional Resources
command options, Fetchmail Command Options
informational, Informational or Debugging Options
special, Special Options
configuration options, Fetchmail Configuration Options
global options, Global Options
server options, Server Options
user options, User Options
file systems, Viewing Block Devices and File Systems
findmnt, Using the findmnt Command
free, Using the free Command
FTP, FTP
(see also vsftpd)
active mode, The File Transfer Protocol
command port, The File Transfer Protocol
data port, The File Transfer Protocol
definition of, FTP
introducing, The File Transfer Protocol
passive mode, The File Transfer Protocol

G

getfacl , Retrieving ACLs
gnome-system-log (see System Log)
gnome-system-monitor, Using the System Monitor Tool, Using the System Monitor Tool, Using the System Monitor Tool, Using the System Monitor Tool
group configuration
groupadd, Adding a New Group
viewing list of groups, Managing Users in a Graphical Environment
groups (see group configuration)
additional resources, Additional Resources
installed documentation, Additional Resources
GID, Managing Users and Groups
introducing, Managing Users and Groups
shared directories, Creating Group Directories
tools for management of
groupadd, User Private Groups, Using Command-Line Tools
user private, User Private Groups
GRUB 2
configuring GRUB 2, Working with GRUB 2
customizing GRUB 2, Working with GRUB 2
reinstalling GRUB 2, Working with GRUB 2

H

hardware
viewing, Viewing Hardware Information
HTTP server (see Apache HTTP Server)
httpd (see Apache HTTP Server )

I

information
about your system, System Monitoring Tools

K

keyboard configuration, System Locale and Keyboard Configuration
layout, Changing the Keyboard Layout

L

localectl (see keyboard configuration)
log files, Viewing and Managing Log Files
(see also System Log)
description, Viewing and Managing Log Files
locating, Locating Log Files
monitoring, Monitoring Log Files
rotating, Locating Log Files
rsyslogd daemon, Viewing and Managing Log Files
viewing, Viewing Log Files
logrotate, Locating Log Files
lsblk, Using the lsblk Command
lscpu, Using the lscpu Command
lspci, Using the lspci Command
lsusb, Using the lsusb Command

M

Mail Delivery Agent (see email)
Mail Transport Agent (see email) (see MTA)
Mail Transport Agent Switcher, Mail Transport Agent (MTA) Configuration
Mail User Agent, Mail Transport Agent (MTA) Configuration (see email)
MDA (see Mail Delivery Agent)
memory usage, Viewing Memory Usage
MTA (see Mail Transport Agent)
setting default, Mail Transport Agent (MTA) Configuration
switching with Mail Transport Agent Switcher, Mail Transport Agent (MTA) Configuration
MUA, Mail Transport Agent (MTA) Configuration (see Mail User Agent)

O

OpenSSH, OpenSSH, Main Features
(see also SSH)
additional resources, Additional Resources
client, OpenSSH Clients
scp, Using the scp Utility
sftp, Using the sftp Utility
ssh, Using the ssh Utility
ECDSA keys
generating, Generating Key Pairs
RSA keys
generating, Generating Key Pairs
server, Starting an OpenSSH Server
starting, Starting an OpenSSH Server
stopping, Starting an OpenSSH Server
ssh-add, Configuring ssh-agent
ssh-agent, Configuring ssh-agent
ssh-keygen
ECDSA, Generating Key Pairs
RSA, Generating Key Pairs
using key-based authentication, Using Key-based Authentication
OpenSSL
additional resources, Additional Resources
SSL (see SSL )
TLS (see TLS )

P

package groups
listing package groups with yum
yum groups, Listing Package Groups
packages, Working with Packages
displaying packages
yum info, Displaying Package Information
displaying packages with yum
yum info, Displaying Package Information
downloading packages with yum, Downloading Packages
installing a package group with yum, Installing a Package Group
installing with yum, Installing Packages
listing packages with yum
Glob expressions, Searching Packages
yum list available, Listing Packages
yum list installed, Listing Packages
yum repolist, Listing Packages
yum search, Listing Packages
searching packages with yum
yum search, Searching Packages
uninstalling packages with yum, Removing Packages
passwords
shadow, Shadow Passwords
Postfix, Postfix
default installation, The Default Postfix Installation
postfix, Mail Transport Agent (MTA) Configuration
Print Settings
CUPS, Print Settings
IPP Printers, Adding an IPP Printer
LDP/LPR Printers, Adding an LPD/LPR Host or Printer
Local Printers, Adding a Local Printer
New Printer, Starting Printer Setup
Print Jobs, Managing Print Jobs
Samba Printers, Adding a Samba (SMB) printer
Settings, The Settings Page
Sharing Printers, Sharing Printers
printers (see Print Settings)
processes, Viewing System Processes
Procmail, Mail Delivery Agents
additional resources, Additional Resources
configuration, Procmail Configuration
recipes, Procmail Recipes
delivering, Delivering vs. Non-Delivering Recipes
examples, Recipe Examples
flags, Flags
local lockfiles, Specifying a Local Lockfile
non-delivering, Delivering vs. Non-Delivering Recipes
SpamAssassin, Spam Filters
special actions, Special Conditions and Actions
special conditions, Special Conditions and Actions
ps, Using the ps Command

R

RAM, Viewing Memory Usage
rcp, Using the scp Utility
ReaR
basic usage, Basic ReaR Usage
Red Hat Support Tool
getting support on the command line, Accessing Support Using the Red Hat Support Tool
Red Hat Subscription Management
subscription, Registering the System and Attaching Subscriptions
RSA keys
generating, Generating Key Pairs
rsyslog, Viewing and Managing Log Files
actions, Actions
configuration, Basic Configuration of Rsyslog
debugging, Debugging Rsyslog
filters, Filters
global directives, Global Directives
log rotation, Log Rotation
modules, Using Rsyslog Modules
new configuration format, Using the New Configuration Format
queues, Working with Queues in Rsyslog
rulesets, Rulesets
templates, Templates

S

Samba
Samba Printers, Adding a Samba (SMB) printer
scp (see OpenSSH)
security plug-in (see Security)
Security-Related Packages
updating security-related packages, Updating Packages
Sendmail, Sendmail, Common Sendmail Configuration Changes
additional resources, Additional Resources
aliases, Masquerading
common configuration changes, Common Sendmail Configuration Changes
default installation, The Default Sendmail Installation
LDAP and, Using Sendmail with LDAP
limitations, Purpose and Limitations
masquerading, Masquerading
purpose, Purpose and Limitations
spam, Stopping Spam
sendmail, Mail Transport Agent (MTA) Configuration
setfacl , Setting Access ACLs
sftp (see OpenSSH)
shadow passwords
overview of, Shadow Passwords
SpamAssassin
using with Procmail, Spam Filters
ssh (see OpenSSH)
SSH protocol
authentication, Authentication
configuration files, Configuration Files
system-wide configuration files, Configuration Files
user-specific configuration files, Configuration Files
connection sequence, Event Sequence of an SSH Connection
features, Main Features
insecure protocols, Requiring SSH for Remote Connections
layers
channels, Channels
transport layer, Transport Layer
port forwarding, Port Forwarding
requiring for remote login, Requiring SSH for Remote Connections
security risks, Why Use SSH?
version 1, Protocol Versions
version 2, Protocol Versions
X11 forwarding, X11 Forwarding
ssh-add, Configuring ssh-agent
ssh-agent, Configuring ssh-agent
SSL , Setting Up an SSL Server
(see also Apache HTTP Server )
SSL server (see Apache HTTP Server )
star , Archiving File Systems With ACLs
stunnel, Securing Email Client Communications
subscriptions, Registering the System and Managing Subscriptions
system information
cpu usage, Viewing CPU Usage
file systems, Viewing Block Devices and File Systems
gathering, System Monitoring Tools
hardware, Viewing Hardware Information
memory usage, Viewing Memory Usage
processes, Viewing System Processes
currently running, Using the top Command
System Log
filtering, Viewing Log Files
monitoring, Monitoring Log Files
refresh rate, Viewing Log Files
searching, Viewing Log Files
System Monitor, Using the System Monitor Tool, Using the System Monitor Tool, Using the System Monitor Tool, Using the System Monitor Tool
systems
registration, Registering the System and Managing Subscriptions
subscription management, Registering the System and Managing Subscriptions

T

the Users settings tool (see user configuration)
TLS , Setting Up an SSL Server
(see also Apache HTTP Server )
top, Using the top Command

U

user configuration
command line configuration
passwd, Adding a New User
useradd, Adding a New User
viewing list of users, Managing Users in a Graphical Environment
user private groups (see groups)
and shared directories, Creating Group Directories
useradd command
user account creation using, Adding a New User
users (see user configuration)
additional resources, Additional Resources
installed documentation, Additional Resources
introducing, Managing Users and Groups
tools for management of
the Users setting tool, Using Command-Line Tools
useradd, Using Command-Line Tools
UID, Managing Users and Groups

V

virtual host (see Apache HTTP Server )
vsftpd
additional resources, Additional Resources
installed documentation, Installed Documentation
online documentation, Online Documentation
encrypting, Encrypting vsftpd Connections Using TLS
multihome configuration, Starting Multiple Copies of vsftpd
restarting, Starting and Stopping vsftpd
securing, Encrypting vsftpd Connections Using TLS, SELinux Policy for vsftpd
SELinux, SELinux Policy for vsftpd
starting, Starting and Stopping vsftpd
starting multiple copies of, Starting Multiple Copies of vsftpd
status, Starting and Stopping vsftpd
stopping, Starting and Stopping vsftpd
TLS, Encrypting vsftpd Connections Using TLS

W

web server (see Apache HTTP Server)

Y

Yum
configuring plug-ins, Enabling, Configuring, and Disabling Yum Plug-ins
configuring yum and yum repositories, Configuring Yum and Yum Repositories
disabling plug-ins, Enabling, Configuring, and Disabling Yum Plug-ins
displaying packages
yum info, Displaying Package Information
displaying packages with yum
yum info, Displaying Package Information
downloading packages with yum, Downloading Packages
enabling plug-ins, Enabling, Configuring, and Disabling Yum Plug-ins
installing a package group with yum, Installing a Package Group
installing with yum, Installing Packages
listing package groups with yum
yum groups list, Listing Package Groups
listing packages with yum
Glob expressions, Searching Packages
yum list, Listing Packages
yum list available, Listing Packages
yum list installed, Listing Packages
yum repolist, Listing Packages
packages, Working with Packages
plug-ins
aliases, Working with Yum Plug-ins
kabi, Working with Yum Plug-ins
langpacks, Working with Yum Plug-ins
product-id, Working with Yum Plug-ins
search-disabled-repos, Working with Yum Plug-ins
yum-changelog, Working with Yum Plug-ins
yum-tmprepo, Working with Yum Plug-ins
yum-verify, Working with Yum Plug-ins
yum-versionlock, Working with Yum Plug-ins
repository, Adding, Enabling, and Disabling a Yum Repository, Creating a Yum Repository
searching packages with yum
yum search, Searching Packages
setting [main] options, Setting [main] Options
setting [repository] options, Setting [repository] Options
uninstalling packages with yum, Removing Packages
variables, Using Yum Variables
Yum plug-ins, Yum Plug-ins
Yum repositories
configuring yum and yum repositories, Configuring Yum and Yum Repositories
yum update, Upgrading the System Off-line with ISO and Yum
Yum Updates
checking for updates, Checking For Updates
updating a single package, Updating Packages
updating all packages and dependencies, Updating Packages
updating packages, Updating Packages
updating security-related packages, Updating Packages