Index Symbols .fetchmailrc, Fetchmail Configuration Options server options, Server Options user options, User Options .htaccess , Common httpd.conf Directives (see also Apache HTTP Server ) .htpasswd , Common httpd.conf Directives (see also Apache HTTP Server ) .procmailrc, Procmail Configuration /dev/oprofile/, Understanding /dev/oprofile/ /etc/named.conf (see BIND) /etc/sysconfig/ directory (see sysconfig directory) /etc/sysconfig/dhcpd, Starting and Stopping the Server /proc/ directory (see proc file system) /var/spool/anacron , Configuring Anacron Jobs /var/spool/cron , Configuring Cron Jobs (see OProfile) A Access Control configuring in SSSD, Creating Domains: Access Control SSSD rules, Creating Domains: Access Control anacron, Cron and Anacron anacron configuration file, Configuring Anacron Jobs user-defined tasks, Configuring Anacron Jobs anacrontab , Configuring Anacron Jobs 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 directives <Directory> , Common httpd.conf Directives <IfDefine> , Common httpd.conf Directives <IfModule> , Common httpd.conf Directives <Location> , Common httpd.conf Directives <Proxy> , Common httpd.conf Directives <VirtualHost> , Common httpd.conf Directives AccessFileName , Common httpd.conf Directives Action , Common httpd.conf Directives AddDescription , Common httpd.conf Directives AddEncoding , Common httpd.conf Directives AddHandler , Common httpd.conf Directives AddIcon , Common httpd.conf Directives AddIconByEncoding , Common httpd.conf Directives AddIconByType , Common httpd.conf Directives AddLanguage , Common httpd.conf Directives AddType , Common httpd.conf Directives Alias , Common httpd.conf Directives Allow , Common httpd.conf Directives AllowOverride , Common httpd.conf Directives BrowserMatch , Common httpd.conf Directives CacheDefaultExpire , Common httpd.conf Directives CacheDisable , Common httpd.conf Directives CacheEnable , Common httpd.conf Directives CacheLastModifiedFactor , Common httpd.conf Directives CacheMaxExpire , Common httpd.conf Directives CacheNegotiatedDocs , Common httpd.conf Directives CacheRoot , Common httpd.conf Directives CustomLog , Common httpd.conf Directives DefaultIcon , Common httpd.conf Directives DefaultType , Common httpd.conf Directives Deny , Common httpd.conf Directives DirectoryIndex , Common httpd.conf Directives DocumentRoot , Common httpd.conf Directives ErrorDocument , Common httpd.conf Directives ErrorLog , Common httpd.conf Directives ExtendedStatus , Common httpd.conf Directives Group , Common httpd.conf Directives HeaderName , Common httpd.conf Directives HostnameLookups , Common httpd.conf Directives Include , Common httpd.conf Directives IndexIgnore , Common httpd.conf Directives IndexOptions , Common httpd.conf Directives KeepAlive , Common httpd.conf Directives KeepAliveTimeout , Common httpd.conf Directives LanguagePriority , Common httpd.conf Directives Listen , Common httpd.conf Directives LoadModule , Common httpd.conf Directives LogFormat , Common httpd.conf Directives LogLevel , Common httpd.conf Directives MaxClients , Common Multi-Processing Module Directives MaxKeepAliveRequests , Common httpd.conf Directives MaxSpareServers , Common Multi-Processing Module Directives MaxSpareThreads , Common Multi-Processing Module Directives MinSpareServers , Common Multi-Processing Module Directives MinSpareThreads , Common Multi-Processing Module Directives NameVirtualHost , Common httpd.conf Directives Options , Common httpd.conf Directives Order , Common httpd.conf Directives PidFile , Common httpd.conf Directives ProxyRequests , Common httpd.conf Directives ReadmeName , Common httpd.conf Directives Redirect , Common httpd.conf Directives ScriptAlias , Common httpd.conf Directives ServerAdmin , Common httpd.conf Directives ServerName , Common httpd.conf Directives ServerRoot , Common httpd.conf Directives ServerSignature , Common httpd.conf Directives ServerTokens , Common httpd.conf Directives SetEnvIf , Common ssl.conf Directives StartServers , Common Multi-Processing Module Directives SuexecUserGroup , Common httpd.conf Directives ThreadsPerChild , Common Multi-Processing Module Directives Timeout , Common httpd.conf Directives TypesConfig , Common httpd.conf Directives UseCanonicalName , Common httpd.conf Directives User , Common httpd.conf Directives UserDir , Common httpd.conf Directives directories /etc/httpd/ , Common httpd.conf Directives /etc/httpd/conf.d/ , Editing the Configuration Files , Common httpd.conf Directives /usr/lib/httpd/modules/ , Common httpd.conf Directives , Working with Modules /usr/lib64/httpd/modules/ , Common httpd.conf Directives , Working with Modules /var/cache/mod_proxy/ , Common httpd.conf Directives /var/www/cgi-bin/ , Common httpd.conf Directives /var/www/html/ , Common httpd.conf Directives /var/www/icons/ , Common httpd.conf Directives ~/public_html/ , Common httpd.conf Directives files .htaccess , Common httpd.conf Directives .htpasswd , Common httpd.conf Directives /etc/httpd/conf.d/nss.conf , Enabling the mod_nss Module /etc/httpd/conf.d/ssl.conf , Common ssl.conf Directives , Enabling the mod_ssl Module /etc/httpd/conf/httpd.conf , Editing the Configuration Files , Common httpd.conf Directives , Common Multi-Processing Module Directives /etc/httpd/logs/access_log , Common httpd.conf Directives /etc/httpd/logs/error_log , Common httpd.conf Directives /etc/httpd/run/httpd.pid , Common httpd.conf Directives /etc/mime.types , Common httpd.conf Directives modules developing, Writing a Module loading, Loading a Module mod_asis, Notable Changes mod_cache, New Features mod_cern_meta, Notable Changes mod_disk_cache, New Features mod_ext_filter, Notable Changes mod_proxy_balancer, New Features mod_rewrite , Common httpd.conf Directives 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 2.2 changes, Notable Changes features, New Features updating from version 2.0, Updating the Configuration virtual host, Setting Up Virtual Hosts at , At and Batch additional resources, Additional Resources authconfig (see Authentication Configuration Tool) commands, Configuring Authentication from the Command Line authentication Authentication Configuration Tool, Configuring System Authentication using fingerprint support, Using Fingerprint Authentication using smart card authentication, Enabling Smart Card Authentication Authentication Configuration Tool and Kerberos authentication, Using Kerberos with LDAP or NIS Authentication and LDAP, Configuring LDAP Authentication and NIS, Configuring NIS Authentication and Winbind, Configuring Winbind Authentication and Winbind authentication, Configuring Winbind Authentication authoritative nameserver (see BIND) Automated Tasks, Automating System Tasks B batch , At and Batch additional resources, Additional Resources Berkeley Internet Name Domain (see BIND) BIND additional resources installed documentation, Installed Documentation related books, Related Books useful websites, Useful Websites common mistakes, Common Mistakes to Avoid configuration acl statement, Common Statement Types comment tags, Comment Tags controls statement, Other Statement Types include statement, Common Statement Types key statement, Other Statement Types logging statement, Other Statement Types options statement, Common Statement Types server statement, Other Statement Types trusted-keys statement, Other Statement Types view statement, Other Statement Types zone statement, Common Statement Types directories /etc/named/ , Configuring the named Service /var/named/ , Editing Zone Files /var/named/data/ , Editing Zone Files /var/named/dynamic/ , Editing Zone Files /var/named/slaves/ , Editing Zone Files features Automatic Zone Transfer (AXFR), Incremental Zone Transfers (IXFR) DNS Security Extensions (DNSSEC), DNS Security Extensions (DNSSEC) Incremental Zone Transfer (IXFR), Incremental Zone Transfers (IXFR) Internet Protocol version 6 (IPv6), Internet Protocol version 6 (IPv6) multiple views, Multiple Views Transaction SIGnature (TSIG), Transaction SIGnatures (TSIG) files /etc/named.conf , Configuring the named Service , Configuring the Utility /etc/rndc.conf , Configuring the Utility /etc/rndc.key , Configuring the Utility resource record, Nameserver Zones types authoritative nameserver, Nameserver Types primary (master) nameserver, Nameserver Zones , Nameserver Types recursive nameserver, Nameserver Types secondary (slave) nameserver, Nameserver Zones , Nameserver Types utilities dig, BIND as a Nameserver , Using the dig Utility , DNS Security Extensions (DNSSEC) named, BIND as a Nameserver , Configuring the named Service rndc, BIND as a Nameserver , Using the rndc Utility zones USDINCLUDE directive, Common Directives USDORIGIN directive, Common Directives USDTTL directive, Common Directives A (Address) resource record, Common Resource Records CNAME (Canonical Name) resource record, Common Resource Records comment tags, Comment Tags description, Nameserver Zones example usage, A Simple Zone File , A Reverse Name Resolution Zone File MX (Mail Exchange) resource record, Common Resource Records NS (Nameserver) resource record, Common Resource Records PTR (Pointer) resource record, Common Resource Records SOA (Start of Authority) resource record, Common Resource Records blkid, Using the blkid Command block devices, /proc/devices (see also /proc/devices) definition of, /proc/devices bonding (see channel bonding) boot loader verifying, Verifying the Boot Loader boot media, Preparing to Upgrade C ch-email .fetchmailrc global options, Global Options channel bonding configuration, Using Channel Bonding description, Using Channel Bonding interface configuration of, Channel Bonding Interfaces parameters to bonded interfaces, Bonding Module Directives channel bonding interface (see kernel module) character devices, /proc/devices (see also /proc/devices) definition of, /proc/devices chkconfig (see services configuration) Configuration File Changes, Preserving Configuration File Changes CPU usage, Viewing CPU Usage crash analyzing the dump message buffer, Displaying the Message Buffer open files, Displaying Open Files processes, Displaying a Process Status stack trace, Displaying a Backtrace virtual memory, Displaying Virtual Memory Information opening the dump image, Running the crash Utility system requirements, Analyzing the Core Dump createrepo, Creating a Yum Repository cron, Cron and Anacron additional resources, Additional Resources cron configuration file, Configuring Cron Jobs user-defined tasks, Configuring Cron Jobs crontab , Configuring Cron Jobs CUPS (see Printer Configuration) D date (see date configuration) date configuration date, Date and Time Setup system-config-date, Date and Time Properties default gateway, Static Routes and the Default Gateway deleting cache files in SSSD, Managing the SSSD Cache Denial of Service attack, /proc/sys/net/ (see also /proc/sys/net/ directory) definition of, /proc/sys/net/ desktop environments (see X) df, Using the df Command DHCP, DHCP Servers additional resources, Additional Resources client configuration, Configuring a DHCPv4 Client command-line options, Starting and Stopping the Server connecting to, Configuring a DHCPv4 Client dhcpd.conf, Configuration File dhcpd.leases, Starting and Stopping the Server dhcpd6.conf, DHCP for IPv6 (DHCPv6) DHCPv6, DHCP for IPv6 (DHCPv6) dhcrelay, DHCP Relay Agent global parameters, Configuration File group, Configuration File options, Configuration File reasons for using, Why Use DHCP? Relay Agent, DHCP Relay Agent shared-network, Configuration File starting the server, Starting and Stopping the Server stopping the server, Starting and Stopping the Server subnet, Configuration File dhcpd.conf, Configuration File dhcpd.leases, Starting and Stopping the Server DHCPv4 server configuration, Configuring a DHCPv4 Server dhcrelay, DHCP Relay Agent dig (see BIND) directory server (see OpenLDAP) display managers (see X) DNS definition, DNS Servers (see also BIND) documentation finding installed, Practical and Common Examples of RPM Usage DoS attack (see Denial of Service attack) downgrade and SSSD, Downgrading SSSD drivers (see kernel module) DSA keys generating, Generating Key Pairs du, Using the du Command Dynamic Host Configuration Protocol (see DHCP) E 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 epoch, /proc/stat (see also /proc/stat) definition of, /proc/stat Ethernet (see network) Ethtool command devname , Ethtool option --advertise , Ethtool --autoneg , Ethtool --duplex , Ethtool --features , Ethtool --identify , Ethtool --msglvl , Ethtool --phyad , Ethtool --port , Ethtool --show-features , Ethtool --show-time-stamping , Ethtool --sopass , Ethtool --speed , Ethtool --statistics , Ethtool --test , Ethtool --wol , Ethtool --xcvr , Ethtool exec-shield enabling, /proc/sys/kernel/ introducing, /proc/sys/kernel/ execution domains, /proc/execdomains (see also /proc/execdomains) definition of, /proc/execdomains extra packages for Enterprise Linux (EPEL) installable packages, Finding RPM Packages 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 system virtual (see proc file system) file systems, Viewing Block Devices and File Systems files, proc file system changing, Changing Virtual Files , Using the sysctl Command viewing, Viewing Virtual Files , Using the sysctl Command findmnt, Using the findmnt Command findsmb, Connecting to a Samba Share findsmb program, Samba Distribution Programs FQDN (see fully qualified domain name) frame buffer device, /proc/fb (see also /proc/fb) 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 fully qualified domain name, Nameserver Zones G gamin, Monitoring Files and Directories with gamin GNOME, Desktop Environments (see also X) gnome-system-log (see Log File Viewer) gnome-system-monitor, Using the System Monitor Tool , Using the System Monitor Tool , Using the System Monitor Tool , Using the System Monitor Tool GnuPG checking RPM package signatures, Checking a Package's Signature group configuration modifying group properties, Modifying Group Properties groups additional resources, Additional Resources installed documentation, Installed Documentation GRUB boot loader configuration file, Configuring the GRUB Boot Loader configuring, Configuring the GRUB Boot Loader H hardware viewing, Viewing Hardware Information HTTP server (see Apache HTTP Server) httpd (see Apache HTTP Server ) hugepages configuration of, /proc/sys/vm/ I ifdown, Interface Control Scripts ifup, Interface Control Scripts information about your system, System Monitoring Tools initial RAM disk image verifying, Verifying the Initial RAM Disk Image IBM eServer System i, Verifying the Initial RAM Disk Image initial RPM repositories installable packages, Finding RPM Packages insmod, Loading a Module (see also kernel module) installing package groups installing package groups with PackageKit, Installing and Removing Package Groups installing the kernel, Manually Upgrading the Kernel K KDE, Desktop Environments (see also X) kdump additional resources manual pages, Additional Resources websites, Additional Resources analyzing the dump (see crash) configuring the service default action, Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line dump image compression, Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line filtering level, Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line initial RAM disk, Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line kernel image, Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line kernel options, Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line memory usage, Configuring kdump at First Boot , Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line supported targets, Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line target location, Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line enabling the service, Configuring kdump at First Boot , Using the Kernel Dump Configuration Utility , Configuring kdump on the Command Line fadump, Using fadump on IBM PowerPC hardware installing, Installing the kdump Service running the service, Configuring kdump on the Command Line sadump, Using sadump on Fujitsu PRIMEQUEST systems system requirements, Configuring the kdump Service testing the configuration, Testing the Configuration kernel downloading, Downloading the Upgraded Kernel installing kernel packages, Manually Upgrading the Kernel kernel packages, Overview of Kernel Packages package, Manually Upgrading the Kernel performing kernel upgrade, Performing the Upgrade RPM package, Manually Upgrading the Kernel upgrade kernel available, Downloading the Upgraded Kernel Red Hat network, Downloading the Upgraded Kernel Security Errata, Downloading the Upgraded Kernel upgrading preparing, Preparing to Upgrade working boot media, Preparing to Upgrade upgrading the kernel, Manually Upgrading the Kernel Kernel Dump Configuration (see kdump) kernel module bonding module, Using Channel Bonding description, Using Channel Bonding parameters to bonded interfaces, Bonding Module Directives definition, Working with Kernel Modules directories /etc/sysconfig/modules/, Persistent Module Loading /lib/modules/<kernel_version>/kernel/drivers/, Loading a Module files /proc/modules, Listing Currently-Loaded Modules listing currently loaded modules, Listing Currently-Loaded Modules module information, Displaying Information About a Module loading at the boot time, Persistent Module Loading for the current session, Loading a Module module parameters bonding module parameters, Bonding Module Directives supplying, Setting Module Parameters unloading, Unloading a Module utilities insmod, Loading a Module lsmod, Listing Currently-Loaded Modules modinfo, Displaying Information About a Module modprobe, Loading a Module , Unloading a Module rmmod, Unloading a Module kernel package kernel for single,multicore and multiprocessor systems, Overview of Kernel Packages kernel-devel kernel headers and makefiles, Overview of Kernel Packages kernel-doc documentation files, Overview of Kernel Packages kernel-firmware firmware files, Overview of Kernel Packages kernel-headers C header files files, Overview of Kernel Packages perf firmware files, Overview of Kernel Packages kernel upgrading preparing, Preparing to Upgrade keyboard configuration, Keyboard Configuration Keyboard Indicator applet, Adding the Keyboard Layout Indicator Keyboard Preferences utility, Changing the Keyboard Layout layout, Changing the Keyboard Layout typing break, Setting Up a Typing Break Keyboard Indicator (see keyboard configuration) Keyboard Preferences (see keyboard configuration) kwin, Window Managers (see also X) L LDAP (see OpenLDAP) Log File Viewer, Managing Log Files in a Graphical Environment filtering, Viewing Log Files monitoring, Monitoring Log Files refresh rate, Viewing Log Files searching, Viewing Log Files log files, Viewing and Managing Log Files (see also Log File Viewer) 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 lsmod, Listing Currently-Loaded Modules (see also kernel module) lspci, Using the lspci Command , /proc/bus/pci lspcmcia, Using the lspcmcia 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 metacity, Window Managers (see also X) modinfo, Displaying Information About a Module (see also kernel module) modprobe, Loading a Module , Unloading a Module (see also kernel module) module (see kernel module) module parameters (see kernel module) 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) Multihomed DHCP host configuration, Host Configuration server configuration, Configuring a Multihomed DHCP Server mwm, Window Managers (see also X) N named (see BIND) nameserver (see DNS) net program, Samba Distribution Programs network additional resources, Additional Resources bridge bridging, Network Bridge commands /sbin/ifdown, Interface Control Scripts /sbin/ifup, Interface Control Scripts /sbin/service network, Interface Control Scripts configuration, Interface Configuration Files configuration files, Network Configuration Files functions, Network Function Files interface configuration files, Interface Configuration Files interfaces 802.1Q, Setting Up 802.1Q VLAN Tagging alias, Alias and Clone Files channel bonding, Channel Bonding Interfaces clone, Alias and Clone Files dialup, Dialup Interfaces Ethernet, Ethernet Interfaces ethtool, Ethtool VLAN, Setting Up 802.1Q VLAN Tagging scripts, Network Interfaces Network Time Protocol (see NTP) NIC binding into single channel, Using Channel Bonding nmblookup program, Samba Distribution Programs NSCD and SSSD, Using NSCD with SSSD NTP configuring, Network Time Protocol Properties , Network Time Protocol Setup ntpd, Network Time Protocol Properties , Network Time Protocol Setup ntpdate, Network Time Protocol Setup ntpd (see NTP) ntpdate (see NTP) ntsysv (see services configuration) O opannotate (see OProfile) opcontrol (see OProfile) OpenLDAP checking status, Checking the Service Status client applications, Overview of Common LDAP Client Applications configuration database, Changing the Database-Specific Configuration global, Changing the Global Configuration overview, OpenLDAP Server Setup directives olcAllows, Changing the Global Configuration olcConnMaxPending, Changing the Global Configuration olcConnMaxPendingAuth, Changing the Global Configuration olcDisallows, Changing the Global Configuration olcIdleTimeout, Changing the Global Configuration olcLogFile, Changing the Global Configuration olcReadOnly, Changing the Database-Specific Configuration olcReferral, Changing the Global Configuration olcRootDN, Changing the Database-Specific Configuration olcRootPW, Changing the Database-Specific Configuration olcSuffix, Changing the Database-Specific Configuration olcWriteTimeout, Changing the Global Configuration directories /etc/openldap/slapd.d/, Configuring an OpenLDAP Server /etc/openldap/slapd.d/cn=config/cn=schema/, Extending Schema features, OpenLDAP Features files /etc/openldap/ldap.conf, Configuring an OpenLDAP Server /etc/openldap/slapd.d/cn=config.ldif, Changing the Global Configuration /etc/openldap/slapd.d/cn=config/olcDatabase={2}bdb.ldif, Changing the Database-Specific Configuration installation, Installing the OpenLDAP Suite migrating authentication information, Migrating Old Authentication Information to LDAP Format packages, Installing the OpenLDAP Suite restarting, Restarting the Service running, Starting the Service schema, Extending Schema stopping, Stopping the Service terminology attribute, LDAP Terminology entry, LDAP Terminology LDIF, LDAP Terminology utilities, Overview of OpenLDAP Server Utilities , Overview of OpenLDAP Client Utilities 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 DSA keys generating, Generating Key Pairs RSA keys generating, Generating Key Pairs RSA Version 1 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 DSA, Generating Key Pairs RSA, Generating Key Pairs RSA Version 1, Generating Key Pairs using key-based authentication, Using Key-Based Authentication OpenSSL additional resources, Additional Resources SSL (see SSL ) TLS (see TLS ) ophelp, Setting Events to Monitor opreport (see OProfile) OProfile, OProfile /dev/oprofile/, Understanding /dev/oprofile/ additional resources, Additional Resources configuring, Configuring OProfile separating profiles, Separating Kernel and User-space Profiles events sampling rate, Sampling Rate setting, Setting Events to Monitor Java, OProfile Support for Java monitoring the kernel, Specifying the Kernel opannotate, Using opannotate opcontrol, Configuring OProfile --no-vmlinux, Specifying the Kernel --start, Starting and Stopping OProfile --vmlinux=, Specifying the Kernel ophelp, Setting Events to Monitor opreport, Using opreport , Getting more detailed output on the modules on a single executable, Using opreport on a Single Executable oprofiled, Starting and Stopping OProfile log file, Starting and Stopping OProfile overview of tools, Overview of Tools reading data, Analyzing the Data saving data, Saving Data starting, Starting and Stopping OProfile SystemTap, OProfile and SystemTap unit mask, Unit Masks oprofiled (see OProfile) oprof_start, Graphical Interface OS/400 boot loader configuration file, Configuring the OS/400 Boot Loader configuring, Configuring the OS/400 Boot Loader P package kernel RPM, Manually Upgrading the Kernel PackageKit, PackageKit adding and removing, Using Add/Remove Software architecture, PackageKit Architecture installing and removing package groups, Installing and Removing Package Groups installing packages, PackageKit managing packages, PackageKit PolicyKit authentication, Updating Packages with Software Update uninstalling packages, PackageKit updating packages, PackageKit viewing packages, PackageKit viewing transaction log, Viewing the Transaction Log packages adding and removing with PackageKit, Using Add/Remove Software dependencies, Unresolved Dependency determining file ownership with, Practical and Common Examples of RPM Usage displaying packages yum info, Displaying Package Information displaying packages with Yum yum info, Displaying Package Information extra packages for Enterprise Linux (EPEL), Finding RPM Packages filtering with PackageKit, Finding Packages with Filters Development, Finding Packages with Filters Free, Finding Packages with Filters Hide subpackages, Finding Packages with Filters Installed, Finding Packages with Filters No filter, Finding Packages with Filters Only available, Finding Packages with Filters Only development, Finding Packages with Filters Only end user files, Finding Packages with Filters Only graphical, Finding Packages with Filters Only installed, Finding Packages with Filters Only native packages, Finding Packages with Filters Only newest packages, Finding Packages with Filters filtering with PackageKit for packages, Finding Packages with Filters finding deleted files from, Practical and Common Examples of RPM Usage finding RPM packages, Finding RPM Packages initial RPM repositories, Finding RPM Packages installing a package group with Yum, Installing Packages installing and removing package groups, Installing and Removing Package Groups installing packages with PackageKit, PackageKit , Installing and Removing Packages (and Dependencies) dependencies, Installing and Removing Packages (and Dependencies) installing RPM, Installing and Upgrading installing with Yum, Installing Packages iRed Hat Enterprise Linux installation media, Finding RPM Packages kernel for single,multicore and multiprocessor systems, Overview of Kernel Packages kernel-devel kernel headers and makefiles, Overview of Kernel Packages kernel-doc documentation files, Overview of Kernel Packages kernel-firmware firmware files, Overview of Kernel Packages kernel-headers C header files files, Overview of Kernel Packages listing packages with Yum Glob expressions, Listing Packages yum grouplist, Listing Packages yum list all, Listing Packages yum list available, Listing Packages yum list installed, Listing Packages yum repolist, Listing Packages yum search, Listing Packages locating documentation for, Practical and Common Examples of RPM Usage managing packages with PackageKit, PackageKit obtaining list of files, Practical and Common Examples of RPM Usage packages and package groups, Packages and Package Groups perf firmware files, Overview of Kernel Packages querying uninstalled, Practical and Common Examples of RPM Usage removing, Uninstalling removing package groups with Yum, Removing Packages removing packages with PackageKit, Installing and Removing Packages (and Dependencies) RPM, RPM already installed, Package Already Installed configuration file changes, Configuration File Changes conflict, Conflicting Files failed dependencies, Unresolved Dependency freshening, Freshening pristine sources, RPM Design Goals querying, Querying removing, Uninstalling source and binary packages, RPM tips, Practical and Common Examples of RPM Usage uninstalling, Uninstalling verifying, Verifying searching packages with Yum yum search, Searching Packages setting packages with PackageKit checking interval, Updating Packages with Software Update uninstalling packages with PackageKit, PackageKit uninstalling packages with Yum, Removing Packages yum remove package_name, Removing Packages updating currently installed packages available updates, Updating Packages with Software Update updating packages with PackageKit, PackageKit PolicyKit, Updating Packages with Software Update Software Update, Updating Packages with Software Update upgrading RPM, Installing and Upgrading viewing packages with PackageKit, PackageKit viewing transaction log, Viewing the Transaction Log viewing Yum repositories with PackageKit, Refreshing Software Sources (Yum Repositories) Yum instead of RPM, RPM pdbedit program, Samba Distribution Programs PolicyKit, Updating Packages with Software Update Postfix, Postfix default installation, The Default Postfix Installation postfix, Mail Transport Agent (MTA) Configuration prefdm (see X) primary nameserver (see BIND) Printer Configuration CUPS, Printer Configuration 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 Printer Configuration) proc file system /proc/buddyinfo, /proc/buddyinfo /proc/bus/ directory, /proc/bus/ /proc/bus/pci viewing using lspci, /proc/bus/pci /proc/cmdline, /proc/cmdline /proc/cpuinfo, /proc/cpuinfo /proc/crypto, /proc/crypto /proc/devices block devices, /proc/devices character devices, /proc/devices /proc/dma, /proc/dma /proc/driver/ directory, /proc/driver/ /proc/execdomains, /proc/execdomains /proc/fb, /proc/fb /proc/filesystems, /proc/filesystems /proc/fs/ directory, /proc/fs /proc/interrupts, /proc/interrupts /proc/iomem, /proc/iomem /proc/ioports, /proc/ioports /proc/irq/ directory, /proc/irq/ /proc/kcore, /proc/kcore /proc/kmsg, /proc/kmsg /proc/loadavg, /proc/loadavg /proc/locks, /proc/locks /proc/mdstat, /proc/mdstat /proc/meminfo, /proc/meminfo /proc/misc, /proc/misc /proc/modules, /proc/modules /proc/mounts, /proc/mounts /proc/mtrr, /proc/mtrr /proc/net/ directory, /proc/net/ /proc/partitions, /proc/partitions /proc/PID/ directory, /proc/PID/ /proc/scsi/ directory, /proc/scsi/ /proc/self/ directory, /proc/self/ /proc/slabinfo, /proc/slabinfo /proc/stat, /proc/stat /proc/swaps, /proc/swaps /proc/sys/ directory, /proc/sys/ , Using the sysctl Command (see also sysctl) /proc/sys/dev/ directory, /proc/sys/dev/ /proc/sys/fs/ directory, /proc/sys/fs/ /proc/sys/kernel/ directory, /proc/sys/kernel/ /proc/sys/kernel/exec-shield, /proc/sys/kernel/ /proc/sys/kernel/sysrq (see system request key) /proc/sys/net/ directory, /proc/sys/net/ /proc/sys/vm/ directory, /proc/sys/vm/ /proc/sysrq-trigger, /proc/sysrq-trigger /proc/sysvipc/ directory, /proc/sysvipc/ /proc/tty/ directory, /proc/tty/ /proc/uptime, /proc/uptime /proc/version, /proc/version additional resources, Additional Resources installed documentation, Additional Resources changing files within, Changing Virtual Files , /proc/sys/ , Using the sysctl Command files within, top-level, Top-level Files within the proc File System introduced, The proc File System process directories, Process Directories subdirectories within, Directories within /proc/ viewing files within, Viewing Virtual Files 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 recursive nameserver (see BIND) Red Hat Support Tool getting support on the command line, Accessing Support Using the Red Hat Support Tool Red Hat Enterprise Linux installation media installable packages, Finding RPM Packages Red Hat Subscription Management subscription, Registering the System and Attaching Subscriptions removing package groups removing package groups with PackageKit, Installing and Removing Package Groups resource record (see BIND) rmmod, Unloading a Module (see also kernel module) rndc (see BIND) root nameserver (see BIND) rpcclient program, Samba Distribution Programs RPM, RPM additional resources, Additional Resources already installed, Package Already Installed basic modes, Using RPM checking package signatures, Checking a Package's Signature configuration file changes, Configuration File Changes conf.rpmsave, Configuration File Changes conflicts, Conflicting Files dependencies, Unresolved Dependency design goals, RPM Design Goals powerful querying, RPM Design Goals system verification, RPM Design Goals upgradability, RPM Design Goals determining file ownership with, Practical and Common Examples of RPM Usage documentation with, Practical and Common Examples of RPM Usage failed dependencies, Unresolved Dependency file conflicts resolving, Conflicting Files file name, Installing and Upgrading finding deleted files with, Practical and Common Examples of RPM Usage finding RPM packages, Finding RPM Packages freshening, Freshening GnuPG, Checking a Package's Signature installing, Installing and Upgrading md5sum, Checking a Package's Signature querying, Querying querying for file list, Practical and Common Examples of RPM Usage querying uninstalled packages, Practical and Common Examples of RPM Usage tips, Practical and Common Examples of RPM Usage uninstalling, Uninstalling upgrading, Installing and Upgrading verifying, Verifying website, Useful Websites RPM Package Manager (see RPM) RSA keys generating, Generating Key Pairs RSA Version 1 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 runlevel (see services configuration) S sadump additional resources installed documents, Additional Resources Samba (see Samba) Abilities, Introduction to Samba Account Information Databases, Samba Account Information Databases ldapsam, Samba Account Information Databases ldapsam_compat, Samba Account Information Databases mysqlsam, Samba Account Information Databases Plain Text, Samba Account Information Databases smbpasswd, Samba Account Information Databases tdbsam, Samba Account Information Databases xmlsam, Samba Account Information Databases Additional Resources, Additional Resources installed documentation, Additional Resources related books, Additional Resources useful websites, Additional Resources Backward Compatible Database Back Ends, Samba Account Information Databases Browsing, Samba Network Browsing configuration, Configuring a Samba Server , Command-Line Configuration default, Configuring a Samba Server CUPS Printing Support, Samba with CUPS Printing Support CUPS smb.conf, Simple smb.conf Settings daemon nmbd, Samba Daemons and Related Services overview, Samba Daemons and Related Services smbd, Samba Daemons and Related Services winbindd, Samba Daemons and Related Services encrypted passwords, Encrypted Passwords findsmb, Connecting to a Samba Share graphical configuration, Graphical Configuration Introduction, Introduction to Samba Network Browsing, Samba Network Browsing Domain Browsing, Domain Browsing WINS, WINS (Windows Internet Name Server) New Database Back Ends, Samba Account Information Databases Programs, Samba Distribution Programs findsmb, Samba Distribution Programs net, Samba Distribution Programs nmblookup, Samba Distribution Programs pdbedit, Samba Distribution Programs rpcclient, Samba Distribution Programs smbcacls, Samba Distribution Programs smbclient, Samba Distribution Programs smbcontrol, Samba Distribution Programs smbpasswd, Samba Distribution Programs smbspool, Samba Distribution Programs smbstatus, Samba Distribution Programs smbtar, Samba Distribution Programs testparm, Samba Distribution Programs wbinfo, Samba Distribution Programs Reference, Samba Samba Printers, Adding a Samba (SMB) printer Security Modes, Samba Security Modes , User-Level Security Active Directory Security Mode, User-Level Security Domain Security Mode, User-Level Security Share-Level Security, Share-Level Security User Level Security, User-Level Security Server Types, Samba Server Types and the smb.conf File server types Domain Controller, Domain Controller Domain Member, Domain Member Server Stand Alone, Stand-alone Server service conditional restarting, Starting and Stopping Samba reloading, Starting and Stopping Samba restarting, Starting and Stopping Samba starting, Starting and Stopping Samba stopping, Starting and Stopping Samba share connecting to via the command line, Connecting to a Samba Share connecting to with Nautilus, Connecting to a Samba Share mounting, Mounting the Share smb.conf, Samba Server Types and the smb.conf File Active Directory Member Server example, Domain Member Server Anonymous Print Server example, Stand-alone Server Anonymous Read Only example, Stand-alone Server Anonymous Read/Write example, Stand-alone Server NT4-style Domain Member example, Domain Member Server PDC using Active Directory, Domain Controller PDC using tdbsam, Domain Controller Secure File and Print Server example, Stand-alone Server smbclient, Connecting to a Samba Share WINS, WINS (Windows Internet Name Server) scp (see OpenSSH) secondary nameserver (see BIND) security plug-in (see Security) Security-Related Packages updating security-related packages, Updating Packages Sendmail, Sendmail 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 with UUCP, Common Sendmail Configuration Changes sendmail, Mail Transport Agent (MTA) Configuration service (see services configuration) services configuration, Services and Daemons chkconfig, Using the chkconfig Utility ntsysv, Using the ntsysv Utility runlevel, Configuring the Default Runlevel service, Running Services system-config-services, Using the Service Configuration Utility sftp (see OpenSSH) slab pools (see /proc/slabinfo) slapd (see OpenLDAP) smbcacls program, Samba Distribution Programs smbclient, Connecting to a Samba Share smbclient program, Samba Distribution Programs smbcontrol program, Samba Distribution Programs smbpasswd program, Samba Distribution Programs smbspool program, Samba Distribution Programs smbstatus program, Samba Distribution Programs smbtar program, Samba Distribution Programs 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 SSL , Setting Up an SSL Server (see also Apache HTTP Server ) SSL server (see Apache HTTP Server ) SSSD and NSCD, Using NSCD with SSSD configuration file creating, Setting up the sssd.conf File location, Using a Custom Configuration File sections, Creating the sssd.conf File downgrading, Downgrading SSSD identity provider local, Creating the sssd.conf File Kerberos authentication, Creating Domains: Kerberos Authentication LDAP domain, Creating Domains: LDAP supported LDAP directories, Creating Domains: LDAP Microsoft Active Directory domain, Creating Domains: Active Directory , Configuring Domains: Active Directory as an LDAP Provider (Alternative) proxy domain, Creating Domains: Proxy sudo rules rules stored per host, Configuring Services: sudo startx, Runlevel 3 (see X) (see also X) static route, Static Routes and the Default Gateway stunnel, Securing Email Client Communications subscriptions, Registering the System and Managing Subscriptions sysconfig directory /etc/sysconfig/apm-scripts/ directory, Directories in the /etc/sysconfig/ Directory /etc/sysconfig/arpwatch, /etc/sysconfig/arpwatch /etc/sysconfig/authconfig, /etc/sysconfig/authconfig /etc/sysconfig/autofs, /etc/sysconfig/autofs /etc/sysconfig/cbq/ directory, Directories in the /etc/sysconfig/ Directory /etc/sysconfig/clock, /etc/sysconfig/clock /etc/sysconfig/dhcpd, /etc/sysconfig/dhcpd /etc/sysconfig/firstboot, /etc/sysconfig/firstboot /etc/sysconfig/init, /etc/sysconfig/init /etc/sysconfig/ip6tables-config, /etc/sysconfig/ip6tables-config /etc/sysconfig/kernel, /etc/sysconfig/kernel /etc/sysconfig/keyboard, /etc/sysconfig/keyboard /etc/sysconfig/ldap, /etc/sysconfig/ldap /etc/sysconfig/named, /etc/sysconfig/named /etc/sysconfig/network, /etc/sysconfig/network /etc/sysconfig/network-scripts/ directory, Network Interfaces , Directories in the /etc/sysconfig/ Directory (see also network) /etc/sysconfig/networking/ directory, Directories in the /etc/sysconfig/ Directory /etc/sysconfig/ntpd, /etc/sysconfig/ntpd /etc/sysconfig/quagga, /etc/sysconfig/quagga /etc/sysconfig/radvd, /etc/sysconfig/radvd /etc/sysconfig/rhn/ directory, Directories in the /etc/sysconfig/ Directory /etc/sysconfig/samba, /etc/sysconfig/samba /etc/sysconfig/saslauthd, /etc/sysconfig/saslauthd /etc/sysconfig/selinux, /etc/sysconfig/selinux /etc/sysconfig/sendmail, /etc/sysconfig/sendmail /etc/sysconfig/spamassassin, /etc/sysconfig/spamassassin /etc/sysconfig/squid, /etc/sysconfig/squid /etc/sysconfig/system-config-users, /etc/sysconfig/system-config-users /etc/sysconfig/vncservers, /etc/sysconfig/vncservers /etc/sysconfig/xinetd, /etc/sysconfig/xinetd additional information about, The sysconfig Directory additional resources, Additional Resources installed documentation, Installed Documentation directories in, Directories in the /etc/sysconfig/ Directory files found in, Files in the /etc/sysconfig/ Directory sysctl configuring with /etc/sysctl.conf, Using the sysctl Command controlling /proc/sys/, Using the sysctl Command SysRq (see system request key) system analysis OProfile (see OProfile) 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 Monitor, Using the System Monitor Tool , Using the System Monitor Tool , Using the System Monitor Tool , Using the System Monitor Tool system request key enabling, /proc/sys/ System Request Key definition of, /proc/sys/ setting timing for, /proc/sys/kernel/ system-config-authentication (see Authentication Configuration Tool) system-config-date (see time configuration, date configuration) system-config-kdump (see kdump) system-config-services (see services configuration) systems registration, Registering the System and Managing Subscriptions subscription management, Registering the System and Managing Subscriptions T testparm program, Samba Distribution Programs time configuration date, Date and Time Setup synchronize with NTP server, Network Time Protocol Properties , Network Time Protocol Setup system-config-date, Date and Time Properties time zone configuration, Time Zone Properties TLB cache (see hugepages) TLS , Setting Up an SSL Server (see also Apache HTTP Server ) tool Authentication Configuration Tool, Configuring System Authentication top, Using the top Command twm, Window Managers (see also X) U updating currently installed packages available updates, Updating Packages with Software Update updating packages with PackageKit PolicyKit, Updating Packages with Software Update users additional resources, Additional Resources installed documentation, Installed Documentation V virtual file system (see proc file system) virtual files (see proc file system) virtual host (see Apache HTTP Server ) vsftpd additional resources, Additional Resources installed documentation, Installed Documentation online documentation, Online Documentation condrestart, Starting and Stopping vsftpd configuration file /etc/vsftpd/vsftpd.conf, vsftpd Configuration Options access controls, Log In Options and Access Controls anonymous user options, Anonymous User Options daemon options, Daemon Options directory options, Directory Options file transfer options, File Transfer Options format of, vsftpd Configuration Options local-user options, Local-User Options logging options, Logging Options login options, Log In Options and Access Controls network options, Network Options security options, Security Options encrypting, Encrypting vsftpd Connections Using TLS multihome configuration, Starting Multiple Copies of vsftpd restarting, Starting and Stopping vsftpd RPM files installed by, Files Installed with 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 wbinfo program, Samba Distribution Programs web server (see Apache HTTP Server) window managers (see X) X X /etc/X11/xorg.conf Boolean values for, The Structure of the Configuration Device, The Device section DRI, The DRI section Files section, The Files section InputDevice section, The InputDevice section introducing, The xorg.conf.d Directory , The xorg.conf File Monitor, The Monitor section Screen, The Screen section Section tag, The Structure of the Configuration ServerFlags section, The ServerFlags section ServerLayout section, The ServerLayout Section structure of, The Structure of the Configuration additional resources, Additional Resources installed documentation, Installed Documentation useful websites, Useful Websites configuration directory /etc/X11/xorg.conf.d, The xorg.conf.d Directory configuration files /etc/X11/ directory, X Server Configuration Files /etc/X11/xorg.conf, The xorg.conf File options within, X Server Configuration Files server options, The xorg.conf.d Directory , The xorg.conf File desktop environments GNOME, Desktop Environments KDE, Desktop Environments display managers configuration of preferred, Runlevel 5 definition of, Runlevel 5 GNOME, Runlevel 5 KDE, Runlevel 5 prefdm script, Runlevel 5 xdm, Runlevel 5 fonts Fontconfig, Fonts Fontconfig, adding fonts to, Adding Fonts to Fontconfig FreeType, Fonts introducing, Fonts Xft, Fonts introducing, The X Window System runlevels 3, Runlevel 3 5, Runlevel 5 runlevels and, Runlevels and X window managers kwin, Window Managers metacity, Window Managers mwm, Window Managers twm, Window Managers X clients, The X Window System , Desktop Environments and Window Managers desktop environments, Desktop Environments startx command, Runlevel 3 window managers, Window Managers xinit command, Runlevel 3 X server, The X Window System features of, The X Server X Window System (see X) X.500 (see OpenLDAP) X.500 Lite (see OpenLDAP) xinit (see X) Xorg (see Xorg) 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 enabling plug-ins, Enabling, Configuring, and Disabling Yum Plug-ins installing a package group with Yum, Installing Packages installing with Yum, Installing Packages listing packages with Yum Glob expressions, Listing Packages yum grouplist, Listing Packages yum list, Listing Packages yum list all, Listing Packages yum list available, Listing Packages yum list installed, Listing Packages yum repolist, Listing Packages packages and package groups, Packages and Package Groups plug-ins kabi, Plug-in Descriptions presto, Plug-in Descriptions product-id, Plug-in Descriptions refresh-packagekit, Plug-in Descriptions rhnplugin, Plug-in Descriptions search-disabled-repos, Plug-in Descriptions security, Plug-in Descriptions subscription-manager, Plug-in Descriptions yum-downloadonly, Plug-in Descriptions 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 package groups with Yum, Removing Packages uninstalling packages with Yum, Removing Packages yum remove package_name, Removing Packages variables, Using Yum Variables yum cache, Working with Yum Cache yum clean, Working with Yum Cache 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 repositories viewing Yum repositories with PackageKit, Refreshing Software Sources (Yum Repositories) 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 packages automatically, Updating Packages updating security-related packages, Updating Packages

Commands: