Index

A

• ACLS
  • adding / Adding ACLS
• Active Directory
  • domain, preparing to join / Preparing to join an Active Directory domain
  • information, listing / Listing the Active Directory information
  • users, creating / Creating Active Directory users
  • groups, creating / Creating Active Directory groups
  • group membership, managing / Managing the Active Directory group membership
  • accounts with sudo, delegating / Delegating Active Directory accounts with sudo
  • domain, leaving / Leaving a domain
  • using, as identity provider for sssd / Understanding Active Directory as an identity provider for sssd
• Active Directory credentials
  • used, for logging on to RHEL 7 / Logging on to RHEL 7 using Active Directory credentials
• Apache 2.4
  • installing / Installing Apache 2.4
• Apache web service
  • controlling / Controlling the Apache web service
  • server name, setting up / Setting up the server name
  • custom error page, setting up / Setting up a custom error page
• ARP (Address Resolution Protocol) cache / Using the ip command to display configurations
• audit2allow command / The audit2allow command
• autofs
  • used, for auto-mounting NFS / Auto-mounting NFS with autofs
• AVC (Access Vector Cache) / The log file

B

• Berkeley Internet Name Domain (BIND) / Domain Name System
• btrfs
  • about / Overview of btrfs
  • lab environment / Overview of the lab environment
  • installing / Installing btrfs
  • volume management / Volume management the old way
  • volume management, with BTRFS / Volume management with btrfs
  • snapshots, using / Using btrfs snapshots
  • optimizing, for solid state drives / Optimizing btrfs for solid state drives
• btrfs filesystem
  • creating / Creating the btrfs filesystem
  • resizing / Resizing btrfs filesystems
  • devices, adding / Adding devices to the btrfs filesystem
  • balancing / Balancing the btrfs filesystem

C

• CentOS
  • about / CentOS
  • URL / CentOS
• chcon command / chcon and restorecon
• chronyd
  • implementing / Implementing chronyd
• Control Center
  • used, for interacting with NetworkManager / Interacting with the NetworkManager using the Control Center
  • used, for adding new profile / Adding a new profile with the Control Center
• Copy-On-Write technology
  • about / The Copy-On-Write technology

D

• DHCP (Dynamic Host Control Protocol) / Using the ip command to display configurations
• DHCP server
  • about / Configuring a DHCP server
• DHCP service (Dynamic Host Configuration Protocol) / Configuring clients to use this server
• direct rules
  • implementing / Implementing direct rules
• DNS
  • about / Domain Name System
  • Caching Only DNS server, installing / Installing and configuring a Caching Only DNS server
  • Caching Only DNS server, configuring / Installing and configuring a Caching Only DNS server
  • clients, configuring to use server / Configuring clients to use this server
  • configuring / Configuring time and DNS
• DNS server
  • MX record, adding / Adding an MX record to the DNS server
• DNS zone, configuring
  • about / Configuring the DNS zone
  • zone from /etc/named.conf, referencing / Referencing the zone from /etc/named.conf
  • zone file, creating / Creating the zone file
• DocumentRoot directory
  • configuring / Configuring the DocumentRoot directory
• domain
  • leaving / Leaving a domain
• domain enrolment
  • managing, realm used / Using realm to manage domain enrolment

E

• e-mail delivery
  • implementing, on RHEL 7 / Implementing e-mail delivery on RHEL 7
• exportfs
  • used, for creating temporary exports / Using exportfs to create temporary exports
• exports, NFS server / The NFS server configuration

F

• Fedora
  • about / Fedora
  • URL / Fedora
• file shares
  • configuring, in Samba / Configuring file shares in Samba
• firewall
  • NFSv4, hosting behind / Hosting NFSv4 behind a firewall
  • NFSv3, hosting behind / Hosting NFSv3 behind a firewall
  • status / The firewall status
• firewalld
  • rich rules, using / Using rich rules
  • URL / Using rich rules
• firewall rules
  • services used / Firewall rules using services
  • ports used / Firewall rules using ports

G

• General Public License (GPL) / Overview of btrfs
• GPL (GNU Public License) agreement / CentOS
• group management
  • with adcli / User and group management with adcli

H

• hostnamectl
  • using / Using ip and hostnamectl
  • RHEL 7 hostname, configuring with / Configuring the RHEL 7 hostname with hostnamectl
• httpd service
  • configuring / Configuring the httpd service
  • Apache 2.4, installing / Installing Apache 2.4
  • configuration base / The configuration
  • DocumentRoot directory, configuring / Configuring the DocumentRoot directory

I

• identity management
  • about / Overview of identity management
• ip
  • using / Using ip and hostnamectl
• IP-based virtual hosting / IP-based
• ip command
  • used, for displaying configurations / Using the ip command to display configurations
  • used, for implementing configuration changes / Using the ip command to implement configuration changes
• iptables
  • reverting to / Reverting to iptables
• IQN (iSCSI Qualified Name) / Creating iSCSI targets
• ISC (Internet Systems Consortium) / Domain Name System
• iSCSI Initiator
  • working with / Working with the iSCSI Initiator
• iSCSI targets
  • about / The iSCSI target (server)
  • managing, targetcli command used / Managing iSCSI targets with targetcli
  • storage backstores, creating / Creating storage backstores
  • creating / Creating iSCSI targets
  • LUNS, adding / Adding LUNS to the iSCSI target

K

• Kerberos
  • configuring / Configuring Kerberos
• kernel
  • URL / Red Hat Enterprise Linux

L

• labels, SELinux
  • about / Labels
• lab environment
  • about / An overview of the lab environment , An overview of the lab environment
• LDAP (Lightweight Directory Access Protocol) server / Overview of identity management
• Linux
  • /etc/system-release file / The /etc/system-release file
  • /etc/issue fileTopicnabout / The /etc/issue file
  • lsb_releaseTopicnusing / Using lsb_release
  • kernel versionTopicndetermining / Determining the kernel version
• logical volumes
  • managing, LVM used / Managing logical volumes with LVM
  • creating / Creating logical volumes
• LOM (LAN on motherboard) / Consistent naming for network devices
• LUNS
  • adding, to iSCSI target / Adding LUNS to the iSCSI target
• LVM
  • used, for managing logical volumes / Managing logical volumes with LVM
  • physical volumes / Managing logical volumes with LVM
  • volume groups / Managing logical volumes with LVM
  • logical volumes / Managing logical volumes with LVM
  • disk, partitioning / Partitioning the disk
  • physical volume, creating / Creating the physical volume
  • volume group, creating / Creating the volume group
  • logical volumes, creating / Creating logical volumes

M

• Mail Exchange (MX) / Creating the zone file
• masquerading / Masquerading and Network Address Translation
• mDNS (Multicast DNS) / Simple exports
• modes, SELinux
  • about / Modes
  • disabled mode / The disabled mode
  • permissive mode / The permissive mode
  • enforcing mode / The enforcing mode
• modules
  • loading / Loading modules
• multi-level security (MLS) policy type / MLS
• multidisk btrfs volumes
  • mounting, from /etc/fstab / Mounting multidisk btrfs volumes from /etc/fstab
  • RAID1 mirror / Creating a RAID1 mirror
• MX record
  • adding, to DNS server / Adding an MX record to the DNS server

N

• name-based virtual hosting
  • about / Name-based
  • name resolution / The name resolution
  • Apache configuration / The Apache configuration
• NAT (Network Address Translation) / Masquerading and Network Address Translation
• Network Address Translation (NAT) / An overview of NFS
• network devices
  • naming / Consistent naming for network devices
  • naming, schemes / Consistent naming for network devices
  • naming, example / A real-life network device naming example
  • naming, disabling / Disabling consistent network device naming
  • configuration changes, persisting / Persisting network configuration changes
• Network Information Service (NIS) / Domain Name System
• NetworkManager
  • about / Introduction to the Red Hat NetworkManager
  • interacting with, Control Center used / Interacting with the NetworkManager using the Control Center
  • interacting with, nmtui used / Interacting with the NetworkManager using nmtui
  • interacting with, nmcli used / Extreme interaction with NetworkManager using nmcli
• network routing
  • reverting to / Routing
• Network Time Protocol (NTP) / Configuring time services on RHEL 7
• NFS
  • about / An overview of NFS
  • lab environment / Overview of the lab environment
  • server configuration / The NFS server configuration
  • client, configuring / Configuring the NFS client
  • auto-mounting, autofs used / Auto-mounting NFS with autofs
• NFS server, configuration
  • about / The NFS server configuration
  • exports / The NFS server configuration
  • simple exports / Simple exports
  • advanced exports / Advanced exports
  • pseudo-root / Pseudo-root
• NFSv3
  • hosting, behind firewall / Hosting NFSv3 behind a firewall
  • issues, diagnosing / Diagnosing NFSv3 issues
  • static ports, using / Using static ports for NFSv3
• NFSv4
  • hosting, behind firewall / Hosting NFSv4 behind a firewall
• nmcli
  • used, for interacting with NetworkManager / Extreme interaction with NetworkManager using nmcli
• nmtui
  • used, for interacting with NetworkManager / Interacting with the NetworkManager using nmtui
• NSS
  • configuring / Configuring NSS
• ntpd
  • implementing / Implementing ntpd

O

• Oracle VirtualBox
  • URL / Overview of the lab environment
• OU (Organizational Unit) / Creating Active Directory groups

P

• PAM
  • configuring / Configuring PAM
• PAM (Pluggable Authentication Modules) / The su command
• permissive domains / Permissive domains
• physical volume
  • creating / Creating the physical volume
• PID (process ID) / The firewall status
• policy type, SELinux
  • minimum / Minimum
  • targeted / Targeted
  • multi-level security (MLS) / MLS
• port- based virtual hosting / Port-based
• ports
  • used, for firewall rules / Firewall rules using ports
• privileges
  • elevating / Elevating privileges
• PTP
  • implementing, on RHEL 7 / Implementing PTP on RHEL 7

R

• RAID (Redundant Array of Inexpensive Disks)
  • about / Creating a RAID1 mirror
• realm
  • used, for managing domain enrolment / Using realm to manage domain enrolment
• Red Hat
  • NetworkManager / Introduction to the Red Hat NetworkManager
• Redundant Array of Inexpensive Disks (RAID) / Overview of btrfs
• restorecon command / chcon and restorecon
• RHEL
  • about / Red Hat Enterprise Linux
• RHEL 7
  • time services, configuring / Configuring time services on RHEL 7
  • chronyd, implementing / Implementing chronyd
  • ntpd, implementing / Implementing ntpd
  • PTP, implementing / Implementing PTP on RHEL 7
  • e-mail delivery, implementing / Implementing e-mail delivery on RHEL 7
  • Samba client / The Samba client on RHEL 7
  • logging on to, Active Directory credentials used / Logging on to RHEL 7 using Active Directory credentials
• RHEL 7 hostname
  • configuring, hostnamectl used / Configuring the RHEL 7 hostname with hostnamectl
• routing
  • about / Routing

S

• Samba client
  • on RHEL 7 / The Samba client on RHEL 7
• Samba services
  • about / An overview of Samba and Samba services
  • managing / Managing Samba services
  • file shares, configuring / Configuring file shares in Samba
  • troubleshooting / Troubleshooting Samba
• SELinux
  • about / What is SELinux, Understanding SELinux
  • modes / Modes
  • labels / Labels
  • policy type / Policy types
  • policy / Policies
  • tools / SELinux tools
  • troubleshooting / Troubleshooting SELinux
• SELinux, troubleshooting
  • log filr / The log file
  • audit2allow command / The audit2allow command
  • permissive domains / Permissive domains
• SIDs (Security Identifiers) / Managing Samba services
• SMTP (Simple Mail Transfer Protocol) / Implementing PTP on RHEL 7
• snapper
  • used, for managing snapshots / Managing snapshots with snapper
• snapshots, btrfs
  • about / Using btrfs snapshots
  • managing, snapper used / Managing snapshots with snapper
• source
  • managing / Source management
• sssd
  • Active Directory, using as identity provider / Understanding Active Directory as an identity provider for sssd
• SSSD
  • configuring / Configuring SSSD
• Start Of Authority (SOA) / Creating the zone file
• static ports
  • using, for NFSv3 / Using static ports for NFSv3
• Storage Area Network (SAN) / The iSCSI target (server)
• su command
  • about / The su command
  • sul / The su command
• sudo command
  • delegating with / Delegating with the sudo command

T

• targetcli command
  • used, for managing iSCSI targets / Managing iSCSI targets with targetcli
• targetcli tools
  • installing / Installing the targetd service and targetcli tools
• targetd service
  • installing / Installing the targetd service and targetcli tools
• targeted policy
  • domains, unconfined / Unconfined domains
• targeted policy type / Targeted
  • about / Working with the targeted policy type
• time services
  • configuring, on RHEL 7 / Configuring time services on RHEL 7
  • configuring / Configuring time and DNS
• tools, SELinux
  • about / SELinux tools
  • restorecon command / chcon and restorecon
  • chcon command / chcon and restorecon
  • Boolean values / Boolean values
• TPG (Target Portal Group) object / Adding LUNS to the iSCSI target
• TTL (Time To Live) / Creating the zone file

U

• UPN (User Principal Name) / Logging on to RHEL 7 using Active Directory credentials
• user management
  • with adcli / User and group management with adcli

V

• virtual hosting
  • about / Virtual servers
  • name-based / Name-based
  • IP-based / IP-based
  • port-based / Port-based
  • automating / Automating virtual hosts
• virtual servers
  • about / Virtual servers
• volume group (VG)
  • about / Creating the physical volume
  • creating / Creating the volume group

Z

• zone
  • managing / Zone management