Table des matières
Red Hat Enterprise Linux (RHEL) / CentOS : Managing Network Services
Presentation
Objectives : Learn Red Hat Enterprise Server Network Services Management.
Who can benefit: Linux technicians and administrators.
Prerequisites: A clear understanding of basic Linux administration.
Learning technique : Clear, theoretical course content divided into lessons and extensive LABS available on-line 24/24 7/7.
Duration : 35 hours.
Instructor : Certified LPI.
Student Progression : Student progression is monitored both in terms of effective course duration and in terms of student comprehension using self-assessment tests.
Resources : CentOS 7 Virtual Appliance.
Programme
- Starting and stopping network services under Systemd
- Systemd
- The systemctl command
- Configuration files
- The systemd-analyze command
- Managing services under Systemd
- Managing the Network
- TCP/IP
- Messages, Datagrams and Segments
- Establishing a TCP connection
- The TCP header
- The UDP header
- Fragmentation and Re-encapsulation
- TCPv4 Classes
- Subnet Masks
- Variable Length Subnet Masks - VLSM
- Ports and sockets
- Configuring a Network Client under Linux
- /etc/services
- Ethernet address resolution with arp
- Configuring TCP/IP on RHEL 6
- DHCP
- /etc/sysconfig/network
- /etc/sysconfig/network-scripts/ifcfg-ethX (où X=0,1 …)
- Fixed IP Address
- /etc/sysconfig/network
- /etc/sysconfig/network-scripts/ifcfg-ethX (où X=0,1 …)
- The hostname command
- The ifconfig command
- Manually bringing up and down a network interface
- The /etc/networks file
- IP address resolution
- /etc/resolv.conf
- /etc/nsswitch.conf
- /etc/hosts
- Configuring TCP/IP on RHEL 7
- The nmcli command
- Connections and Profiles
- Adding a second IP address to an existing profile
- The hostname command
- The ip command
- Manually bringing up and down a network interface
- Network Services
- xinetd
- TCP Wrapper
- Network Diagostic Commands
- ping
- ping6
- netstat-i
- traceroute
- traceroute 6
- tracepath6
- Static Routing Tables on RHEL 6
- The route Command
- The netstat Command
- Turning routing ON/OFF
- Static Routing Tables on RHEL 7
- The ip Command
- Turning routing ON/OFF
- Remote Administration
- Telnet
- ssh
- wget
- ftp
- scp
- Administrating an NFS server
- Presentation
- NFSv3 services and processes
- NFSv3 services and processes
- Basic commands
- Server installation
- Client installation
- The rpcinfo command
- The nfsstat command
- Packet Sniffers
- TCPdump
- Wireshark
- Port Scanners
- nmap
- netcat
- The Netfilter Firewall
- Introduction
- Configuration using scripts on RHEL 6
- Configuration using firewalld on RHEL 7
- Cryptology
- Public Key Infrastructures
- X509 Certificates
- SSH and SCP
- SSH Tunneling
- Managing the DNS, NTP, FTP and DHCP servers
- The DNS server
- Pre-installation configuration
- Installation
- Configuration files
- named.ca
- named.conf
- Zones
- Type
- File
- db.fenestros.loc.hosts
- db.2.0.10.hosts
- rndc
- The rndc key
- Configuration files
- LAB #1 - Install and configure bind9
- The Time server
- Introduction
- Installation
- The ntp.conf file
- LAB #2 - Installing and configuring ntp
- The vsftpd FTP server
- Installation
- Basic configuration
- /etc/ftpusers
- vsftpd Anonymous server
- Configuration
- Virtual users
- Introduction
- Configuration
- LAB #3 - Installing and configuring vsftpd
- The DHCP server
- Introduction
- Installation
- Basic configuration
- The dhcpd.conf file
- Managing the Samba server
- Microsoft networking
- Microsoft network types
- Windows client types
- Understanding Samba,
- Samba Daemons
- Samba commands
- Installation
- Basic configuration
- Manually starting Samba,
- SAmba configuration
- Managing accounts and groups
- Creating the smbpasswd file
- Understanding the smb.conf file
- Sécurité = share
- Sécurité = user
- Testing Samba.
- Managing the Postfix server.
- Sendmail basic configuration
- Installation & Configuration
- Installation
- Basic Configuration
- Dovecot
- Advanced configurations
- Défining Aliases
- SMTP AUTH
- SSL
- Managing the Apache server
- Presentation and Configuration
- Testing Apache
- with telnet
- with a browser
- Configuring the global environment and the main server
- /etc/httpd/conf/httpd.conf
- /etc/httpd/conf.d/autoindex.conf
- /etc/httpd/conf.d/userdir.conf
- /etc/httpd/conf.d/welcome.conf
- /etc/httpd/conf.modules.d/00-*.conf
- /etc/httpd/conf.d/local.conf
- Virtual servers
- Named virtual hosts
- IP based virtual hosts
- Additional modules
- mod_userdir
- mod_php
- mod_auth_basic
- mod_auth_mysql
- mod_authnz_ldap
- mod_ssl
- mod_proxy
- mod_dav
- mod-rewrite
- mod_header
- mod_suexec
- Managing OpenLDAP
- Presentation
- What is LDAP?
- The X.500 protocol
- LDAP v3
- How does LDAP work?
- LDAP information model
- DN versus RDN
- LDAP structure
- Attributes
- User attributes
- Operational attributes
- Object classes
- OID's
- Schemas
- Installing the LDAP server
- Configuring the LDAP server
- The local LDAP directory
- Referrals
- Replication
- Configuration files
- slapd.conf
- include
- allow
- referral
- pidfile
- argsfile
- modulepath
- moduleload
- TLSCACertificateFile, TLSCertificateFile & TLSCertificateKeyFile
- security
- access to
- database config
- backend
- suffix DN
- checkpoint
- rootdn <DN>
- rootpw <mot de passe>
- directory
- index
- replogfile <filename>
- replica host <hostname>[:<port>] [bindmethod={ simple | kerberos | sasl }]
- loglevel
- password-hash
- schemacheck
- idletimeout
- sizelimit
- timelimit
- readonly <on | off>
- lastmod <on | off>
- /etc/openldap/ldap.conf
- cn=config
- Securing the directory
- Creating an adlinistrative password
- Implementing SSL
- Creating and maintaining the databases
- The LDIF format
- Creating a database online
- The ldapadd command
- Using the luma graphical client
- The Directory Information Tree
- alias
- attributes
- classes
- schemas
- referrals
- The ldapsearch command
- The ldapmodify command
- The ldapdelete command
- Creating a database offline
- The slapadd command
- Maintaining an LDAP database
- The slapcat command
- The slapindex command
- The slapdn command
- The slaptest command
- The slapauth command
- LAB #1 - Replication
- Preparation
- Replication
- Configuring the supply server
- Configuring the consumer server
- Tests
