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Consult our trainings :

Linux Administration, Hands-on Training
certification AVIT® en option

Hands-on course
Best
Duration : 5 days
Ref : LUX
Price  2020 : Contact us
  • Program
  • Participants / Prerequisite
  • Intra/Tailored
Program

Linux is a reliable and " recognized " operating system used by major companies. This training will bring you essential knowledge to install and manager your Linux system on a day-by-day basis. System installation and windowing environment Basic administration Disk and device administration Kernel and tuning performances of your Linux system Using Linux on a network Presentation of network services with GBU/Linux

PROGRAM

System installation and window system

    ■ System Installation

    • Media used: CD-ROM, NFS, FTP, HTTP.
    • Installation methods.
    • Managing packages (rpm and apt).
    • Troubleshooting installation conflicts.
    • Online package update (apt-get, rpm-get, yum...).

    ■ Software distribution

    • Managing updates and bug corrections.
    • Compiling and installing source or binary packages.
    • Using Advanced Package Tool.

    ■ X-Window

    • Choosing a window manager: KDE, GNOME, XFCE.
    • Configuring X11-related devices (mouse, graphical card, screen, XF86Config, xorg.conf...).
    • Settings of a X11 session.
    • Remote display (DISPLAY).
    • Network security settings (xhost).

System Administration

    ■ Graphical or console mode?

    • Advantages and disadvantages of tools like webmin.
    • Using powerful scripts: understanding, automaring, speed, disponibility.

    ■ Managing users

    • User and group management commands.
    • Files involved in the user account management, templates /etc/skel/*.

    ■ Backups

    • Advantages and disadvantages of tools like tar, cpio and dd.
    • Compression (gzip, bzip, pax, compress).
    • Network backup commands: rsync, partimage and ... ssh.
    • Additional tools : (amanda, arkeia...).
    • Incremental backups.

    ■ Boot and shutdown

    • Booting the system: boot, lilo/grub, kernel and arguments.
    • Rebooting after a crash (rescue).
    • Activating processes: the init process and the /etc/inittab file.
    • Runlevels differences across Linux distributions.
    • Startup scripts, customization.
    • Managing services in the boot system.
    • Connection features.
    • Clean shutdown of the system.

Managing Disks and Devices

    ■ Linux disks

    • IDE and SCSI disks.
    • USB mass removable device (disks, sticks).
    • Primary and extended partitions on a disk drive.
    • Adding a disk: the fdisk command.
    • RAID and LVM: security and scalability.
    • Managing primary and secondary swap.

    ■ File Systems

    • File system types: ext2/3, reiserfs, xfs, msdos/vfat.
    • Considering choosing your file system.
    • Mounting file systems (kernel mechanisms, options, /etc/fstab file)
    • Creating a file system, checking integrity.
    • Managing disk space and quotas.

    ■ Managing devices

    • Managing devices and modules.
    • Linux special files, mknod and the MAKEDEV tool.
    • Managing modules, the insmod, modprobe, lsmod and rmmod commands.

Kernel and performance tuning

    ■ The Kernel

    • Why building or modifying a new kernel?
    • Stable/experimental revisions, patches.
    • Building a new kernel.
    • New features of the 2.6 kernel.

    ■ Managing performance

    • Monitoring ressources.
    • Monitoring the system with accurate tools (top, free, vmstat).
    • Network and routing performance metrics (overview of the MRTG tool).

    ■ Traces

    • System audit and their use.
    • Gathering data, centralization and logs rotation.
    • Using logwatch.

Using Linux on a network

    ■ The network

    • Configuring network interfaces (network, ifcfg-eth0...).
    • Network client configuration: DNS, BOOTP, DHCP.
    • Client configuration: gateways, DNS.

    ■ Network security

    • The xinetd super-server, advantages and principles.
    • Netfilter: network packet filtering.
    • iptables principles and syntax (ipchains).

Presentation of network services with GNU/Linux

    ■ The Apache HTTP Server

    • Introduction to the Apache server: web server and virtual servers.
    • Architecture, modules, features, tuning.

    ■ The Samba file server

    • Introduction to Samba server: sharing re.
    • Linux special files, mknod and the MAKEDEV tool.
    • Managing modules, the insmod, modprobe, lsmod and rmm.

    ■ Network security

    • Remote connection (telnet, rlogin).
    • Transfering files (ftp, rcp).
    • Remote program execution (rsh).
    • Remote program execution in a secure environment (ssh).
    • Understanding security issues.
    • Describing network terms (TCP/IP, NFS, NIS, DNS...).
Participants / Prerequisite

» Participants

System engineers or network managers in charge of Linux deployment in a professional environment.

» Prerequisite

The learners should have a good knowledge of basic Unix concepts and commands and being able to use a Unix/Linux system.
Intra/Tailored

Contact Informations

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Time schedule

Generally, courses take place from 9:00 to 12:30 and from 14:00 to 17:30.
However, on the first day attendees are welcomed from 8:45, and there is a presentation of the session between 9:15 and 9:30.
The course itself begins at 9:30. For the 4- or 5-day hands-on courses, the sessions finish at 15:30 on the last day
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