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Debian Training in Bridgeport

Debian Training in Bridgeport
Debian GNU/LInux Distribution Courses

CT, Hartford - Downtown

100 Pearl Street 14th floor
Hartford, CT 06103
United States
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Connecticut US
CT, Hartford - Downtown
Our 100 Pearl Street office is right at the heart of the city's business district, which is home to nearly 200 arts and heritage organizations and, because of...Read more

Debian Course Events - Bridgeport

Code Name Venue Duration Course Date PHP Course Price [Remote / Classroom]
dnswebmaildb Top 4 Linux/Unix Servers - DNS,Web,Mail and Database CT, Shelton - Shelton 35 hours Mon, Sep 11 2017, 9:30 am $7350 / $10475
lcsmcentos Linux Cluster and Storage Management on CentOS 6 & 7 CT, Shelton - Shelton 35 hours Mon, Oct 16 2017, 9:30 am $7350 / $10475
debianadmin Debian Administration CT, Shelton - Shelton 35 hours Mon, Oct 23 2017, 9:30 am $8950 / $12075
dnswebmaildb Top 4 Linux/Unix Servers - DNS,Web,Mail and Database CT, Shelton - Shelton 35 hours Mon, Nov 6 2017, 9:30 am $7350 / $10475
lcsmcentos Linux Cluster and Storage Management on CentOS 6 & 7 CT, Shelton - Shelton 35 hours Mon, Dec 11 2017, 9:30 am $7350 / $10475
dnswebmaildb Top 4 Linux/Unix Servers - DNS,Web,Mail and Database CT, Shelton - Shelton 35 hours Mon, Jan 15 2018, 9:30 am $7350 / $10475
debianadmin Debian Administration CT, Shelton - Shelton 35 hours Mon, Feb 5 2018, 9:30 am $8950 / $12075
lcsmcentos Linux Cluster and Storage Management on CentOS 6 & 7 CT, Shelton - Shelton 35 hours Mon, Feb 5 2018, 9:30 am $7350 / $10475
dnswebmaildb Top 4 Linux/Unix Servers - DNS,Web,Mail and Database CT, Shelton - Shelton 35 hours Mon, Mar 12 2018, 9:30 am $7350 / $10475

Course Outlines

Code Name Duration Outline
debianadmin Debian Administration 35 hours

This is a comprehensive training course for administering Debian GNU/Linux operating system.

It is always delivered on the current version of Debian.

Debian Distribution

What is Debian?

  • Choosing Debian version
  • Debian support and help
  • Debian community

Console basics

  • The shell prompt
  • The shell prompt under X
  • The root account and root shell prompt (su, sudo, running programs as root under X)
  • GUI system administration tools
  • Virtual consoles
  • How to leave the command prompt
  • How to shutdown the system
  • Recovering a sane console
  • Additional package suggestions for the newbie
  • An extra user account
  • sudo configuration

The filesystem

  • Filesystem permissions
  • Control of permissions for newly created files: umask
  • Permissions for groups of users (group)
  • Timestamps
  • Links
  • Named pipes (FIFOs)
  • Sockets
  • Device files
  • Special device files
  • procfs and sysfs

Midnight Commander (MC)

  • Customization of MC
  • Starting MC
  • File manager in MC
  • Command-line tricks in MC
  • The internal editor in MC
  • The internal viewer in MC
  • Auto-start features of MC
  • FTP virtual filesystem of MC

The basic Unix-like work environment

  • The login shell
  • Customizing bash
  • Special key strokes
  • The pager
  • Setting a default text editor
  • How to quit vim
  • Recording the shell activities
  • Basic Unix commands

The simple shell command

  • Command execution and environment variable
  • "$LANG" variable
  • "$PATH" variable
  • "$HOME" variable
  • Command line options
  • Shell glob
  • Return value of the command
  • Typical command sequences and shell redirection
  • Command alias

Unix-like text processing

  • Unix text tools
  • Regular expressions
  • Replacement expressions
  • Global substitution with regular expressions
  • Extracting data from text file table
  • Script snippets for piping commands

Debian package management

Debian package management prerequisites

  • Package configuration
  • Basic precautions
  • Life with eternal upgrades
  • Debian archive basics
  • Package dependencies
  • The event flow of the package management
  • First response to package management troubles

Basic package management operations

  • apt-get/apt-cachevs.aptitude
  • Basic package management operations with the commandline
  • Interactive use of aptitude
  • Key bindings of aptitude
  • Package views under aptitude
  • Search method options with aptitude
  • The aptitude regex formula
  • Dependency resolution of aptitude
  • Package activity logs

Examples of aptitude operations

  • Listing packages with regex matching on package names
  • Browsing with the regex matching
  • Purging removed packages for good
  • Tidying auto/manual install status
  • System wide upgrade

Advanced package management operations

  • Advanced package management operations with commandline
  • Verification of installed package files
  • Safeguarding for package problems
  • Searching on the package meta data

Debian package management internals

  • Archive meta data
  • Top level "Release" file and authenticity
  • Archive level "Release" files
  • Fetching of the meta data for the package
  • The package state for APT
  • The package state for aptitude
  • Local copies of the fetched packages
  • Debian package file names
  • The dpkg command
  • The update-alternative command
  • The dpkg-statoverride command
  • The dpkg-divert command

Recovery from a broken system

  • Incompatibility with old user configuration
  • Different packages with overlapped files
  • Fixing broken package script
  • Rescue with the dpkg command
  • Recovering package selection data

Tips for the package management

  • How to pick Debian packages
  • Packages from mixed source of archives
  • Tweaking candidate version
  • Updates and Backports
  • Automatic download and upgrade of packages
  • Limiting download bandwidth for APT
  • Emergency downgrading
  • Who uploaded the package?
  • The equivs package
  • Porting a package to the stable system
  • Proxy server for APT
  • Small public package archive
  • Recording and copying system configuration
  • Converting or installing an alien binary package
  • Extracting package without dpkg
  • More readings for the package management

The system initialization

  • An overview of the boot strap process
  • BIOS, boot loader, mini-Debian system
  • The meaning of the runlevel
  • The configuration of the runlevel
  • The runlevel management example
  • The default parameter for each init script
  • The hostname
  • The filesystem
  • Network interface initialization
  • Network service initialization
  • The system message
  • The kernel message
  • The udev system
  • The kernel module initialization

Authentication and Security

  • Normal Unix authentication
  • Managing account and password information
  • Good password
  • Creating encrypted password
  • PAM and NSS
  • Configuration files accessed by the PAM and NSS
  • The modern centralized system management
  • "Why GNU su does not support the wheel group"
  • Stricter password rule
  • Other access controls
  • sudo
  • SELinux, Apparmor
  • Restricting access to some server services
  • Security of authentication
  • Secure password over the Internet
  • Secure Shell
  • Extra security measures for the Internet
  • Securing the root password

Network setup

The basic network infrastructure

  • The domain name
  • The hostname resolution
  • The network interface name
  • The network address range for the LAN
  • The network device support

The modern network configuration for desktop

  • GUI network configuration tools

The low level network configuration

  • Iproute2 commands
  • Safe low level network operations

Network optimization

  • Finding optimal MTU
  • Setting MTU
  • WAN TCP optimization

Netfilter infrastructure

Network applications

The mail system

  • Modern mail service basics
  • The mail configuration strategy for workstation

Mail transport agent (MTA) and Mail user agent (MUA)

  • Overview of exim4
  • Basic MUA- Mutt

Mail delivery agent (MDA) with filter

  • maildrop configuration
  • procmail configuration
  • Redeliver mbox contents

POP3/IMAP4 server

The remote access server and utility (SSH)

  • Basics of SSH
  • Port forwarding for SMTP/POP3 tunneling
  • Connecting without remote passwords
  • Dealing with alien SSH clients
  • Setting up ssh-agent
  • How to shutdown the remote system on SSH
  • Troubleshooting SSH

Other network application servers

Other network application clients

The diagnosis of the system daemons

The X Window System

  • Setting up desktop environment
  • The server/client relationship
  • The X server
  • Starting the X Window System
  • Starting X session with gdm
  • Customizing the X session (classic method)
  • Customizing the X session (new method)
  • Connecting a remote X client via SSH
  • Secure X terminal via the Internet
  • X applications
  • X office applications
  • X utility applications

System tips

The screen program

  • The use scenario for screen(1)
  • Key bindings for the screen command

Data recording and presentation

  • The log daemon
  • Log analyzer
  • Recording the shell activities cleanly
  • Customized display of text data
  • Customized display of time and date
  • Colorized shell echo
  • Colorized commands
  • Recording the editor activities for complex repeats
  • Recording the graphic image of an X application
  • Recording changes in configuration files

Data storage tips

  • Disk partition configuration
  • Accessing partition using UUID
  • Filesystem configuration
  • Filesystem creation and integrity check
  • Optimization of filesystem by mount options
  • Optimization of filesystem via superblock
  • Optimization of hard disk
  • Using SMART to predict hard disk failure
  • Expansion of usable storage space via LVM
  • Expansion of usable storage space by mounting another partition
  • Expansion of usable storage space using symlink
  • Expansion of usable storage space using aufs

Data encryption tips

  • Removable disk encryption with dm-crypt/LUKS
  • Encrypted swap partition with dm-crypt
  • Automatically encrypting files with eCryptfs
  • Automatically mounting eCryptfs

Monitoring, controlling, and starting program activities

  • Timing a process
  • The scheduling priority
  • The ps command
  • The top command
  • Listing files opened by a process
  • Tracing program activities
  • Identification of processes using files or sockets
  • Repeating a command with a constant interval
  • Repeating a command looping over files
  • Starting a program from GUI
  • Customizing program to be started
  • Killing a process
  • Scheduling tasks once
  • Scheduling tasks regularly
  • Alt-SysRq key

System maintenance tips

  • Who is on the system?
  • Warning everyone
  • Hardware identification
  • Hardware configuration
  • System and hardware time
  • The terminal configuration
  • The sound infrastructure
  • Disabling the screen saver
  • Disabling beep sounds
  • Memory usage
  • System security and integrity check

The kernel

  • Kernel parameters
  • Kernel headers
  • Compiling the kernel and related modules
  • Compiling the kernel source: Debian standard method
  • Compiling the module source: Debian standard method
  • Non-free hardware drivers

Virtualized system

  • Virtualization tools
  • Virtualization work flow
  • Mounting the virtual disk image file
  • Chroot system
  • Multiple desktop systems

Data management

Sharing, copying, and archiving

  • Archive and compression tools
  • Copy and synchronization tools
  • Idioms for the archive
  • Idioms for the copy
  • Idioms for the selection of files
  • Backup and recovery
  • Backup utility suites
  • An example script for the system backup
  • A copy script for the data backup
  • Removable storage device
  • Sharing data via network
  • Archive media

The binary data

  • Viewing and editing binary data
  • Manipulating files without mounting disk
  • Data redundancy
  • Data file recovery and forensic analysis
  • Splitting a large file into small files
  • Clearing file contents
  • Dummy files
  • Erasing an entire hard disk
  • Erasing unused area of an hard disk
  • Undeleting deleted but still open files
  • Searching all hardlinks
  • Invisible disk space consumption

Data security infrastructure

  • Key management for GnuPG (signing and encrypting)
  • The MD5 sum
lcsmcentos Linux Cluster and Storage Management on CentOS 6 & 7 35 hours
  • Created Linux Administrators and developers who are interested with getting involved in Clustering or require knowledge of Clustering based on Linux system.
  • Even beginners, who have the basic skill and knowledge on Linux, can catch up with this course just if you follow the instructor's lab and explanation in detail.
  • This course is intended to practice enough clustering technology and to show it is very easy to understand the clustering technology on Linux system.
  • This course will be delivered to audience with 40% lectures, 50% labs and 10% Q&A. This five-day course strongly emphasizes lab-based activities.
  • You'll learn how to deploy and manage shared storage and server clusters that provide highly available network services to a mission-critical enterprise environment.
  • It can be deliver on any distribution (CentOS and Ubuntu are commonly used)

This course covers these kinds of topics:

  • Chapter 01 Linux Cluster Introduction
  • Chapter 02 Data Storage and Cluster Configuration Considerations
  • Chapter 03 iSCSI Configuration
  • Chapter 04 Device Mapper and Multipath
  • Chapter 05 Linux Cluster Configuration with Conga
  • Chapter 06 Linux Cluster Configuration with CCS
  • Chapter 07 Fencing and Failover Domain
  • Chapter 08 Quorum and Quorum Disk
  • Chapter 09 Cluster Logical Volume Management
  • Chapter 10 Global File System 2
  • Chapter 11 Samba Cluster
  • Chapter 12 Apache Cluster with Conga and CCS
  • Chapter 13 Database Cluster with MySQL
  • Chapter 14 Linux Cluster using Pacemaker
  • Chapter 15 Apache Cluster using Pacemaker
  • Chapter 16 Linux Cluster using PCSD Web UI
  • Chapter 17 Database Cluster with MariaDB
dnswebmaildb Top 4 Linux/Unix Servers - DNS,Web,Mail and Database 35 hours
  • Created Linux/Unix Administrators and developers who are interested with getting involved in LInux/Unix Servers
  • Even beginners, who have the basic skill and knowledge on Linux, can catch up with this course just if you follow the instructor's lab and explanation in detail.
  • This course is intended to practice enough Managing Linux Servers and to show it is very easy to understand Linux/Unix servers.
  • This course will be delivered to audience with 40% lectures, 50% labs and 10% Q&A. This five-day course strongly emphasizes lab-based activities.
  • You'll learn how to deploy and manage Top 4 Linux Servers that provide highly useful network services to a mission-critical enterprise environment.
  • It can be deliver on any distribution (Fedora, CentOS are commonly used)

This course covers these kinds of topics:

  • Bind as a ;DNS server
  • Apache as a Web Server
  • Postfix as a Mail Server
  • MariaDB as a Database Server

Through this course, you will learn from the installation to High level features of each server.

Other regions

Consulting

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Course Discounts

Course Venue Course Date Course Price [Remote / Classroom]
Introduction to Selenium OH, Columbus - Galleria at PNC Plaza Thu, Aug 31 2017, 9:30 am $1970 / $3220
Introduction to Ansible Automation NC, Chapel Hill - Chapel Hill - Downtown Thu, Aug 31 2017, 9:30 am $1832 / $3062
Fundamentals of Cassandra DB MA, Boston - Federal Street Tue, Sep 19 2017, 9:30 am $4401 / $6851
Statistical Thinking for Decision Makers KY, Louisville – Ormsby III Forest Green Thu, Oct 26 2017, 9:30 am $2025 / $3275
IoT (Internet of Things) for Entrepreneurs, Managers and Investors NH, Nashua – One Tara Boulevard Wed, Feb 7 2018, 9:30 am $6840 / $9450
Hadoop for Developers (2 days) NM, Albuquerque – Two Park Square Center Thu, Feb 8 2018, 9:30 am $3015 / $5035

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