August 25, 2017

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Section 001   Introduction to Linux      part 1

This video is about Linux basic introduction .

Section 002   Introduction to Linux Part 2

Talking about the opensource and Linux culture is the important point of this section .

Section 003   Kernel & Shell & Distributions

Concepts of kernel and shell in Linux and explain the distributions .

Section 004   Linux filesystem infrastructure 

Description about Linux filesystem infrastructure and the concepts of directories .

Section 005  Linux installation

Installing Linux CEntOS 7 x86_64 .

Section 006   Linux Booting Process

What happens when you push the power button till beginning Linux to serve ?

Section 007   systemd & initd & shell concepts & man command

Talking about the concepts of  systemd , initd and shell . Starting Shell with man command

Section 008   Bash & “cd , ls”

Working with Bash and cd , ls commands .

Section 009   Describe Linux Directories & “file , whereis”

Describe about the concepts of Linux / directories and subdirectories and working with file & whereis commands

Section 010   File and Directory management commands

Commands “mkdir , rmdir , rm , touch , cat , tac , echo , less , more”

Section 011   Regex and “cut”

Talking about Linux bash regex and working with command cut .

Section 012   Regex and “grep , find” and pipe between commands

More regex in Linux and working with “grep , find” commands and description about pipe “|” between commands .

Section 013   sed , awk , vim

Working with sed , awk , vim commands .

Section 014   Table of Process

Talking about Table of Process in Linux .

Section 015   Process Management

working with commands “free , vmstat , ps , top , htop , kill”

Section 016   Installing source and package Part 1

Concepts of source code , package and repository .

Section 017  Installing source and package Part 2

Installing from source and package .

Section 018  Installing with yum & repository

Describe repository and installing with yum .

Section 019  init & systemd

Describe init & systemd .

Section 020  Systemctl , IP , Port , Protocol

Describe systemctl and talking about concepts of IP , Port , Protocols .

Section 021  Users & Groups Management

Using users and groups management tools .

Section 022  Permissions & Primary vs Secondary Groups

Describe Permissions fundamentals .

Section 023  Permissions & Simple Shell Script & executing shell “bash ,  .  ,  ./ “

Work with Permissions , write a simple shell script , differences  between executing with ” bash & . & ./ ”   .

Section 024  Local Repository 

How to Create Local Repository .

Section 025  Network Management fundamentals and basics 

Explain basics and fundamentals of network management in linux .

Section 026  IP , MAC , NETMASK , SUBNET 

Explain IP , MAC , NETMASK , SUBNET .

Section 027  ROUTE , GATEWAY , ARP 

Explain ROUTE , GATEWAY , ARP .

Section 028  How to use command “ip” to manage network 

Explain usage of command “ip” to manage network .

Section 029   Network T-Shoot & Manage

Explain dhclient , static ip management , ifup , ifdown , ping , mtr , tracepath , traceroute , netstat .

Section 030   systemctl

Explain systemctl command  .

Section 031   Important log files

Explain some important log files and commands  .

Section 032   fdisk

Explain command “fdisk” .

Section 033   LVM part 1

Explain LVM (Logical Volume Management) .

Section 034   LVM part 2

Explain LVM (Logical Volume Management) .

Section 035   SSH Service part 1

SSH service description part 1 .

Section 036   SSH Service part 2

SSH service description part 2 .

Section 037   fail2ban

Describe fail2ban service usage and config to protect Linux services . Configure fail2ban to protect ssh service .

Section 038   apache part 1

Describe apache web service installation and structure .

Section 039   apache part 2

Describe apache web service configuration .

Section 040   apache part 3

Describe apache web service virtualhost .

Section 041   apache part 4

Describe apache web service htaccess .

Section 042   iptables part 1

Describe What is iptables & netfilter .

Section 043   iptables part 2

Describe iptables tables , chain and flows .

Section 044   iptables part 3

Describe iptables command .

Section 045   iptables part 4

Start working with iptables command .

Section 046   iptables part 5

Start working with iptables command and speaking about rules priority .

Section 047   iptables part 6

Start working with iptables command .

Section 048   iptables part 7

Making new chain and concepts of RELATED and ESTABLISHED packets .

Section 049   iptables part 8

Resolve an iptables scenario with one web server and one db  .

Section 050   iptables part 9

Describe how to NAT in iptables  .

Section 051   iptables part 10

Describe how to NAT in iptables  .

Section 052   Nginx part 1

Describe basics of Nginx config files & packages & log files  .

Section 053   Nginx part 2

Describe Location and Responses  .

Section 054   Nginx part 3

Nginx as a load balancer   .

Section 055   Nginx part 4

Nginx as a load balancer   (TCP & UDP).

Section 056   Nginx part 5

Nginx security limit rate, connection, bandwidth, authentication.

Section 057   HAProxy part 1

Describe HAProxy basics and run simple scenario .

Section 058   HAProxy part 2

Describe HAProxy config and run a real scenario .

Section 059   DNS part 1

Talk about DNS basics and concepts .