Section1 Linux operating system and common commands

01 Hours32 minutes16 seconds

Section2 Linux operating system and common commands

01 Hours19 minutes53 seconds

Section3 Detailed explanation of Linux root file system

01 Hours46 minutes40 seconds

Section4 Detailed explanation of Linux file management commands

42 minutes45 seconds

Section1 Detailed explanation of Linux file management commands

01 Hours10 minutes09 seconds

Section2 Detailed explanation of bash features

01 Hours22 minutes24 seconds

Section3 Detailed explanation of bash features

48 minutes22 seconds

Section4 Detailed explanation of Linux users and permissions

02 Hours00 minutes10 seconds

Section1 Detailed explanation of Linux user management commands

01 Hours06 minutes07 seconds

Section2 Permissions and authority management

01 Hours25 minutes38 seconds

Section3 Management and IO redirection

57 minutes37 seconds

Section4 grep and regular expressions

01 Hours03 minutes08 seconds

Section1 egrep and extended regular expressions

37 minutes33 seconds

Section2 Bash script programming one: variables, variable types, etc.

01 Hours45 minutes06 seconds

Section3 bash script programming part 2 conditional judgment

01 Hours04 minutes29 seconds

Section4 Bash Script Programming Part 3 Conditional Judgment and Arithmetic Operations

34 minutes48 seconds

Section5 Bash Script Programming Part 4 Integer Testing and Special Variables

01 Hours20 minutes42 seconds

Section6 Bash script programming part 5: string testing and for loop

58 minutes57 seconds

Section7 sed command

57 minutes46 seconds

Section8 Bash Script Programming Part 6 Using Script Options and Combination Condition Testing

01 Hours39 minutes21 seconds

Section9 Bash script programming seven case statements and script options advanced

59 minutes00 seconds

Section10 Bash Script Programming Part 8: The script completes disk partition formatting

45 minutes47 seconds

Section11 bash script programming nine while loop

49 minutes54 seconds

Section12 bash script programming 10 functions

01 Hours04 minutes37 seconds

Section13 Bash script programming 11 (Linux startup process 3) SysV service script

44 minutes44 seconds

Section14 Bash script programming part 12 (Linux system reduction part 2) System function library

02 Hours54 minutes33 seconds

Section15 Bash script programming 13 (Linux system reduction 3) System function library

In calculation

Section16 Bash Script Programming 14: Task Planning for Signal Capture and System Management

In calculation

Section1 Detailed explanation of vim editor

01 Hours20 minutes58 seconds

Section2 Detailed explanation of Linux file search

01 Hours17 minutes10 seconds

Section3 Detailed explanation of special permissions SUID, etc.

32 minutes48 seconds

Section4 facl and users and Linux terminal

In calculation

Section5 Linux compression and archiving

01 Hours20 minutes33 seconds

Section1 Detailed explanation of disk and file system management Part 1

01 Hours53 minutes44 seconds

Section2 Detailed explanation of disk and file system management part 2

57 minutes13 seconds

Section3 Detailed explanation of disk and file system management Part 3

01 Hours43 minutes14 seconds

Section4 Detailed explanation of disk and file system management Part 4

01 Hours30 minutes15 seconds

Section5 Detailed explanation of disk and file system management Part 5

01 Hours12 minutes34 seconds

Section1 One of Raid and mdadm commands

01 Hours28 minutes51 seconds

Section2 Raid and mdadm command 2

01 Hours17 minutes50 seconds

Section3 One of LVM

01 Hours04 minutes20 seconds

Section4 LVM 2

33 minutes36 seconds

Section1 One of the Linux network configurations

01 Hours38 minutes14 seconds

Section2 Linux network configuration 2 IP messages

01 Hours27 minutes52 seconds

Section3 Linux network configuration three TCP messages

01 Hours42 minutes55 seconds

Section4 Linux Network Configuration 4 Detailed Explanation of ifconfig and ip Commands

01 Hours31 minutes44 seconds

Section5 One of the Linux software management rpm

01 Hours20 minutes02 seconds

Section6 Linux software management part 2 rpm

01 Hours25 minutes37 seconds

Section7 Linux software management 3 yum

01 Hours26 minutes36 seconds

Section8 Linux software management 4 yum

01 Hours06 minutes07 seconds

Section1 One of Linux process management

01 Hours09 minutes57 seconds

Section2 Linux process management part 2

01 Hours38 minutes13 seconds

Section3 Detailed explanation of Linux system startup process - run level and grub

01 Hours40 minutes00 seconds

Section4 Linux system startup process 2 kernel and init

In calculation

Section5 Linux kernel compilation and system reduction one

02 Hours11 minutes06 seconds

Section6 Linux system reduction 4 Customized kernel and busybox to complete system customization

In calculation

Section7 Linux logging system syslog

58 minutes38 seconds

Section8 Linux system reduction 6: Add ssh service to the system

In calculation

Section1 RHEL5.8 system installation and Kickstart

01 Hours16 minutes13 seconds

Section2 Linux system troubleshooting

In calculation

Section3 Detailed explanation of sudo

47 minutes47 seconds

Section4 Encryption types and their associated algorithms

In calculation

Section5 ssl protocol, openssl and creating private CA

01 Hours33 minutes13 seconds

Section6 OpenSSH services and related applications

01 Hours20 minutes53 seconds

Section7 Detailed explanation of concepts related to DNS services

01 Hours53 minutes55 seconds

Section8 Detailed explanation of concepts related to DNS services

01 Hours29 minutes47 seconds

Section9 Bind97 service installation configuration

01 Hours31 minutes16 seconds

Section10 DNS master-slave replication and zone transfer

56 minutes50 seconds

Section11 DNS subdomain authorization

37 minutes43 seconds

Section12 DNS view and log system

In calculation

Section13 DHCP service

57 minutes28 seconds

Section14 Web services and http protocol

01 Hours58 minutes35 seconds

Section15 httpd installation configuration

In calculation

Section16 httpd attribute configuration

In calculation

Section17 httpd virtual host

In calculation

Section18 https service configuration based on openssl

32 minutes01 seconds