1-1 Face-to-face classes start

1-2 Face-to-face classes start

1-3 Operating system basics

1-4 Linux operating system basics

2-1 Linux operating system and common commands

2-2 Linux operating system and common commands

2-3 Detailed explanation of Linux root file system

2-4 Detailed explanation of Linux file management commands

3-1 Detailed explanation of Linux file management commands

3-2 Detailed explanation of bash features

3-3 Detailed explanation of bash features

3-4 Detailed explanation of Linux users and permissions

4-1 Detailed explanation of Linux user management commands

4-2 Permissions and authority management

4-3 Management and IO redirection

4-4 grep and regular expressions

5-1 egrep and extended regular expressions

5-2 Bash script programming one: variables, variable types, etc.

5-3 bash script programming part 2 conditional judgment

5-4 Bash Script Programming Part 3 Conditional Judgment and Arithmetic Operations

5-5 Bash Script Programming Part 4 Integer Testing and Special Variables

5-6 Bash script programming part 5: string testing and for loop

5-7 sed command

5-8 Bash Script Programming Part 6 Using Script Options and Combination Condition Testing

5-9 Bash script programming seven case statements and script options advanced

5-10 Bash Script Programming Part 8: The script completes disk partition formatting

5-11 bash script programming nine while loop

5-12 bash script programming 10 functions

5-13 Bash script programming 11 (Linux startup process 3) SysV service script

5-14 Bash script programming part 12 (Linux system reduction part 2) System function library

5-15 Bash script programming 13 (Linux system reduction 3) System function library

5-16 Bash Script Programming 14: Task Planning for Signal Capture and System Management

6-1 Detailed explanation of vim editor

6-2 Detailed explanation of Linux file search

6-3 Detailed explanation of special permissions SUID, etc.

6-4 facl and users and Linux terminal

6-5 Linux compression and archiving

7-1 Detailed explanation of disk and file system management Part 1

7-2 Detailed explanation of disk and file system management part 2

7-3 Detailed explanation of disk and file system management Part 3

7-4 Detailed explanation of disk and file system management Part 4

7-5 Detailed explanation of disk and file system management Part 5

8-1 One of Raid and mdadm commands

8-2 Raid and mdadm command 2

8-3 One of LVM

8-4 LVM 2

9-1 One of the Linux network configurations

9-2 Linux network configuration 2 IP messages

9-3 Linux network configuration three TCP messages

9-4 Linux Network Configuration 4 Detailed Explanation of ifconfig and ip Commands

9-5 One of the Linux software management rpm

9-6 Linux software management part 2 rpm

9-7 Linux software management 3 yum

9-8 Linux software management 4 yum

10-1 One of Linux process management

10-2 Linux process management part 2

10-3 Detailed explanation of Linux system startup process - run level and grub

10-4 Linux system startup process 2 kernel and init

10-5 Linux kernel compilation and system reduction one

10-6 Linux system reduction 4 Customized kernel and busybox to complete system customization

10-7 Linux logging system syslog

10-8 Linux system reduction 6: Add ssh service to the system

11-1 RHEL5.8 system installation and Kickstart

11-2 Linux system troubleshooting

11-3 Detailed explanation of sudo

11-4 Encryption types and their associated algorithms

11-5 ssl protocol, openssl and creating private CA

11-6 OpenSSH services and related applications

11-7 Detailed explanation of concepts related to DNS services

11-8 Detailed explanation of concepts related to DNS services

11-9 Bind97 service installation configuration

11-10 DNS master-slave replication and zone transfer

11-11 DNS subdomain authorization

11-12 DNS view and log system

11-13 DHCP service

11-14 Web services and http protocol

11-15 httpd installation configuration

11-16 httpd attribute configuration

11-17 httpd virtual host

11-18 https service configuration based on openssl