Linux Tips

16h 12mBeginner2021-09-28

Authors

Scott Simpson

Creating Technology Courses as a Senior Staff Author at LinkedIn

Course details

Linux is the operating system of choice for enterprises that need a stable, agile, and open-source platform, and it's only getting more popular. Qualified system administrators are in demand. If you've been anticipating a transition to Linux for your company or your career, or thinking about using Linux at home, this series presents a great opportunity to explore it—one tip at a time. Instructor covers a wide range of topics relevant to anyone interested in broadening their knowledge of Linux core concepts, including virtualization, the Linux file system, file management, file transfer, process management, multitasking, networking, and security. Plus, learn about compatible hardware and the Linux desktop experience.

Skills covered

Serial (Weekly)LinuxNetwork AdministrationNetwork and System AdministrationOpen Source

Concepts

0. Introduction

01 - Welcome

Foundations

02 - Foundations - What's Linux
03 - Foundations - Distros
04 - Foundations - Installing Linux in a virtual machine
05 - Foundations - USB installer
06 - Foundations - Installing Linux
07 - Foundations - Dual-booting your system
08 - Foundations - Core Utilities
09 - Foundations - Linux on a VPS
10 - Linux on Azure
11 - Google Cloud Platform
12 - Linux on DigitalOcean

System Basics

13 - System basics - The Linux file system
14 - System basics - The command line
15 - System basics - Keyboard shortcuts
16 - System basics - sudo access and root
17 - System basics - Explore a system
18 - System basics - Exploring Bash
19 - System basics - Bash scripting basics
20 - System basics - The Bash prompt
21 - System basics - Bash output redirection
22 - Bash expansions and substitutions
23 - Bash aliases and functions
24 - Bash operators
25 - Logs
26 - Grub
27 - SysV init
28 - Systemd
29 - Cron
30 - Understanding chroot
31 - System basics - User and group management
32 - System basics - Service management
33 - Backing up data with rsync
34 - Splitting and combining files
35 - Environment configuration files
36 - Working with dotfiles
37 - Exploring the PATH variable
38 - Browsing with the directory stack
39 - Finding or locating files
40 - Working with swap
41 - Read and write caches
42 - Terminals, consoles, and TTYs
43 - Exploring journalctl

Filesystem Basics

44 - Files on Linux
45 - File system basics - Archives
46 - File system basics - Permissions 101
47 - Loop devices
48 - Configuring group file shares
49 - Managing space on the file system
50 - Overlay file systems
51 - Bind mounts
52 - Modifying the file system table
53 - Sticky bit
54 - Access control lists

Working with Text

55 - Working with text - Vim 101
56 - Working with text - Emacs 101
57 - Working with text - nano 101
58 - Working with text - grep
59 - Working with text - Regular expressions
60 - Working with text - sed
61 - Working with text - AWK
62 - Working with text - cut and sort
63 - Working with text - ed 101

Package Management

64 - Package management - Basics
65 - aptitude
66 - dpkg
67 - yum and DNF
68 - RPM
69 - Creating your own packages
70 - Adding third-party repositories with APT
71 - Adding third-party repositories with Yum
72 - Create a local APT repository
73 - Create an APT repository for your network
74 - Mirror repositories to save bandwidth
75 - Zypper
76 - Using Flatpak
77 - Using snaps
78 - Package management - PPAs
79 - Homebrew package management
80 - Using AppImage apps

Working Remotely

81 - Remote files - curl and wget
82 - SSH - Secure access
83 - SSH - Transferring files with scp and sftp
84 - SSH - Managing and distributing keys
85 - SSH - Tunnels
86 - Browsing the web through a proxy server
87 - X11 forwarding
88 - Using a SOCKS proxy
89 - Using a Squid proxy
90 - Using mosh
91 - SSH - Reverse tunnel

Process Management

92 - Process management - ps
93 - Process management - top
94 - Process management - htop
95 - Process management - System load
96 - Process management - fg, bg, and kill
97 - Manage terminal sessions with screen
98 - Manage terminal sessions with tmux
99 - Customizing tmux

Security

100 - Firewall basics
101 - Understanding iptables
102 - Exploring UFW - Uncomplicated firewall
103 - File checksums
104 - Services - Network Time Protocol (NTP)
105 - Encrypting files
106 - Encrypted filesystems
107 - AppArmor
108 - Security systems - SELinux
109 - Firewalls - firewalld

System Administration

110 - Disks and partitions
111 - Logical volume management
112 - Create a RAID array
113 - Repairing a RAID array
114 - Local IP address
115 - Predictable network interface names
116 - DNS
117 - VPN
118 - Exploring system hardware
119 - Drivers and modules
120 - Understanding QEMU and KVM
121 - Creating a VM with QEMU and KVM
122 - Private networking
123 - Routing and forwarding
124 - DHCP
125 - Network troubleshooting
126 - Wi-Fi on Linux
127 - Set up a secure tunnel with WireGuard
128 - Scanning network ports with Nmap

Desktops and Displays

129 - Desktops - Basics
130 - Desktops - GNOME
131 - Desktops - Xfce
132 - Desktops - KDE Plasma Desktop
133 - Desktops - LXQt
134 - Desktops - i3wm
135 - Sharing your desktop with VNC
136 - Remote desktop login with xrdp
137 - Display geometry with GRUB
138 - Display geometry with xrandr

Exploration Topics

139 - Exploring Windows Subsystem for Linux
140 - Windows Subsystem for Linux
141 - Exploring virtualization
142 - Exploring containers
143 - Exploring Fedora
144 - Ubuntu desktop 18.04
145 - Changing the default shell
146 - Exploring other shells
147 - Blocking ads on your network with Pi-hole
148 - Exploring CentOS
149 - Exploring Zsh
150 - Osquery
151 - Exploring fish
152 - Exploring csh and tcsh
153 - Using diff to compare files
154 - Using xargs
155 - Configuring and managing logs
156 - Job control
157 - Using watch and time
158 - Recording a terminal session
159 - Exploring Debian
160 - Exploring SUSE Linux
161 - Exploring Arch Linux
162 - Exploring Alpine Linux
163 - Exploring Linux Mint
164 - Exploring Amazon Linux
165 - UNIX time and the 2038 problem
166 - Visual file management with Midnight Commander
167 - Terminal on the go
168 - FUSE and SSHFS
169 - Removing Linux
170 - WSL distros on Windows 10
171 - Embedded Linux
172 - Exploring Netboot
173 - Exploring ZFS
174 - Docker on Linux

Troubleshooting Topics

175 - Recover a system with Live Boot
176 - Rescue mode and Emergency mode

Projects

177 - Planning a home server
178 - Backups with rsync
179 - Linux on an old PC
180 - Creating a disk image with dd
181 - Mounting and writing disk images with dd
182 - Migrating to a new distro
183 - Planning a portable bootable disk
184 - Creating a portable bootable disk
185 - Host your own Apache web server
186 - Set up Let s Encrypt on a web server
187 - Host a personal cloud with Nextcloud
188 - Hosting email services
189 - Set up a print server with CUPS
190 - Create a network PDF printer
191 - Remote logging with Rsyslog
192 - Set up a Git server
193 - NGINX web server
194 - Share files with a Samba server
195 - Set up an NFS server
196 - Monitoring your server
197 - Exploring Internet Relay Chat (IRC)
198 - Keep on learning