Welcome & Introduction

• Mohamed Bile (CTO, SomaliREN)

• Brief overview of training goals and outcomes • What participants will learn today

History & Basics of Linux • Origins of Unix and Linux • What is a kernel vs. an operating system • Linux distributions (Ubuntu, CentOS, Fedora, etc.) • Where Linux is used today

Navigating the Command Line • Introduction to the CLI (terminal, shell, bash) • Basic commands: pwd, ls, cd, man, help • Understanding the Linux filesystem hierarchy

Managing Files & Directories • Creating files: touch, nano, vi/vim • Creating directories: mkdir • Copying & moving: cp, mv • Renaming files/directories • Viewing files: cat, less, head, tail • Deleting files/directories: rm, rmdir • Hands-on practice: create a directory structure and manipulate files inside it

File Permissions & Ownership • Understanding permissions: rwx, users, groups, others • Viewing permissions: ls -l • Changing permissions: chmod • Changing ownership: chown, chgrp

Users & Groups • Adding & removing users: useradd, userdel • Managing groups: groupadd, usermod -aG • Switching users: su, sudo

Processes & Services • Viewing processes: ps, top, htop • Stopping processes: kill, killall • Starting and stopping services with systemctl

Package Management Basics • Using package managers (apt or yum) • Installing, updating, removing software • Checking for installed packages

Basic Networking in Linux • Checking IP & interfaces: ifconfig, ip addr • Testing connectivity: ping, curl, wget • Editing network configs (brief overview)

Wrap-up & Q/A • Recap of key commands learned • Best practices for practicing Linux basics

Practice

Introduction • Brief overview of training goals and outcomes • What participants will learn today

Basic Lab Setup •Import VMs, •Assign IPs, •Enable SSH, •Update all systems

Syslog Server Setup •Edit rsyslog config, •Enable TCP, •Add template

Syslog Client Setup •Configure client, •Add syslog IP •Test with logger •Verify logs sample create user, or run command without admin

Zabbix Server Setup •Visit Zabbix site to download •Check Zabbix server name (lsb_release -a) •Choose Zabbix OS Version and database with web server mode (Appache or Ngnix) •Become root (sudo -i, or sudo -s) •Install Zabbix repository •Install Zabbix Server frontend, or agent •Create Zabbix database •Configure Zabbix database for Zabbix server •Restart the Zabbix services •Access Zabbix URL •Provide Interface Intro key points (Dashboard, Monitoring, Data Collection)

Add Syslog to Zabbix (SNMP) •Install SNMP •Configure snmpd •Restart snmp services •Take rsyslog ip and add to zabbix •Check SNMP activities enabled

Zabbix + Discord Integration •Create Discord webhook •Enable discord in Zabbix (media) •Allow Zabbix to send discord alerts add web hook •Set macros, test alerts •Test receiving alerts into discord

NetBox Overview (IPAM) •Explain what NetBox is. •Purpose of IPAM. •How it manages devices and IP addresses.

Wrap-up & Q&A •Open discussion

Practice