Linux System Administration Published on 19 October 2023 Take CourseIntroduction to Linux System Administration Introduction to Linux System Administration Lessons Understanding the Role of Linux System Administration Administration Tools Set Up Your Virtual Learning Environment Installation of SSH & Curl: Your Connectivity Toolkit Administration Tool: Webmin Installation Guide Quiz Overview of Permissions & Process Management Overview of Permissions & Process Management Lessons Overview of Permissions in Linux Linux Process Management Starting up and Shutting Down Starting up and Shutting Down Lessons Peripherals, Kernel, Run-Level Kernel Loading Console in Linux The Scheduler in Linux init and the inittab File Managing User Accounts Managing User Accounts Lessons User and Password Fundamentals User Management and Shells Advance User Management and Security LAB: User Accounts LAB: Home Directories /etc/skel – Default User Environment LAB: /etc/skel Managing Unix File Systems Managing Unix File Systems Lessons Partition using fdisk SWAP Partition File System Device Files Lab: Partitioning a Disk and Using it Superblock inode block Boot Disks Rescue and Recovery Using Boot Disks: File System Checker Mounting File Systems Logical Volumes Network File Systems Partition using parted Configuring TCP/IP Networking Configuring TCP/IP Networking Lessons Configuring TCP/IP Networking in Linux Kernel Configuration Mounting the /proc File System Installing the Binaries TCP/IP Firewall and IP Masquerade TCP/IP Firewall and IP Masquerade Lessons Introduction to Firewalls ufw Firewall Utility for Ubuntu firewalld: A Firewall Utility iptables: A Firewall Utility iptables and firewalld iptables chains and Rules Filtering Packets NAT and IP Masquerade Methods of Attack Sample Firewall Configuration IP Accounting Port Forwarding Stateful vs. Stateless Firewall Firewall Zones (firewalld) Logging and Auditing Firewall Persistence Troubleshooting Firewall Issues Advanced Firewall Features Firewall Management Tools Testing Firewall Rules Network Address Translation (NAT) Types Network Information System (NIS) and Network File System (NFS) Network Information System (NIS) and Network File System (NFS) Lessons Getting Acquainted with NIS NIS vs NIS+ Client Side of NIS Running an NIS Server NIS Server Security Preparing NFS Mounting an NFS Volume NFS Daemons The exports File Installation of Samba Server System Backup & Recovery, Active Directory, LDAP System Backup & Recovery, Active Directory, LDAP Lessons System Backup in Linux System Recovery in Linux Log Files for System and Applications Backup Schedules and Methods Active Directory Lab LDAP Web Services and Databases Web Services and Databases Lessons Setting Up Web Servers Database Server Installation Installing GUI phpMyAdmin for MYSQL Management Lab Lab Lessons Lab 1- User Management Lab 2- Security Management Lab 3: Startup and Shutdown Script Lab 4: Firewall Configuration Lab 5: Firewall configuration with ufw
