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Week 1 - Linux.md

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Important key points for Linux

Linux:-

It is a family of powerful and open-source Unix-like operating systems based on Linux kernel.

Popular Linux Distros:-

Kali Linux
parrot
Ubuntu
Fedora

Linux Boot Process:-

It includes 4 phases. These are-

  1. Bootstrap Phase
  2. Bootloader Phase
  3. Kernel Phase
  4. Initialization Phase

Network Configuration using Linux:-

ip, dig, nslookup, netstat, nmcli, route

Storage management:-

  1. Master Boot Record(MBR)
  2. ext3 file system
  3. Network File System(NFS)
  4. Samba/SMB
  5. New Technology File System(NTFS)

Cloud and Virtualization:-

  1. OVF and OVA Templates
  2. Container Technology and Docker Basics
  3. Types of Cloud
  4. Cloud Concepts
  5. Network Address Translation(NAT)

Software Management:-

  1. Red Hat Package Manager(RPM)
  2. Advanced Package Tool(APT)
  3. tar, tgz and gz packages
  4. curl and wget

User and Group management:-

  1. Commands- useradd, groupadd, usermod. groupmod, userdel, groupdel, passwd, change, id, whoami, who, w, last
  2. /etc/passwd, /etc/shadow, and /etc/group files

Service Management:-

  1. systemd
  2. systemctl and service commands

Linux Servers:-

  1. Network Time Protocol(NTP)
  2. Secure Shell(SSH)
  3. Apache and NGINX servers
  4. Certificate Authority(CA)
  5. Domain name System(DNS)
  6. Dynamic Host Configuration Protocol(DHCP)
  7. Authentication Servers
  8. Proxy Servers
  9. Virtual Private Networks(VPN)
  10. Monitoring Servers
  11. Database Servers
  12. Mail Servers
  13. Load Balancers

Scheduling and Automation:-

  1. cron
  2. job control commands
  3. kill command

Lab:-

Solve this lab >> (https://app.cybrary.it/browse/virtual-lab/linux-cli-basics)