Troubleshoot the ALFA AWUS1900 Wi-Fi adaptor on Kali linux

Confirm that the network card is connect by displaying usb connect devices sudo lsusb root@kali:~# lsusb Bus 004 Device 002: ID 0bda:8813 Realtek Semiconductor Corp. RTL8814AU 802.11a/b/g/n/ac Wireless Adapter Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 003 Device 005: ID 0e0f:0002 VMware, Inc. Virtual USB Hub Bus 003 Device 004: … Continue reading Troubleshoot the ALFA AWUS1900 Wi-Fi adaptor on Kali linux →

Chapter 2. System Fundamentals

I. BackgroundA. Networking technologiesC. System technologiesD. Transport protocolsG. Telecommunications technologiesH. Backup and restoreIII. SecurityA. Systems security controlsB. Application/fileserverC. FirewallsE. Network securityO. Trusted networksP. VulnerabilitiesIV. Tools/Systems/ProgramsG. Boundary protection appliancesH. Network topologiesI. SubnettingK. Domain Name System (DNS)L. Routers/modems/switchesO. Operating environmentsV. Procedures/MethodologyG. TCP/IP networking Exploring Network Topologies Whether you are a veteran or a novice—or just have a … Continue reading Chapter 2. System Fundamentals →

Exercise 3 – Change Runlevels and Shutdown or Reboot System

A run level on a Linux system is the definition of what all services are running on the system. To run each service, relevant parameters need to be initialised in the init file. Therefore, each level defines the state of various parameters in the init file. Each run levels is referred to by a number. … Continue reading Exercise 3 – Change Runlevels and Shutdown or Reboot System →

Exercise 2 – Manage SystemBoot

Booting a system refers to initialisation various parameters of the system or any hardware device. The booting process loads various files and libraries from the operating system. In this exercise, you will understand the files used in the system bootup process and boot events. Please refer to your course material or use your favourite search … Continue reading Exercise 2 – Manage SystemBoot →

Exercise 1 – Determine and Configure Hardware Settings

In this exercise, you will determine and configure hardware settings in a Linux system. Please note that some of the legacy devices may not automatically be detected by the operating system and therefore, you will need to manually configure them in the system BIOS. Please refer to your course material or use your favourite search … Continue reading Exercise 1 – Determine and Configure Hardware Settings →

102 LINUX INSTALLATION AND PACKAGE MANAGEMENT

102.1 Design hard disk layout102.2 Install a boot manager102.3 Manage shared libraries102.4 Use Debian package management102.5 Use RPM and YUM package management 102.1 DESIGN HARD DISK LAYOUT Allocate filesystems and swap space to separate partitions or disksTailor the design to the intended use of the systemEnsure the /boot partition conforms to the hardware architecture requirements … Continue reading 102 LINUX INSTALLATION AND PACKAGE MANAGEMENT →

101.3 CHANGE RUNLEVELS/BOOT TARGETS, SHUTDOWN & REBOOT

Set the default runlevel or boot targeChange between runlevels/boot targets including single user modShutdown and reboot from the command lineAlert users before switching runlevels/boot targets or other major system eventsThe following is a partial list of the used files, terms and utilities:□ /etc/inittab□ shutdown□ init□ /etc/init.d□ telinit□ system□ systemctl□ /etc/systemd/□ / usr/lib/system /□ wall SET … Continue reading 101.3 CHANGE RUNLEVELS/BOOT TARGETS, SHUTDOWN & REBOOT →

101.2 Boot The System

Provide common commands to the boot loader and options to the kernel at boot timeDemonstrate knowledge of the boot sequence form BIOS to boot completionUnderstanding of SysVinit and systemAwareness of UpstartCheck boot events in the log fileThe following is a partial list of the used files, terms and utilities:dmesgBIOSbootloaderkernelinitramfsinitSysVinitsystem Common Boot loader commands and options … Continue reading 101.2 Boot The System →

101.1 Determine and Configure Hardware Settings

Enable and disable integrated peripheralsConfigure systems with or without external peripherals such as keyboardsDifferentiate between the various types of mass storage devicesDetermine hardware resources for devicesTools and utilities to manipulate USB devicesConceptual understanding of sysfs, udev, dbusThe following is a partial list of the used files, terms and utilities: /sys/proc/devmodprobelsmodlspcilsusb Enable and disable integrated peripherals … Continue reading 101.1 Determine and Configure Hardware Settings →