Cyber Tech

Did you ever had trouble with Network Manager and felt that you need to try to setup DHCP or static IP address from command Line in Linux? I once accidentally removed Gnome (my bad, wasn’t paying attention and did an apt-get autoremove -y .. how bad is that.. ) So I was stuck, I couldn’t connect to Internet to reinstall my Gnome Network Manager because I’m in TEXT mode network-manager was broken.  I learned a good lesson. you need internet for almost anything these days unless you’ve memorized all those manual command. This guide will guide you on how to setup DHCP or static IP address from command Line in Linux. It saved me when I was in trouble, hopefully you will find it useful as well. Note that my network interface is eth0 for this whole guide. Change eth0 to match your network interface. Static assignment of IP addresses is typically used to eliminate the network traffic associated with DHCP/DNS and to lock an element in the address space to provide a consistent

Device not managed error actually is an interesting error. When I tested, Device not managed error only happened to Wired Network interfaces (such as eth0 or eth1) in both Debian and Kali Linux. It doesn’t seem to happen to wireless network interfaces. When a user connects their Laptop or Computer to a LAN cable, suddenly they get this Wired Network interface “Device not managed error” and they can’t browse internet. It is annoying and particularly confusing as the error goes not make it obvious how it was generated. Most people end up searching for “Firefox can’t connect to Internet” or “Unable to browse internet in Kali Linux” or such. Those search strings will take to nowhere. This guide takes you through step by step procedures on fixing “Wired Network interface Device not managed error” in Debian and Kali Linux. The reason you should read this other guide is because if you only have one Laptop or Desktop which allows you to browse Internet and you’re stuck with this annoying “D

I’ve compiled a small list of things that I always perform after installing a fresh copy of Kali Linux in this post. Because I got multiple laptops and workstations, I’ve tried to generalize the following instructions to suit everyone’s(including mine??) requirements. This is my top list of 20 things to do after installing Kali Linux. Your requirement’s might be completely different. If you have a suggestion, let me know via comments section. You can comment without registering.. so that’s an easy way to give me feedback and opinion. WARNING: Following guide was written and tested for Kali Linux 1.x. I am working best to write a guide on Kali Linux 2.0 – Kali Sana. Use this guide at your own risk for Kali Linux 2.0 – Kali Sana. Standard Packages: Standard packages contains anything and everything I found useful. This list if divided into 3 parts: Kali Specific Kali Linux is a special build from Debian. Kali Linux inherits a lot of the issues from Debian Linux. This secti

How many of you failed to connect to WiFi network in Linux? Did you bumped into issues like the followings in different forums, discussion page, blogs? I am sure everyone did at some point. Following list shows just the results from Page 1 of a Google search result with “Unable to connect to WiFi network in Linux” keywords. Cannot connect to wifi at home after upgrade to ubuntu 14.04 Arch Linux not connecting to Wifi anymore I can’t connect to my wifi Cannot connect to WiFi Ubuntu 13.04 can detect wi-fi but can’t connect Unable to connect to wireless network ath9k Crazy! I can see wireless network but can’t connect Unable to connect to Wifi Access point in Debian 7 Unable to connect Wireless Following guide explains how you can connect to a WiFi network in Linux from command Line. This guide will take you through the steps for connecting to a WPA/WPA2 WiFi network. In case you’ve only got wired connection only, you can use this guide to setup DHCP or static IP address fro

This is a small guide on How to add official Kali Linux Repositories. Kali Linux source.list Repositories page: Official Link We’ve seen many people break their Kali Linux installations by following unofficial advice, or arbitrarily populating their sources.list file with unneeded repositories. The following post aims to clarify what repositories should exist in sources.list, and when they should be used. Any additional repositories added to the Kali sources.list file will most likely BREAK YOUR KALI LINUX INSTALL. Kali Linux 2.0 – Kali Sana users, use this guide instead. How to add official Kali Linux Repositories? – Kali Linux 2.x Sana repositories Open sources.list and comment all lines with # in front The simplest way is to edit the /etc/apt/sources.list leafpad /etc/apt/sources.list If you’re serious about keeping Kali Linux stable, then remove or comment every-line with # at the front and add the following lines.. Add Official Repo’s only: If you’ve added Bl

This is a small guide on how to add official Kali Linux Repositories – I’ve updated it to include all versions of Kali Linux till date i.e. Kali 1.x, Kali 2.0/Kali Sana and Kali Rolling. The single most common causes of a broken Kali Linux installation are following unofficial advice, and particularly arbitrarily populating the system’s sources.list file with unofficial repositories. The following post aims to clarify what repositories should exist in sources.list, and when they should be used. Any additional repositories added to the Kali sources.list file will most likely BREAK YOUR KALI LINUX INSTALL. Edit your sources.list The easiest way is to edit the /etc/apt/sources.list root@kali:~# vi /etc/apt/sources.list (or) root@kali:~# leafpad /etc/apt/sources.list Add official repo’s only: Copy paste the following repositories (remove existing lines or you can comment them out – your take). Following repo list was taken from official Kali sources.list Repositories pa