Tag Archives: Ubuntu

Access shared-folder in Ubuntu host from Ubuntu guest in Virtualbox

Posted on December 29, 2009 by Ahmed Tawfik

This is the scenario that you run Ubuntu as your host operating system and Ubuntu guest in VirtualBox, and that you want to access a specific folder from Ubuntu host. First you have to make sure that have install Guest … Continue reading →

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A complete invisibility – anonymity – solution for Ubuntu

Posted on December 28, 2009 by Ahmed Tawfik

Based on some online articles and my previous posts, I created the following script which does the following: Generates and assigns a random MAC address to my wired card (eth0) and wireless card (wlan0) using the macchanger software described here … Continue reading →

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How to delete certain lines of text from a file in Bash using sed

Posted on December 28, 2009 by Ahmed Tawfik

“sed -i 1,+2d file_name” deletes starting from line ‘1’ and the next ‘2’ lines, i.e. deletes the first 3 lines

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Cleanup the SSH known_hosts file

Posted on December 28, 2009 by Ahmed Tawfik

“ssh-keygen -R [host] “ helpful especially in clusters

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How to randomly change your MAC address on Ubuntu

Posted on December 28, 2009 by Ahmed Tawfik

“sudo apt-get install macchanger”“sudo macchanger -A eth0” where “eth0” is the network card you’d like to change its MAC. Note: You have to edit your connection in Network Manager and change the old MAC with the new one, or – … Continue reading →

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