Turn off a specific interface
In Linux, sometimes it is not desireable to turn off all your interfaces or restart the service completely. It is possible to turn off a […]
Month: December 2011
Configure DHCP Interface in Ubuntu
Ubuntu supports configuring of DHCP interfaces via using a GUI, or by modifying the interfaces file directly. Make sure to automatically initialize the interface on […]
Why Ubuntu is good for desktops
Ubuntu has a lot of nice features that are useful for desktop computing, and in particular, research. The reason being that Ubuntu has one of […]
Default Ubuntu interfaces file
The default Ubuntu interfaces file looks like the following: It is quite small as one can see. Use ifconfig to get more networking information.
SSH using the verbose parameter
The OpenSSH client has a verbose parameter that can be used to debug connection issues related to ssh. There are three levels of verbose one […]
Find Hostname From IP Address in Ubuntu
The “host” tool can be used to query DNS entries and find the hostname of a server using the IP address. It comes default with […]
Using chkconfig in Ubuntu
The chkconfig tool is often used commonly in a RedHat style operating system. Mainly for managing system services. Chkconfig does not come with Ubuntu by […]
Install NTP on Ubuntu
You can verify if your system has ntp using “dpkg –list | grep ntp”. If it is not installed on the system it can easily […]
List Packages in Ubuntu using dpkg
To list the packages in ubuntu you can use the “dpkg” command. This is the debian package manager. Ubuntu uses it since it is debian […]
Print Environment Variables in Ubuntu
There are a few ways to print your current environment variables in ubuntu. One can either use the “env” or “printenv” command. Below is an […]