Debian (.deb) packages are the packages that are used in Ubuntu. You can install any .deb package in your system. .deb files can generally be… Read More »Install Remove and Reinstall/Reconfigure/Repair .deb packages
Network communications go through “channels” called ports. You can restrict which ports are available (“open”) for network communications, creating a barricade to unwanted network intrusion.… Read More »Manage firewall in ubuntu 9.04 jaunty
Download the gpg keys for the repositories and automatically add them to your repository keyring: Example: To obtain and add the Medibuntu repository key: wget… Read More »How to add repository keys in ubuntu
Do this at your own risk. Modify the default Ubuntu sources.list only if you understand what you’re doing. Mixing repositories can break your system. For… Read More »How to add repositories manually in ubuntu
There are two types of network monitors: those that monitor your own system’s network settings and those that monitor network traffic. The latter includes security… Read More »Network Monitors for ubuntu: monitor your own system’s network settings
A disk device can be subdivided into one or more partitions. The GParted application enables you to change the partition organization on a disk device… Read More »GParted: Partition Manager (editor) for creating, reorganizing, and deleting disk partitions.