Who do not know a Skype, the software which usually help people to make a calls over the Internet using computer. Skype uses decentralized peer-to-peer technologies, so your calls do not go through a central server but through distributed servers and other users. It uses its own proprietary communication protocol to achieve this. How to install skype on Ubuntu 10.10 is quite simple, follow this guide bellow to install skype on Ubuntu 10.10.
  • First you need to add Ubuntu 10.10 skype repository to your Aptitude, add following line to your source.list (/etc/apt/source.list) then save.
deb http://download.skype.com/linux/repos/debian/ stable non-free
  • For the second step, you need to install PGP key, paste and execute the command bellow to your terminal.
    sudo apt-key adv --keyserver pgp.mit.edu --recv-keys 0xd66b746e
  • Third, update your aptitude package information.
    sudo aptitude update
  • for the last step, install skype using command 
apt-get install skype
If there is no problem when you follow the guide above, you have skype installed. To start using Skype go to Applications->Internet->Skype.