vpn
sudo apt-get install pptp-linux
http://www.cyberciti.biz/tips/howto-configure-ubuntu-fedora-linux-pptp-client.html
https://wiki.ubuntu.com/VPN
https://wiki.ubuntu.com/Setting%20up%20PPTP%20VPN%20connection%20in%20konsole
https://help.ubuntu.com/community/VPNClient
To manually create a connection, you can create a file such as /etc/ppp/peers/myvpn:
remotename myvpn
linkname myvpn
ipparam myvpn
pty "pptp
name
usepeerdns
require-mppe
refuse-eap
noauth
# adopt defaults from the pptp-linux package
file /etc/ppp/options.pptp
You will also need an entry in the file /etc/ppp/chap-secrets to specify your password. It should be added at the bottom, and look like this: