This guide I just used used allows a Linux user to disable the password and enable SSH keys to manage logins to an SSH server. http://lani78.com/2008/08/08/generate-a-ssh-key-and-disable-password-authentication-on-ubuntu-server/. This is very useful, you can access your machine remotely and without requiring the user to remember a complex password. if you are on Windows, the Bitvise SSH client …

This is a working PPTP configuration I used to connect two Mikrotik routers together using a PPTP configuration on a local LAN. # jan/01/2002 01:56:00 by RouterOS 6.2 # software id = 8HHI-TYLD # /interface bridge add admin-mac=D4:CA:6D:31:02:53 auto-mac=no l2mtu=1598 name=bridge-local \ protocol-mode=rstp /interface wireless set 0 band=2ghz-b/g/n channel-width=20/40mhz-ht-above disabled=no distance=\ indoors l2mtu=2290 mode=ap-bridge ssid=MikroTik-310257 …

The MyUnity configuration tool is a useful utility to configure the Unity desktop the way you wish. The utility may be installed on Ubuntu by typing sudo apt-get install myunity, then run myunity to load the application and configure away. With additions like this, that really should be integrated into the system settings control panel, …