Questions about: proxy

Sounds like IE is configured to not let you install unverified software. http://www. windowsreference
System-wide proxies in CLI Ubuntu/Server must be set as environment variables. Open the /etc/environment file with vi (or your favorite editor). This file stores the system-wide variables initialized upon boot
I cannot find the settings anywhere do I have to set it through terminal through gconftools or is there some GUI present for it? Go to Dash Home type System Settings, click system settings then network. Proxy settings will be visible to you. Click sy
I'm trying to follow the "Installing Cross Toolchain on Ubuntu 10. 04 (Lucid) and 10. 10 (Maverick) Hosts" instructions on wiki