Ah. That's fairly easy to fix. From that, I presume that you need to enter credentials for the proxy? For that, you want:
export http_proxy="http://username:[EMAIL PROTECTED]:8080/" -- network in unreachable with netmask 255.255.255.255 https://launchpad.net/bugs/50591 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
