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VirtualBox can't operate in VMX root mode

If you get this message from VirtualBox:

VirtualBox can't operate in VMX root mode. Please disable the KVM kernel extension, recompile your

type:
sudo modprobe -r kvm_intel

Run VirtualBox again that should fix the problem.

Transparent VirtualBox window with compiz manager

If you getting a transparent VirtualBox window, you can start VBox like this to fix the problem:
env XLIB_SKIP_ARGB_VISUALS=1 VirtualBox

references:
https://bugs.launchpad.net/ubuntu/+source/virtualbox-ose/+bug/292588
http://ubuntuforums.org/showthread.php?t=1160178

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Using a socks proxy

#ssh to a machine on the network you need access and start # a local socks server ssh -D 9999 httpserver.blah.com
# setweb browser proxy to proxy: localhost:9999
# To use other apps with socks install sudo apt-get install tsocks
# Change config file to (remove everything else) /etc/tsocks.conf server = 127.0.0.1 server_port = 9999
# ssh to a machine tsocks ssh -X httpserver.blah.com
# eclipse to a machine tsocks eclipse
reference: using tsocks for tunneling cmds lines and everything else http://www.plenz.com/tunnel-everything