http://forum.ubnt.com/showthread.php?t=56168

http://derek.simkowiak.net/backing-up-multiple-servers-with-rsnapshot/

http://www.debian-administration.org/articles/217

http://troy.jdmz.net/rsnapshot/

http://www.debian-administration.org/article/675/How_to_convert_a_Wheez…

https://blog.lebegue.org/2012/09/28/debian-wheezy-virtualization/

http://www.pixelchaos.net/2012/11/16/linux-kvm-openvswitch-on-debian-wh… - openvswitch

http://www.ezunix.org/index.php?title=Boost_performance_of_KVM_guests - Boost performance of KVM guests

http://blog.mydream.com.hk/howto/linux/mysql-tuning-for-dummies

http://www.howtoforge.com/replacing_hard_disks_in_a_raid1_array

http://www.ducea.com/2009/03/08/mdadm-cheat-sheet/

http://www.dailymotion.com/video/xs6ya6_the-end-of-the-river_news

http://spiralofhope.com/wmctrl-examples.html

service netif restart ue0
service netif restart ue1
ifconfig ue0 up
ifconfig ue1 up

http://forum.ubnt.com/showthread.php?t=57428