[ubuntu] Wake on Lan does not work with Ubuntu 12.04.

view full story

http://ubuntuforums.org – I have a Asus M4A77T board with RTL8111 gigabit Ethernet card. It is connected to a gigabit wlan router. Acpi wake up event is set, the g flag on the card is set, network shutdown in /etc/init.d/halt is no. So everything should be fine but I am not able to wake up the computer after shutdown from Ubuntu. Until 12.04 WOL worked without any problem. If I shutdown Windows or other distros WOL works as expected. I have noticed the following difference The Router tells me that a Lan card is connected with 10Mbit only. If I use another OS it is set to 100Mbit after shutdown. So here (Hardware)