Have you tried: "To fix this, I removed all the remembered locations and then in Configure Network Prefrences -> TCP/IP changed Configure IPV6 to Link-local on

Have you tried: "To fix this, I removed all the remembered locations and then in Configure Network Prefrences -> TCP/IP changed Configure IPV6 to Link-local only." EDIT: It did seem to make things better for me, where after waking up from sleep it at least automatically reconnects, but it is still not same as Lion I think.d