Network Adaptor conundrums

[Petrus de Calguarium]

Kevin J. Cummings wrote:

> Devices configured through system-config-network can be configured to
> start up on system boot.

The device is set to NM_CONTROLLED in ifcfg-eth0, but I still have to click to 
get a connection. With my previous hardware, it simply connected automatically. 
I have not changed any configuration, as I liked it the way it was and want it 
to behave like this even now.