I'm wondering if I'm using the D7000's Commander mode incorrectly. Page 225 of the Nikon D7000 manual says The built-in flash does not fire [in "--" Option], although remote flash units do. Yet ...
I have a D200 and a D7000. The D200 triggers the SB600 in Commander Mode without any issues. The D7000 on the other hand will not trigger the SB600 with absolutely identical settings in Commander ...