I see they use instrument tracks to do that. I was not able to figure it out using the old-fashioned instrument racks.
True its only valid from new instrument track present in C7.5 , the instrument rack is the same as before in that matter.
the Cubase 7 manual, page 255, says the instrument tracks can only have one MIDI track at a time routed TO it … as opposed to the racks that can have multiple … I could see that being a big limitation on using instrument Tracks. Maybe I’ll understand more as I keep reading …
true for Cubase 7 and earlier, in cubase 7.5 its new concept with Vsti track/rack and its possible to route midi tracks to instrument tracks.
you will need version 7.5 if u dont have it yet for these
edit( i see in ur signature you have ver 7.5… u just need to learn it better, its little bit confusing at first indeed 