Tutorial: How to sync Ableton and TracktorThis is a very useful tutorial from djtechtools.com, teaching how to syncronize Ableton Live and NI Tracktor. This tutorial implement the concept of Smart Mixing:

“Smart mixing” is a term introduced by Moldover, a controllerist digital musician who uses a sophisticated software and hardware configuration that allows him to make fast changes to the mix with a minimum of control movement”

To accomplish this task you’ll need several programs and follow the described steps carefuly, but sure you finally get it!
Basically you need to setup a virtual audio cable, thenĀ  the midi-ox utility and finally link them to Live and Tracktor.