I found a great video of things you should incorporate into your boxing drill routine - This video by boxing coach Kenny Pharr teaches you some basic boxing defensive maneuvers and respective important details for each one.
What Mr. Pharr covers in the video
-Slipping the Jab
-Avoiding the Cross after Slipping the Jab with Hook option
-Parrying (and How NOT to Parry)
-Catching the Hook/Rolling with the Cross
-Bob and Weave with Pivot
-the Rockaway (the M. Ali Defense)