5 stars to Joe's enthusiasm & commitment 5 stars to Joe's knowledge & understanding 5 stars to Joe's passion to produce exceptional network engineers 5 stars to Joe's free retake offers (I have taken so many retakes that I have lost count) 5 stars to Joe's detailed training videos & excellent lab manuals 5 stars to Joe's in-class entertainment ;-) 5 stars to Joe for making it all this available at very competitive price 5 start to my favourite networking instructor and best I have come across in my last 15 years in the IT industry WARNING!!! Joe is not for the weak hearted. If you are attending his class, make sure you fasten your seatbelts.