. >> cisco c.e.o. john chambers is worried n.s.a. surveillance could have a major impact on his company. he sent a letter to president obama asking him to curb the surveillance program after there was alleged that the n.s.a. hacks -- we sat down with an exclusive interview with john chambers. corey started by asking about some of the exciting announcements the company has made at cisco live. >> what i enjoy most is the time with the customers. i've done seven sessions in 48 hours -- >> so really hearing in don't rs in ways you really depth to. >> having technology to a business outcome, if you will, looking in from the customer's perspective. >> it seems to be the hottest idea in the world of networking right now. correct me when i try to explain what the technology is, i think -- as if i'm with my family in a car and then my wife the navigator says let's take a turn, go over here. let's stop for dinner and change something so my needs as i go through the network, off the highway, finding a different route, change is a go and the sof