Content networking demands the Internet itself become more application-aware, i.e., knowing who is accessing what data and talking to whom, which would disrupt the original end-to-end argument. What...

Content networking demands the Internet itself become more application-aware, i.e., knowing who is accessing what data and talking to whom, which would disrupt the original end-to-end argument. What changes may be brought into the network to support content networking?

ATM (asynchronous transfer mode) and MPLS (multi-protocol label switching) do not have stateless core networks. What states do they keep? What is the main difference in the way they keep these states?