Saturday, December 1, 2012
A new IETF draft by Mohamed Boucadair, France Telecom and Tirumaleswar Reddy, Prashanth Patil, and Dan Wing (pictured), Cisco aim to provide granular policy management and enforcement for multiple devices behind a single NAT address.
"This document describes how to use PCP to retrieve the identify of a host behind a NAT. Two use cases are discussed and the PCP applicability is analyzed. This document extends PCP with a new OpCode: QUERY. The proposed mechanism is valid for all NAT flavors including NAT44, NAT64 or NPTv6".