Pending Interest Table Sizing in Named Data Networking

Named Data Networking (NDN) has emerged as a promising candidate for shifting Internet communication model from host-centric to content-centric. A core component of NDN is its stateful forwarding plane: Content Routers keep track of pending requests (Interests) storing them in dedicated tables at routers (Pending Interest Tables). A thorough analysis of PIT scalability is fundamental for deploying NDN as a whole and questions naturally arise...