“…Numerous pricing schemes have been presented, which have used different approaches as Figure 2 depicts. Such schemes can be classified into: Auction Pricing Schemes [19], [20], [21], [22], [23], [24], [25], [26], or Priority Pricing Schemes [27], [28], [29], [30], as well as, Game Theoretic Pricing Schemes [31], [32], [33], [34], [35], [36], Assignment Pricing Schemes [37], [38], or use Rate Adaptation Pricing Schemes [39], Broadcasting Pricing Schemes [40], [41], or Probabilistic Pricing Schemes [42], [43], and Service Electronic Payment Pricing Schemes [44], [45] in order to support the need of interconnection. A dynamic mechanism is used also with a Programmable Pricing Schemes, aiming to allocate the network resources in case of congestion [46].…”