“…Dual-metric Triple-metric Quartet-metric Five and more-metric link/path cost-dependent protocols [19] [20], [21], [22], [23], [24], [25], [26], [27], [28], [44], [45], [46], [47], [48], [49], [64], [67] [29], [30], [31], [32], [33], [34], [35], [36], [50], [51], [52], [53], [54], [65], [68], [69] [37], [38], [39], [40], [41], [55], [56], [57], [58], [59], [60], [61], [66] [42], [43], [62], [63] link/path costdependent protocols link/path costdependent protocols link/path cost- link/path cost-dependent routing protocols. Figure 1 shows the metrics-aware classification of QoS rout...…”