, : -- -- ATM : 8 01, 2018 5190 140 0 23 Address resolution protocol - ? 30, 2018 4720 10 0 7 VPLS MPLS: 12, 2020 1780 60 0 3 QoS | 5, 2020 60 0 0 5 - 28, 2020 90 0 0 6 24, 2020 130 0 0 9 QUIC (Quick UDP Internet Connections) 2, 2020 270 60 0 12 03, 2020 230 0 0 10