4) Link layer (and network layer) addressing and forwarding (3 pts) Consider the figure below. The IP and MAC addresses are shown for nodes A, B, C and D, as well as for the router's interfaces. 29-88-49-39-68-82 128.119.108.204 D2-BF-E3-40-5F-FA 128.119.188.126 C6-39-4F-49-A3-84 128.119.147.16 B7-42-28-E4-68-82 128.119.142.100 EC-B4-AE-F9-03-ED 128.119.147.223 03-44-5E-50-2A-16 128.119.147.21 A4-BF-17-CC-1E-RE 128.119.142.97 Consider an IP datagram being sent from node A to node D. Give the source and destination Ethernet addresses, as well as the source and destination addresses of the IP datagram encapsulated within the Ethernet frame at points (1), (2), (4), and (5) in the figure above 4) Link layer (and network layer) addressing and forwarding (3 pts) Consider the figure below. The IP and MAC addresses are shown for nodes A, B, C and D, as well as for the router's interfaces. 29-88-49-39-68-82 128.119.108.204 D2-BF-E3-40-5F-FA 128.119.188.126 C6-39-4F-49-A3-84 128.119.147.16 B7-42-28-E4-68-82 128.119.142.100 EC-B4-AE-F9-03-ED 128.119.147.223 03-44-5E-50-2A-16 128.119.147.21 A4-BF-17-CC-1E-RE 128.119.142.97 Consider an IP datagram being sent from node A to node D. Give the source and destination Ethernet addresses, as well as the source and destination addresses of the IP datagram encapsulated within the Ethernet frame at points (1), (2), (4), and (5) in the figure above