Review Questions
| 1: | If a router needs to forward a packet to an IP destination on a LAN, how does it discover the Layer 2 (MAC) address of the destination? |
| 2: | Do you need a router to connect 10 Mbps Ethernet to higher-speed Ethernet LANs? |
| 3: | What are the two modes used by HDLC that are additional to the mode used by SDLC? |
| 4: | What is the cell size of ATM? |
Answers:
| 1: | If a router needs to forward a packet to an IP destination on a LAN, how does it discover the Layer 2 (MAC) address of the destination? |
| A1: | The Address Resolution Protocol (ARP) is used to broadcast a request for the Layer 2 address associated with a particular Layer 3 address. |
| 2: | Do you need a router to connect 10 Mbps Ethernet to higher-speed Ethernet LANs? |
| A2: | A router can ... |
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