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CS3102 Networks > 6: Link Layer and LANs > Flashcards

6: Link Layer and LANs Flashcards

1
Q

What is the link layer?

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2
Q

What is the link layer responsible for?

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3
Q

What is a LAN?

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4
Q

What is ethernet?

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5
Q

What are nodes?

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6
Q

What is aframe?

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7
Q

WHat is the data-link layer?

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8
Q

What is framing?

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9
Q

What is flow control?

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10
Q

What are half-duplex connections?

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11
Q

What are full-duplex connections?

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12
Q

What is error detection and error correction?

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13
Q

Where are link-layer protocols implemented?

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14
Q

What is a NIC?

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15
Q

What is single bit parity?

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16
Q

What is two-dimensional bit parity?

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17
Q

What is an Internet checksum?

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18
Q

How do Internet checksums work?

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19
Q

What is a Cyclic redundancy check?

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20
Q

How are the data bits, CRC bits, and generator related in CRC?

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21
Q

What are the 2 types of links?

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22
Q

What are point-to-point links?

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23
Q

What are broadcast links?

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24
Q

What is a multiple access protocol?

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25
Q

How do MAC protocols work?

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26
Q

What are the 3 main types of MAC protcool?

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27
Q

What is TDMA?

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28
Q

What is FDMA?

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29
Q

What are random access MAC protocols?

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30
Q

What is tha ALOHA protocol?

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31
Q

What is the Slotted ALOHA protocol?

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32
Q

How does Slotted ALOHA work?

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33
Q

How doe you find efficiency with Slotted ALOHA?

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34
Q

How does pure ALOHA work?

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35
Q

How doe you find efficiency with pure ALOHA?

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36
Q

What is CSMA?

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37
Q

How does CSMA work?

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38
Q

How do collisions occur in CSMA?

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39
Q

What is CSMA/CD?

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40
Q

How does CSMA/CD work?

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41
Q

What is the Ethernet CSMA/CD algorithm?

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42
Q

How do you dinf efficiency with the CSMA/CD algorithm?

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43
Q

What are “Taking turns” MAC protocols?

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44
Q

What are channel partitioning MAC protocols?

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45
Q

What are random access MAC protocols?

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46
Q

What is polling in “Taking turns” MAC protocols?

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47
Q

What is token passing in “Taking turns” MAC protocols?

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48
Q

What are MAC addresses?

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49
Q

What is the ARP protocol?

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50
Q

What are LAN addresses?

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51
Q

What are ARP tables?

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52
Q

How does the addressing of IP datagrams to nodes on different LANs work?

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53
Q

What is Ethernet?

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54
Q

What are the topologies of Ethernet-based networks?

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55
Q

What is an Ethernet frame?

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56
Q

What is the structure of an Ethernet frame?

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57
Q

What are the key features of Ethernte?

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58
Q

What are Ethernet standards? Why are there many?

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59
Q

What are ethernet switches?

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60
Q

How do Ethernet switches work?

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61
Q

What is switching?

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62
Q

What are switch tables?

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63
Q

How do switches learn?

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64
Q

What is frame filtering and forwarding?

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65
Q

How do self-learning and forwarding work in switches?

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66
Q

How does self-learning work with multiple interconnected switches?

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67
Q

What are the differences between switches and routers?

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68
Q

What are VLANs?

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69
Q

What are port-based VLANs?

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70
Q

What are the key features of port-based VLANs?

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71
Q

What is a trunk port?

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CS3102 Networks (10 decks)

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