DATA LINK LAYER (LAYER 2) Flashcards

(8 cards)

1
Q

DATA LINK LAYER (LAYER 2)

A

REPACKAGES BITS FROM LAYER 1 INTO FRAMES AND TRANSMITS THEM ACROSS THE NETWORK

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2
Q

MEDIA ACCESS CONTROL (MAC) ADDRESS

A

MEANS FOR IDENTIFYING A DEVICE PHYSICALLY AND ALLOWING IT TO OPERATE ON A LOGICAL TOPOLOGY

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3
Q

LOGICAL LINK CONTROL (LLC)

A

Limits data sent by a sender and prevents receiver overwhelm and allows the receiver to acknowledge getting the message

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4
Q

ISOCHRONOUS MODE

A

COMMUNICATION METHOD WHERE NETWORK DEVICES USE A COMMON REFERENCE CLOCK AND HAVE TIME SLOTS FOR TRANSMISSION

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5
Q

ASYNCHRONOUS

A

NETWORK DEVICES REFERENCE INTERNAL CLOCKS AND USE START AND STOP BITS FOR SYNCHRONIZATION

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6
Q

SYNCHRONOUS

A

DEVICES USE THE SAME CLOCK WITH BEGINNING AND ENDING FRAMES AND CONTROL CHARACTERS FOR SYNCHRONIZATION

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7
Q

SWITCHES

A

SMART HUBS THAT USE LOGIC TO SEND DATA TO SPECIFIC DEVICES USING MAC ADDRESSES

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8
Q

NETWORK BRIDGE

A

A DEVICE THAT CONNECTS TWO OR MORE NETWORK SEGMENTS FILTERING DATA BY MAC ADDRESSES

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