OSI Model Flashcards

1
Q

Layer 1

A

Physical

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2
Q

Layer 2

A

Data Link

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3
Q

Layer 3

A

Network

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4
Q

Layer 4

A

Transport

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5
Q

Layer 5

A

Session

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6
Q

Layer 6

A

Presentation

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7
Q

Layer 7

A

Application

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8
Q

Physical

A

Layer 1

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9
Q

Data Link

A

Layer 2

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10
Q

Network

A

Layer 3

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11
Q

Transport

A

Layer 4

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12
Q

Session

A

Layer 5

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13
Q

Presentation

A

Layer 6

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14
Q

Application

A

Layer 7

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15
Q

What happens at the Data Link layer?

A

MAC address translation

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16
Q

What protocols work at the Network layer?

A

IP, ARP, ICMO, IGMP

17
Q

What happens at the Transport layer?

A

it segments TCP/UDP

18
Q

What happens at the Presentation layer?

A

encryption and encoding

19
Q

Application layer…what happens there?

A

anything with ports associated…http, DNS