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Name layer 1 of the OSI model. |
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Name layer 2 of the OSI model. |
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Name Layer 3 of the OSI model. |
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Name layer 4 of the OSI model. |
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Name layer 5 of the OSI model. |
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Name layer 6 of the OSI model. |
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Name layer 7 of the OSI model. |
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Name the two sub layers of the Data Link level. |
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Definition
LLC (Logical Link Control) MAC (Media Access Control) |
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What is the MAC sublayer primarily responsible for? |
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Definition
Physical addressing and determining the appropriate time and place to put data on a network. |
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This OSI layer that provides a user interface with the other layers |
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This layer of the OSI model is responsible for data translation and code formatting. It is essentially a translator. Also handles encryption. |
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This layer of the OSI model is responsible to setting up, managing, and tearing down sessions including offering simplex, full duplex and half-duplex communication modes |
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This layer of the OSI model segments and reassembles data into a data stream. |
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This layer can be connection-oriented, or connectionless. |
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Term
Define SYN, SYN-ACK, SYN. What is it an example of? |
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Definition
Synchronize, Synchronize-Acknowledgment, Synchronize. It is a handshake that describes establishing a connection-oriented session in the Transport layer. |
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Term
Data integrity is maintained at the Transport layer by maintaining ________ . |
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Term
A service is considered connection-oriented if it has the following four things: |
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Definition
a virtual circuit like a 3 way handshake sequencing acknowledgments flow control |
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Term
What is important about the size of a window? |
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Definition
The size of a window equals how much information can be sent from one end to another before an acknowledgment is received. |
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This layer of the OSI model manages device addressing, tracks device location, and determines the best way to move data |
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Name the two types of packets used in the Network layer of the OSI model. |
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Definition
Data packets, Route-update packets |
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Which layer of the OSI model provides the physical transmission of data, provides error notification, network topography, and flow control. |
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Layer that defines when and how packets are placed on the lines. |
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This identifies Network-layer protocols and encapsulates them. |
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This layer of the OSI model sends and receives bits |
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Hubs and repeaters operate on this layer. |
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Definition
Layer 1, physical, because they only see bits. |
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Term
Switches and Bridges operate on this layer. |
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Definition
Layer 2, Data Link, because they make decisions based on layer 2 addresses. |
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Routers operate on layer... |
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Definition
layer 3, because they work with layer 3 addresses. (They can be called a layer 3 switch.) |
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Workstations work on this layer... |
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Definition
Layer 7, Application, because they run applications. |
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Term
Encryption happens at the _______ layer |
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Layer __________ performs error correction. |
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Layer _________ provides logical addressing. |
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Layer _________ performs error detection, but not correction. |
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Layer that offers simplex, half duplex, or full duplex modes. |
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This layer provides reliable or unreliable delivery. |
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Term
TCP is a _____________ and UDP is a ____________ that operate on the ________ level. |
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Definition
Reliable, unreliable protocols on the Transport layer. Layer 4 |
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Term
Flow control is handled at the ___________ layer. |
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Definition
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Term
What is LLC in charge of? |
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Definition
Identifying Network layer protocols and encapsulating them. |
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Term
What sublayer handles logical topography. |
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Definition
MAC sublayer of the Data Link. |
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Term
IP is a __________ layer protocol. |
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Ethernet is a _________ layer protocol. |
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T1 is a _____________ layer protocol. |
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