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TCP and UDP are transport layer protocols; the OSI layer is layer 4 (transport)

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Devices found in each OSI model?

1. Repeaters (Operate at the OSI Physical Layer).2. Bridges (Operate at the OSI Data Link Layer).3. Routers {and Brouters} (Operate at the OSI Network Layer).


Does TCP operate at the transport layer?

TCP operates at transport layer


Switches operate at layer and Hubs operate at layer of OSI model?

Hubs are a physical layer (layer 1) device; most switches operate at the Data Link layer (Layer 2) of the OSI model.


TCP and UDP reside at which layer of the OSI model?

UDP or User Datagram Protocol works on the Transport Layer (layer 4) in the OSI model.


Connectivity devices such as hubs and repeaters operate at which layer?

Hubs and repeaters operate at the Physical Layer of the OSI Model. The Physical Layer is the first layer of the OSI Model.


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The Application layer The Presentation layer The Session layer


Which one is the best model between osi and tcpip and why?

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If a firewall does nothing more than filter packets at what layer of the OSI model does it operate?

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What layer of the OSI model does NAT operate?

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The network interface TCP-IP layer maps to which OSI layers?

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Routers operate at which osi layer?

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How many layer of tcp ip?

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