NET140 Chp 1 set4

Front

UDP (User Datagram Protocol)

Back

A connectionless protocol that sends data without checking for delivery.

Front

Connectionless protocol

Back

Sends data without establishing a connection or guaranteeing delivery.

Front

Segments

Back

TCP messages at the transport layer, or parts of a network.

Front

Datagrams

Back

UDP messages at the transport layer.

Front

Header

Back

Control info added to the start of a payload by a protocol.

Front

Encapsulation

Back

The process of adding a header to data as it moves down the OSI layers.

Front

Port

Back

A number that identifies specific processes or services running on a device.

Front

Network layer

Back

The 3rd OSI layer; moves messages between different networks.

Front

IP (Internet Protocol)

Back

Provides addressing and routing info for delivering data.

Front

Packet

Back

A complete network layer message including the transport layer data and header.