Windows Networking Tools

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transPort layer ProtoCols

and UDP headers, it is easy to note the relative simplicity of the latter

since it lacks many of the features of the former. For example, because

it does not require the acknowledgment of datagrams or sequence

datagrams, there is no need for Sequence and Acknowledgment fields.

Similarly, since UDP does not provide a flow control mechanism, the

TCP Window field is removed. e result of UDP performing a best-

effort delivery mechanism is a relatively small transport layer protocol

header, with the protocol relatively simple in comparison to TCP. e

best way to understand the operation of UDP is via an examination of

its ...