November 2011
Intermediate to advanced
1056 pages
33h 50m
English
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10. User Datagram Protocol (UDP) and IP Fragmentation
10.1. Introduction
UDP is a simple, datagram-oriented, transport-layer protocol that preserves message boundaries. It does not provide error correction, sequencing, duplicate elimination, flow control, or congestion control. It can provide error detection, and it includes the first true end-to-end checksum at the transport layer that we have encountered. This protocol provides minimal functionality itself, so applications using it have a great deal of control over how packets are sent and processed. Applications wishing to ensure that their data is reliably delivered or sequenced must implement these protections themselves. Generally, each UDP output operation requested by an application produces ...
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