Computer Network-2 Architecture and Protocol

Others 2021-03-02 00:33:47 views: null

Architecture and protocol

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Network protocol

It is the agreed rules and standards for network data transmission.
Three elements: semantics, syntax and timing.
Semantics: explain the meaning of each part of the bit stream.
Syntax: the structure and format of user data and control information, and the meaning of the order in which data appears. Timing
: events Detailed description of the order of implementation

Protocol, level, interface, architecture

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Tier N is the users of Tier N-1 and the servers of Tier N+1

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OSI Reference Model

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ISO International Organization for Standardization, mainly considering information processing and network architecture
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Connection-oriented service and connectionless service

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Characteristics of the confirmation and retransmission mechanism

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4 types of communication protocols

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TCP/IP

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TCP UDP

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Comparison of OSI and TCP/IP

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Five-layer protocol architecture

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Origin blog.csdn.net/qq_42713936/article/details/106096549
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