信息網(wǎng)絡(luò)通信基礎(chǔ)-資料下載頁
2024-12-31 12:51本頁面
【正文】 ous with rule. Then we discuss standards, which are agreedupon rules. Protocols協(xié)議 Standards標(biāo)準(zhǔn) Standards Organizations 標(biāo)準(zhǔn)化組織 Inter Standards 因特網(wǎng)標(biāo)準(zhǔn) Topics discussed in this section: 31 Data Communications Networking Performance ? Number of users ? Type of transmission medium ? Hardware ? Software Reliability ? Frequency of failure 故障頻率 ? Recovery time of a work after a failure 網(wǎng)絡(luò)故障恢復(fù)時(shí)間 ? Catastrophe 災(zāi)難性事故 Security ? Unauthorized access 未授權(quán)訪問 ? Viruses 病毒 32 In data munication, a protocol is a set of rules (conventions) that govern all aspects of information munication Note: 在數(shù)據(jù)通信中 , 協(xié)議是指一組用來控制信息通信的各個(gè)方面的規(guī)則 (約定 ) 33 Data Communications Networking Standards Organizations Standards Creation Committees 標(biāo)準(zhǔn)化組織 Forums 論壇： quickly test, evaluate, and standardize new technologies. Regulatory Agencies 管理機(jī)構(gòu) 34 Data Communications Networking Standards Creation Committees 標(biāo)準(zhǔn)化組織 ? ISO 國際標(biāo)準(zhǔn)化組織 ? ITUT （ International Telemunication Union ——Telemunication Standards Sector） 國際電信聯(lián)盟電信標(biāo)準(zhǔn)化部 ? ANSI （ American National Standards Institute） 美國國家標(biāo)準(zhǔn)化協(xié)會(huì) ? IEEE (Institute of Electrical and Electronics Engineers) 電氣電子工程師協(xié)會(huì) ? EIA (Electronic Industries Association)電子工業(yè)協(xié)會(huì) standards for physical connection interfaces and electronic signaling ? Telcordia－ Bellcore 貝爾中心 Regulatory Agencies FCC (Federal Communications Commission) 美國聯(lián)邦通信委員會(huì) authority over interstate and international merce in the munications field Inter Standards RFC (Request for Comment) Inter標(biāo)準(zhǔn)草案 35 Data Communications Networking 謝謝觀看 /歡迎下載 BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH
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