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Kodhi yekuona kukanganisa (parity check code): parity check code ine n-1 bit information unit uye 1 bit check element. Iyo N-1 bit information unit idata rinoshanda muruzivo rwatinotumira, uye 1-bit cheki unit inoshandiswa pakuona kukanganisa uye redundancy kodhi. Odd cheki: kana iyo n...

Mhoro, Vaverengi. Muchikamu chino ndichakurukura nezve OSI-Data Link Layer Error Control netsananguro. Ngatitangei… Kuti tinzwisise kufambiswa kweiyo data link layer ngatitorei muenzaniso, kana mudziyo weA uchifanira kutaurirana neB mudziyo, chinongedzo chekutaurirana ...

Mhoro Vaverengi, Muchinyorwa chino tichadzidza kuti chii chinonzi Kukanganisa Kudzora uye kukanganisa kutonga kurongeka. Mukuita kwekufambiswa kwedata, nekuda kwekupesvedzera kweruzha pachiteshi, iyo waveform yechiratidzo inogona kukanganiswa kana ichiendeswa kune anogamuchira, re...

Mune yedhijitari nguva yekuparadzanisa kuwanda kwekukurukurirana system, kuti inyatso kupatsanura nguva slot masaini, iyo yekupedzisira yekutumira inofanirwa kupa mucherechedzo wekutanga wefuremu yega yega, uye maitiro ekuona nekuwana iyi chiratidzo pamagumo ekugamuchira anonzi furemu synchr. .

Iyo yemuviri dhizaini iri pazasi peiyo OSI modhi, uye basa rayo guru ndere kushandisa svikiro rekutapurirana kuti ripe chinongedzo chemuviri kune data link layer kufambisa bit hova. Iyo yemuviri layer inotsanangura kuti tambo yakabatana sei kune network c ...

Vanhu vazhinji havana kunyatso kujeka nezve emagetsi port modules, kana ivo vanowanzo vhiringika ne optical modules, uye havagone kusarudza emagetsi port modules nenzira kwayo kuti vasangane nerubatsiro rwekufambisira kure zvinodiwa uye mutengo optimization. Saka, mune iyi art ...