Litaba

  • Router e sebetsa joang?

    Router e sebetsa joang?

    Router ke sesebelisoa sa marang-rang sa layer 3.The hub e sebetsa karolong ea pele (lesela la 'mele)' me ha e na bokhoni ba ho sebetsa ka bohlale.Ha boema-kepe bo le bong bo fetisetsoa setsing, bo fetisetsa hona joale likoung tse ling, 'me ha bo tsotelle hore na likhomphutha li hokahane le tse ling ...
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  • Li-transceivers tsa optical li arotsoe joang ho latela mefuta ea theknoloji le mefuta ea li-interface?

    Li-transceivers tsa optical li arotsoe joang ho latela mefuta ea theknoloji le mefuta ea li-interface?

    Li-transceivers tsa optical li ka aroloa ka lihlopha tsa 3 ho ea ka theknoloji: PDH, SPDH, SDH, HD-CVI.PDH optical transceiver: PDH (Plesiochronous Digital Hierarchy, quasi-synchronous digital series) transceiver optical ke transceiver e nang le bokhoni bo bonyenyane, e sebelisoang hangata ka bobeli, ...
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  • Transceiver optical 2M e bolela'ng, hona kamano pakeng tsa transceiver ea optical E1 le 2M ke efe?

    Transceiver optical 2M e bolela'ng, hona kamano pakeng tsa transceiver ea optical E1 le 2M ke efe?

    Transceiver ea optical ke sesebelisoa se fetolang matšoao a mangata a E1 hore e be lipontšo tsa optical.Transceiver ea optical e boetse e bitsoa lisebelisoa tsa optical transmission.Li-transceivers tsa optical li na le litheko tse fapaneng ho latela palo ea likou tsa E1 (ke hore, 2M) tse fetisoang.Ka kakaretso, phetoho e nyane ka ho fetisisa ea optical...
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  • Tlhahlobo ea mefuta ea fiber switch

    Tlhahlobo ea mefuta ea fiber switch

    Access Layer Switch Hangata, karolo ea marang-rang e amanang ka ho toba le basebelisi kapa e kenang marang-rang e bitsoa "fic layer", 'me karolo e pakeng tsa lera la ho fihlella le karolo ea mantlha e bitsoa "distribution layer" kapa "convergence layer".Li-switches tsa ho kena hangata li sebelisoa ho ...
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  • Cat5e/Cat6/Cat7 Cable ke eng?

    Cat5e/Cat6/Cat7 Cable ke eng?

    Phapano ke efe lipakeng tsa Ca5e, Cat6, le Cat7?Sehlopha sa bohlano (CAT5): Leqhubu la phetisetso ke 100MHz, le sebelisetsoang ho fetisa lentsoe le ho fetisa data ka tekanyo e kholo ea 100Mbps, e sebelisoang haholo ho marang-rang a 100BASE-T le 10BASE-T.Ena ke Ethernet e sebelisoang haholo c...
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  • 1*9 Optical module ke eng?

    1*9 Optical module ke eng?

    Sehlahisoa sa 1*9 se pakiloeng sa optical module se qalile ho hlahisoa ka 1999. Ke sehlahisoa se tsitsitseng sa optical module.Hangata e phekoloa ka ho toba (e rekisoang) ho boto ea potoloho ea lisebelisoa tsa puisano 'me e sebelisoa e le mochine o tsitsitseng oa optical.Ka linako tse ling e boetse e bitsoa 9-pin kapa 9PIN optical module..A...
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  • Phapano ke efe lipakeng tsa Layer 2 le Layer 3 switch?

    Phapano ke efe lipakeng tsa Layer 2 le Layer 3 switch?

    1. Maemo a fapaneng a ho sebetsa: Li-switches tsa Layer 2 li sebetsa lera la khokahanyo ea data, 'me li-switch tsa Layer 3 li sebetsa lera la marang-rang.Li-switch tsa Layer 3 ha li fihlelle feela ho fetisa lipakete tsa data ka lebelo le phahameng, empa hape li fihlella ts'ebetso e nepahetseng ea marang-rang ho latela maemo a fapaneng a marang-rang.2. Molato...
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  • Mokhoa oa ho sebelisa li-transceivers tsa fiber optic?

    Mokhoa oa ho sebelisa li-transceivers tsa fiber optic?

    Mosebetsi oa li-transceivers tsa fiber optic ke ho fetola pakeng tsa matšoao a optical le matšoao a motlakase.Letšoao la optical le kenngoa ho tloha boema-kepe ba optical, 'me lets'oao la motlakase le tsoa koung ea motlakase, le ka tsela e fapaneng.Ts'ebetso e batla e le ka tsela e latelang: fetola lets'oao la motlakase ...
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  • Li-Switch tsa Ring tse Laolehang li Sebetsa Joang?

    Li-Switch tsa Ring tse Laolehang li Sebetsa Joang?

    Ka ntshetsopele ya indasteri ya dikgokahano le tsebiso ya moruo wa naha, mmaraka o laolwang wa ring network switch o hodile butle butle.E boloka chelete e ngata, e tenyetseha haholo, e bonolo ebile e bonolo ho e sebelisa.Theknoloji ea Ethernet e fetohile sebaka sa bohlokoa sa marang-rang sa LAN ...
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  • Ntlafatso ea transceiver ea optical ea mohala

    Ntlafatso ea transceiver ea optical ea mohala

    Li-transceiver tsa naha ea rona tsa optical tsa mehala li tsoetse pele ka potlako ka nts'etsopele ea indasteri ea ho beha leihlo.Ho tloha ho analog ho ea ho digital, ebe ho tloha ho digital ho ea ho tlhaloso e phahameng, li ntse li tsoela pele kamehla.Ka mor'a lilemo tse ngata tsa botekgeniki, ba tsoetse pele ho ba ba hōlileng tsebong ...
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  • IEEE 802.3&Subnet Mask ke eng?

    IEEE 802.3&Subnet Mask ke eng?

    IEEE 802.3 ke eng?IEEE 802.3 ke sehlopha se sebetsang se ngotseng Setsi sa Baenjiniere ba Motlakase le Baenjiniere ba Motlakase (IEEE) sete, se hlalosang taolo ea phihlello e mahareng (MAC) maemong a mabeli a khokahano ea 'mele le ea data ea Ethernet ea wired.Hangata sena ke thekenoloji ea marang-rang ea sebaka sa lehae (LAN) e nang le ...
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  • Phapano ke efe lipakeng tsa switch le fiber converter?

    Phapano ke efe lipakeng tsa switch le fiber converter?

    Optical fiber transceiver ke sesebelisoa se theko e boima haholo ebile se tenyetseha.Tšebeliso e tloaelehileng ke ho fetola matšoao a motlakase ka lipara tse sothehileng hore e be lipontšo tsa optical.Ka kakaretso e sebelisoa likhoeleng tsa koporo tsa Ethernet tse ke keng tsa koaheloa 'me li tlameha ho sebelisa likhoele tsa optical ho atolosa sebaka sa phetisetso.Ka ...
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