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    Ko te rereketanga i waenga i te 100M muka whatu transceiver me Gigabit muka transceiver

    Wā tuku: Oketopa-21-2020

    Ko te100M whatu whatu transceiver(e mohiotia ana ko te kaitahuri whakaahua 100M) he kaitahuri Itarangi tere.He tino hototahi ki te IEEE802.3, IEEE802.3u, me te IEEE802.1d te kaitahuri muka.E tautoko ana i nga momo mahi e toru: te taapiri katoa, te haurua rua, me te urutau.

    Gigabit whatu whatu transceiver(e mohiotia ana ko te kaitahuri whakaahua) he Itarangi tere me te tere tuku raraunga o te 1Gbps.Kei te whakamahi tonu i te tikanga mana uru CSMA/CD me te hototahi ki te Itarangi o naianei.Ma te tautoko o te punaha waea, Ka taea te whakapai ake i te tere tere tere me te tiaki i te haumi taketake o nga kaiwhakamahi.

    Ko te hangarau whatunga Gigabit te hangarau pai mo nga whatunga hou me te hanga ano.Ahakoa kei te pai ake ano nga whakaritenga o te punaha waea whakauru, he waatea mo te whakamahi a nga kaiwhakamahi me nga whakahoutanga a meake nei.

    Ko te paerewa o Gigabit Ethernet i hangaia e IEEE 802.3, a e rua nga paerewa waea o 802.3z me 802.3ab.I roto i a raatau, ko te 802.3ab he paerewa waea i runga i te takirua takirua, ma te whakamahi i nga takirua e 4 o te waahanga 5 UTP, a ko te tawhiti nui o te tuku he 100m.A ko te 802.3z he paerewa e pa ana ki te Hongere Fiber, a e toru nga momo pāpāho e whakamahia ana:

    a) 1000Base-LX whakatakotoranga: Ko tenei tohu e pa ana ki nga tawhā o te multimode me te muka kotahi-mode e whakamahia ana i tawhiti.I roto ia ratou, ko te tawhiti tuku o te muka aratau maha he 300 (550 mita, a ko te tawhiti tuku o te muka aratau kotahi he 3000 mita.) Ko te whakaritenga me whakamahi i nga kaiwhakawhiti laser ngaru-roa te utu.

    b) 1000Base-SX whakatakotoranga: Ko tenei tohu ko nga taapiri o te muka multimode e whakamahia ana i nga tawhiti poto.Ka whakamahia e ia te muka multimode me te CD ngaruiti iti (kopae kiato) ranei VCSEL lasers, a ko tona tawhiti tuku he 300(550 mita.)

    Ko nga korero: Ko te kaitahuri whatu Gigabit he momo kaitahuri tohu tohu e whakamahia ana hei huri i te tohu hiko o te rorohiko Gigabit Ethernet ki te tohu whatu.He rite ki te paerewa IEEE802.3z/AB;ko tona ahuatanga he tauranga hiko Ko te tohu e rite ana ki te 1000Base-T, ka taea te whakarereke i a ia ano ma te raina tika / raina whakawhiti;ka taea hoki i roto i te aratau matarua/hawhe rua.

    I tenei wa, neke atu i te kotahi rau megabits e whakamahia ana, a, he iti noa nga mea kua whakamahia, engari inaianei kua tata haere nga utu mo te kotahi rau megabits me te gigabit.Mena ka titiro koe mai i te tirohanga mo te wa roa, ka tūtohu kia whakamahia te gigabitnga whakawhiti muka whatu.

    Mena karekau he whakaritenga motuhake a te whatunga o naianei, ahakoa ko te tuku i te ataata whakamarama-nui, te nui ranei o te tuku raraunga, he ranea te whatunga 100M.

    He iti ake te utu o nga kaiwhakawhiti whatu 100M i nga kaiwhakawhiti whatu gigabit, a ka whakamahia ano nga kaiwhakawhiti whatu 100M mo te utu.Engari, mehemea ko te whatunga rohe o te rohe he whatunga gigabit, he pai ake te whakamahinga o nga whakawhiti whakawhiti gigabit i te 100M transceiver.

    Whakarāpopototanga: He rite tonu te mahi a nga kaiwhakawhitiwhiti muka tere me te Gigabit, ka whakamahia ki te whiwhi tohu marama, engari he rereke to raatau bandwidth, he tere ake te tere o te Gigabit.



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