KombiyuutaradaQalabka

Xawaaraha ugu badan ee Internet-ka, ku bixiyeen gudahood technology casri ah

Mid ka mid ah su'aalaha soo muuqda oo fudud, kaas oo ma jirto jawaab kama dambaysta ah sida soo socota: "Waa maxay xawaaraha ugu badan ee is-dhaafsiga xogta digital u dhexeeya labada nidaam computer?" Tusaale ahaan, waxaa la ogsoon yahay in qaab dhismeedka mid ah farsamooyinka Japanese wareejinta xogta tijaabo ah ayaa lagu dhibta u dhexeeya kombiyuutarada xawaare ka badan laba terabytes per labaad (20 terabits per 2012). Si kastaba ha ahaatee, qiimaha hirgelinta xal noocan oo kale ah waa mid aad u sareeya, kaas oo aanu ku samayn warbaahinta technology. Noocan oo kale ah natiijo fiican waa saamigii nidaamyada computer khaas ah iyo prototypes qalabka network. The milkiilayaasha computer caadiga ah ku badan yihiin ee su'aasha ah waa maxay xawaaraha ugu badan ee Internet-ka, hal hab oo la soo jeediyey ama bixiye kale.

u baahan tahay

mugga baakadaha software casri ah iyo files multimedia sii kordhaya ee heerka cajiib ah. Tusaale ahaan, haddii qaybinta nidaamka loo yaqaan Windows XP ka hawlgala waxaa la dhigayaa on CD ah 700MB caadiga ah, versions ku xiga u baahan DVD (qayb ahaan ama gebi). Waa wax iska cad in si loo yareeyo waqtiga on wareejinta xogta , xawaaraha ugu badan ee shabakada ay leedahay in la kordhiyo. Haddii kale, khayraadka badan network shaqada noqon kartaa filasho adag ee la dhameystiro hanaanka wareejinta.

ADSL xawaaraha ugu badan

Mid ka mid ah technology, taas oo weli si weyn u isticmaala dadka isticmaala qaar ka mid ah, tani waa ADSL. Waa horumarinta nooca la xidhiidha dial-up a. Waxa uu isticmaalaa khadadka taleefanka ee hadda jira. bixiyaha PBX u dhigay qalab gaar ah - DSLAM. Macmiilku ay qayb ka xira in computer ah modem ku haboon. DSLAM waa dhexaadin u dhexeeya sarrifka iyo qalabka macmiilka. Marka la barbar dhigo gaarka xal cable faa'iido waa in haddii aad leedahay telefoonka landline ah, iyo bixiyaha ku habboon, la xidhiidha internetka la fulin karo sida ugu dhaqsaha badan.

xawaaraha ugu badan ee go'aan noocan oo kale ah waxay ku xiran tahay sifooyinka of line, qorshe iyo qalabka awoodaha. Sidaa darteed, ADSL Heerka ITU G.992.1 Lifaaqa A (B) «saqafka" xawaaraha isku duro waa 12 Mbps, iyo celinta - 1.3 Mbps (channel mar walba asynchronous). Laakiin kor ADSL2 xal + (ITU G.992.5 Lifaaqa M mode) heerka kordhay ilaa 24 / 3.5 Mbps, siday u kala horreeyaan. Inta badan dadka isticmaala guriga ku kalsoonaan kartaa 8/1 Mbps ee ugu fiican.

analoogga St Paul

Currently, xalka dheeraad ah oo caan ah oo ku saleysan labada ciyaaryahan qaloocin iyo links indhaha. Xaaladda hore, kirishbooyada copper xogta cable ee waxaa lagu kala qaado heerar ilaa 100 Mbps. xawaare Gigabit heli karo si ay dadka isticmaala caadiga dhif sida xaddidaadda soo rogay dhererka qayb cable ka qaybiyaha si computer macmiilka ah. Inta badan dheeraad ah oo casri ah line abuuray oo ku saleysan khadadka indhaha gudbin kartaa fiber ugu yaraan 10 GB of data, oo waxaa la siin suurtagalnimada ee compacting tirada channels ka mid fiber, heerka gudbiyo total la qiyaasi karin, terabits. Marka xidhiidhinaya shabakadaha fiber optic caadi ahaan la siiyo by user 100 megabits 1 gigabit.

links wireless

Thanks to badashada ee qalabka isgaarsiinta la qaadi karo danta badan oo gaar ah uu ahaa bandhig su'aasha ah waa maxay xawaaraha ugu badan ee Wi-Fi. Currently waxaa ilaa 140 Mbps waa (xataa qalabka 802.11n sheegay 300 Mbit / s). saameyn weyn ku awoodaha xawaaraha of khadadka isgaarsiinta wireless waxay leeyihiin caqabado (derbiyada, iwm) Ma u dhexeeya qalabka.

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