Digital Subscriber Line thev naus laus zis muaj kev pabcuam hauv internet ceev rau tsev thiab kev lag luam. Nws sib tw nrog cable thiab lwm yam ntaub ntawv ntawm broadband internet. Cov thev naus laus zis tom qab DSL txhais tau tias koj lub network thiab kev pabcuam hauv xov tooj sib koom tib lub xov tooj yam tsis cuam tshuam koj lub suab lossis kev sib txuas hauv network.
DSL Ceev
Basic DSL txhawb nqa cov ntaub ntawv rub tawm siab tshaj plaws ntawm 1.544 Mbps thiab 8.448 Mbps. Qhov tseeb ceev sib txawv nyob rau hauv kev xyaum nyob ntawm qhov zoo ntawm cov tooj liab xov tooj kab installation koom nrog thiab qhov ntev ntawm lub xov tooj kab xav tau kom ncav cuag lub chaw muab kev pab cov khoom siv premise (qee zaum hu ua lub hauv paus chaw ua hauj lwm).
kab hauv qab
Feem ntau hom kev pabcuam DSL yog asymmetric-tseem hu ua ADSL. ADSL muaj kev rub tawm nrawm dua li kev rub tawm nrawm, kev sib pauv uas feem ntau cov chaw muab kev pabcuam hauv tsev ua kom zoo dua cov kev xav tau ntawm cov tsev neeg uas feem ntau rub tawm ntau dua. Symmetric DSL tuav cov ntaub ntawv sib npaug rau ob qho tib si uploads thiab downloads.
Kev Pabcuam Hauv DSL
Cov kws kho mob paub zoo DSL hauv Tebchaws Meskas suav nrog AT&T (U-Verse), Verizon, thiab Frontier Communications. Ntau lub tuam txhab me me hauv cheeb tsam kuj tseem muaj DSL. Cov neeg siv khoom uas sau npe rau DSL qhov kev pab cuam them nqi ib hlis lossis ib xyoos thiab yuav tsum pom zoo rau tus kws kho mob cov lus qhia. Feem ntau cov neeg muab kev pabcuam muab cov khoom siv sib xws DSL modem rau lawv cov neeg siv khoom yog tias xav tau, txawm hais tias kho vajtse feem ntau muaj los ntawm cov khw muag khoom.
Kev Lag Luam DSL Kev Pabcuam
Dhau li ntawm nws qhov chaw nyob hauv tsev, ntau lub lag luam kuj tso siab rau DSL rau lawv cov kev pabcuam hauv internet. Kev lag luam DSL txawv ntawm qhov chaw nyob DSL hauv ntau qhov tseem ceeb:
- Symmetric DSL feem ntau yog siv raws li cov lag luam nyiam ua kom muaj ntau dua ntawm cov tsheb khiav tawm ntau dua li lub tsev ib txwm muaj.
- Cov neeg muab kev pabcuam feem ntau muag cov qib siab dua ntawm kev pabcuam rau lawv cov neeg siv khoom suav nrog cov ntaub ntawv ntau dua cov phiaj xwm, cov kev pabcuam tseem ceeb rau cov neeg siv khoom, lossis kev ntim khoom ntawm lwm yam khoom.
chav kawm lag luam DSL tuaj yeem xaiv los ntawm cov tswv tsev. Feem ntau, cov tsev nyob-chav DSL txwv kev nkag mus rau cov cuab yeej siv. Piv txwv li, U-Verse technically tsis pub ntau tshaj plaub qhov kev sib txuas, thiab ntau tus neeg lossis cov khoom siv siv cov kev pabcuam hauv tsev, qhov kev pabcuam qeeb dua rau txhua tus neeg siv.
Teeb meem nrog DSL
DSL kev pabcuam tsuas yog ua haujlwm dhau qhov kev ncua lub cev thiab tseem tsis muaj nyob hauv ntau thaj chaw uas cov xov tooj hauv zos tsis txhawb nqa DSL thev naus laus zis.
Txawm hais tias DSL tau yog hom kev pabcuam hauv internet tau ntau xyoo, qhov kev paub ntawm tus kheej cov neeg siv khoom tuaj yeem sib txawv heev nyob ntawm qhov chaw, tus neeg muab kev pabcuam, kev siv xov tooj zoo hauv lawv qhov chaw nyob, thiab lwm yam.
Raws li lwm hom kev pabcuam hauv internet, tus nqi ntawm DSL txawv ntawm thaj tsam mus rau thaj tsam. Ib cheeb tsam uas muaj ob peb tus kws kho mob yuav raug nqi ntau dua vim tias tsis muaj kev sib tw.
DSL tsis ua haujlwm ze li sai li kev sib txuas hauv internet fiber ntau. Qee qhov kev xaiv siab ceev wireless muaj kev sib tw nrawm.
Vim DSL kab siv tib lub xov tooj tooj liab raws li kev pabcuam xov tooj, txhua lub xov tooj hauv tsev lossis kev lag luam yuav tsum siv cov ntxaij lim dej tshwj xeeb uas txuas ntawm lub xov tooj thiab phab ntsa jack. Yog tias tsis siv cov lim dej no, qhov kev sib txuas DSL yuav raug cuam tshuam.
