Cable modems inobatanidza musha weimba kumusha wekambani mutsara weInternet service provider . Aya ma modemu anovhara mumharapara yebandaneti pane rumwe rutivi, kazhinji kuburikidza nekambo USB kana kambani yeEthernet , uye nzvimbo yekuronga (inotungamirira kumusha wechipfuva) kune rumwe rutivi.
Mune zvimwe zviitiko, vatengi vanofanira kutenga idzi kabhadhi modems zvakananga , asi mune dzimwe nguva havafaniri, sezvinotsanangurwa pasi apa.
DOCSIS uye Cable Modems
Iyo Dhiyabhorosi pamusoro peChina Remubatanidzwa Wechipanamiro Inotaurirana (DOCSIS) inowirirana inobatsira kambani yemodem networks. Zvose fashoni yakawanda yeInternet connections inoshandiswa kushandiswa kweDOCSIS modem inoenderana.
Zvitatu zvakasiyana zvakasiyana siyana zveDOCSIS modems zviripo.
- DOCSIS shanduro 1.0 uye 1.1 dzose dzakagadzirwa pakupera kwema1990. Izvo hazvisi zvekare ikozvino munzvimbo dzakawanda dzenyika. Aya modems anotsigira kusvika 38 Mbps zvekutora uye 9 Mbps uploads.
- DOCSIS 2.0 inotsigira zvakafanana 38 Mbps kukurumidza kukurumidza se 1.x asi inowedzera huwandu hwomukati wechipikicha kusvika 27 Mbps. Zvitsva D2.x modems zvinogonawo kutsigira IPv6 (chengetedza zvinyorwa zvekugadzirisa).
- DOCSIS 3 - zvinyorwa 3.0 uye 3.1 vose vanotsigira IPv6 pamwe nekusimbiswa kwepamusoro-soro mabhanwidth kuwirirana kupfuura D1.x / D2.x, kupfuura 100 Mbps. Izvo zvinodzokera kumashure zvinoenderana nevekare dzeDOCSIS shanduro uye mitambo.
Iwe unowanzoda kuwana D3 modem yekambani yeIndaneti. Kunyange zvazvo mutengo wemiti itsva D3 modems inogona kunge yakakwirira kudarika mazana ekare, mutengo wemutengo wakaderera zvikuru mumakore mashomanana adarika. D3 zvigadzirwa zvinofanira kupa nguva yakareba yeupenyu hunoshandiswa kupfuura zvigadzirwa zvekare, uye (zvichienderana nemupepeti wekugadzira mitambo) vanogonawo kuita kuti hukuru hukuru hwekugadzirisa kupfuura hukuru hwemodemu huve.
Cherechedza kuti ome dzepaIndaneti vanopa nhoroondo kare vakatengesa vashandi vavo vachikwira pamwedzi mari yekushandisa D3 modem pamutauro wavo kana vachienzanisa nehuwandu hwemashanduro (zvichienderana nekuwedzera kwenzira yekutengesa D3 modems inogona kuunza). Tarisa nemudzidzisi wako kuti aone kana ichi chiri chikonzero mukutenga kwako.
Apo Hazvifaniri Kutenga Cable Modem
Iwe haufaniri kutenga kambani yemodem yezvimwe zvikonzero zvitatu izvi:
- iyo mitemo yeIndaneti yebasa inoda kuti vatengi vangoshandisa modemiti dzinopiwa nemupiki
- Internet yako purogiramu inoda kushandisa nzvimbo yekugara isina wireless gateway (ona pasi apa) panzvimbo ye modem
- iwe unogona kutamira kune imwe nzvimbo pfupi uye unogona kuchengetedza mari yokuhaya modem (ona pasi apa)
Kubhadhara Cable Modems
Kunze kwekuti iwe uri kuronga kuenda kunzvimbo yakasiyana mukati megore kana zvakadaro, kutenga kabheji modem inochengetedza mari munguva pfupi pakukwereta imwe. Mukudzoka kwekupa chikwata chavo vimbiso yekuve yakabatana, vateresi veIndaneti vanowanzobhadhara zvinenge $ 5 USD pamwedzi kuti vape zviyero zvekutora. Chigadziro chacho chinogona kunge chiri chigadzirwa chakamboshandiswa, uye kana chikakundikana zvachose (kana kunyanya chinotanga kuita chisina kunaka), mupiki anogona kunge ari kunonoka kuitora.
Kuti uone kuti iwe unotenga modem yebandaneti inowirirana neInternet provider yako, chengeta neshamwari kana mhuri dzinoshandisa mupiro mumwe chete. Nzvimbo dzekutengesa zvepaIndaneti uye zvepa tech dzinochengetedzawo mazita emamodemu anowirirana nevatongi vakuru. Tenga chikwata kubva kune imwe nzvimbo iyo inogamuchira kudzoka, kuitira kuti iwe uedze kuitsinhanisa kana zvichidikanwa.
Wireless Gateway for Cable Internet
Vamwe vashandisi vebandaneti vanopa vatengi vavo chikwata chinobatanidza mabasa eusina wireless uye modem broadband mune imwe chipangizo. Nzira dzisina tambo dzakashandiswa paIndaneti Indaneti dzakagadzira-muDOCSIS modems. Zvinyorwa zvekubatanidza Indaneti, terevhizheni uye nhare dzemafoni dzimwe nguva zvinoda kushandisa zvishandiso izvi panzvimbo yezvimwechete modems. Tarisa nemupiki wako kana usina chokwadi chezvavanoda.