A cikin sadarwar sadarwar, kalmar termlink tana nufin hanyar haɗin waya wanda aka yi daga ƙasa don sadarwa ta tauraron dan adam a duniya. An yi amfani da wannan lokaci a cikin sadarwar komfuta kuma tana nufin hanyar sadarwa (hanyar sadarwa ko mara waya) daga cibiyar sadarwar gida (LAN) zuwa cibiyar sadarwa mai faɗi (WAN) .
Uplink da Downlink
A downlink ne mai haɗin da aka yi a banbancin shugabanci na wata alama, ko dai daga cikin tauraron dan adam zuwa kasa ko daga cibiyar sadarwa a waje zuwa cibiyar sadarwar gida. Shafukan Intanet, misali, tafiya a kan downlink zuwa na'urar saukewa yayin da ake amfani da intanet a kan haɗin haɗakarwa.
Uplinks ana amfani dashi a cikin hanyar sadarwa na tauraron dan adam don watsa shirye- shiryen talabijin na talabijin da talabijin. Masu watsa shirye-shiryen watsa labaran alamun su daga tashoshin ƙasa zuwa tauraron dan adam, wani tsari da ake kira satellite .
Siffofin salula da sauran masu bada sabis na broadband ba su da wani lokaci game da hanyar sadarwa ta hanyar sadarwa ta hanyar sadarwa ta hanyar sadarwa . Waɗannan haruɗɗa zasu iya ɗaukar saƙonnin rubutu, Ɗaukar da fayiloli na Intanit da wasu bayanan da aka aika ta hanyar sadarwa.
Uplink Ports a kan Kwamfuta Ayyuka
Wasu na'urorin sadarwa na kwamfuta sun hada da tashar jiragen sama wanda aka tsara don haɗawa a cikin igiyoyin sadarwa . Waɗannan mashigai suna ba da izinin sadarwa don sadarwa tare da wasu cibiyoyin waje. Uptink tashar jiragen ruwa akan hanyoyin gida, alal misali, ƙyale haɗuwa da kayan sadarwar wutan lantarki da Intanit.
Ethernet hubs , canje-canje , da kuma mahimmanci sun tsara daya daga cikin tashoshin Ethernet a matsayin haɗin haɗakar da aka ƙayyade ta musamman ta hanyar suna da / ko launi. Masu amfani da hanyar sadarwa na gida suna kiran wannan tashar "WAN" da "Intanit" maimakon "uplink," amma manufar da aiki sun kasance iri ɗaya.
Ana iya amfani da haɗin Uplink don
- Haɗa haɗin hanyar sadarwa ta hanyar sadarwa zuwa na'ura ta hanyar gida don samun damar yanar gizo .
- Haɗa na'ura mai ƙaura ɗaya (na'ura mai ba da hanya tsakanin hanyoyin sadarwa, sauyawa, hub) zuwa wani. Toshe maɓallin linzamin maɓallin tashar guda ɗaya, alal misali, a cikin tashar tashar jiragen ruwa na wani canji don fadada girman cibiyar sadarwa.
Sabanin haka, haɗakar haɗin haɗaka ba za a yi amfani dasu ba
- Haɗa jiragen ruwa guda biyu zuwa juna
- Haɗa kwamfuta zuwa tashar jiragen sama
Lura cewa, a cikin cibiyoyin kwamfuta na yanzu, haɗin sadarwa suna bi-umarni. Ko don haɗi zuwa tashar jiragen sama, maɗaukakin waya ko haɗin waya ba zai iya canja wurin bayanai ba daga kuma zuwa na'urorin a kowane ƙarshen maimakon "sama" ko "ƙasa". Waɗannan sharuddan uplink da downlink a nan sun shafi abin da ƙarshen haɗi ya fara canja wurin bayanai.
Masu sana'a na cibiyar sadarwar na iya nuna cewa za a iya amfani da kebul na hanyar sadarwa na Ethernet don haɗin kwamfuta zuwa tashar haɗaka ko kuma haɗa haɗuwa guda biyu zuwa ga juna. Yayin da yake daidai da fasaha, amfani da waɗannan nau'ikan haɗin suna iyakance.
Dual-Purpose da kuma Uplink Ports
Dabarar kayan aiki na gargajiya na tashar tashar jiragen ruwa yana goyan bayan kawai na'urorin haɗin cibiyar sadarwa. Duk da haka, yawancin hanyoyin sadarwar zamani na zamani suna ba da tashar jiragen ruwa guda biyu, wanda zai iya aiki ko a matsayin mai ɗaukar hoto ko tashar jiragen ruwa mai tasiri dangane da nau'in na'urar da aka haɗa da ita.
Kafin kamfanonin dual-purpose sun zama shahararren, wasu kayan aiki na tsofaffi sun hada da tashar tashar jiragen ruwa na gaba kusa da maɗaukakiyar ɗaya kuma sun haɗa su biyu a matsayin biyu. Musamman, ƙwarewar kayan aiki na waɗannan samfurori suna goyan bayan haɗin kai ko dai tashar jiragen sama, ko daidaitattun tashar jiragen ruwa, amma ba duka ba. Haɗa na'urorin zuwa garesu guda biyu na na'ura mai tashar jiragen ruwa ɗaya sun dakatar da naúrar daga aiki yadda ya kamata.