Emhlabeni wokuxhumana, amaswishi adlala indima ebalulekile ekuxhumeni amadivayisi nasekulawuleni ithrafikhi yedatha. Njengoba ubuchwepheshe buthuthuka, izinhlobo zezimbobo ezitholakala kumaswishi ziye zahlukahluka, kanti izimbobo ze-fiber optic nezikagesi yizona ezivame kakhulu. Ukuqonda umehluko phakathi kwalezi zinhlobo ezimbili zamachweba kubalulekile konjiniyela benethiwekhi nochwepheshe be-IT lapho beklama futhi befaka ingqalasizinda yenethiwekhi ephumelelayo.
Izimbobo zikagesi
Izimbobo zikagesi kumaswishi ngokuvamile zisebenzisa ikhebula yethusi, njengezintambo ezisontekile (isb, Cat5e, Cat6, Cat6a). Lezi zimbobo zenzelwe ukudlulisa idatha kusetshenziswa amasignali kagesi. Imbobo kagesi evame kakhulu isixhumi se-RJ-45, esisetshenziswa kabanzi kumanethiwekhi e-Ethernet.
Enye yezinzuzo eziyinhloko zamachweba kagesi ukusebenza kahle kwawo kwezindleko. Izintambo zethusi ngokuvamile zibiza kancane kune-fiber, okuzenza zibe ukukhetha okudumile kumanethiwekhi amancane naphakathi nendawo. Ngaphezu kwalokho, izimbobo zikagesi kulula ukuzifaka nokuyinakekela ngoba azidingi amakhono akhethekile noma okokusebenza ukuze kunqanyulwe.
Kodwa-ke, amachweba kagesi anemikhawulo mayelana nebanga lokudlulisela kanye nomkhawulokudonsa. Izintambo zethusi ngokuvamile zinebanga eliphezulu lokudlulisela elicishe libe ngamamitha ayi-100, ngemva kwalokho ukonakala kwesignali kwenzeka. Ngaphezu kwalokho, izimbobo zikagesi zisengozini yokuphazanyiswa yi-electromagnetic (EMI), okungaba nomthelela ekuthembekeni kwedatha nokusebenza kwenethiwekhi.
Imbobo yokubona
Ngakolunye uhlangothi, izimbobo ze-fiber optic, zisebenzisa izintambo ze-fiber optic ukuze zidlulisele idatha ngesimo samasignali okukhanya. Lawa machweba aklanyelwe ukudluliswa kwedatha ngesivinini esikhulu ebangeni elide, okuwenza alungele amanethiwekhi amakhulu ebhizinisi, izikhungo zedatha, nezinhlelo zokusebenza zokuxhumana ngocingo. Izimbobo ze-Fiber optic ziza ngezindlela ezihlukahlukene, okuhlanganisa i-SFP (I-Small Form Factor Pluggable), i-SFP+, ne-QSFP (I-Quad Small Form Factor Pluggable), ngayinye esekela amanani edatha ahlukene kanye namabanga okudlulisela.
Inzuzo eyinhloko yezimbobo ze-fiber optic amandla azo okudlulisa idatha ebangeni elide (kufika kumakhilomitha ambalwa) ngokulahleka kwesignali okuncane. Lokhu kuzenza zilungele ukuxhuma izindawo ezikude noma izinhlelo zokusebenza ezinomkhawulokudonsa ophezulu ezifana nokusakaza ividiyo ne-cloud computing. Ngaphezu kwalokho, izintambo ze-fiber optic azikwazi ukuphazanyiswa yi-electromagnetic interference (EMI), zihlinzeka ngoxhumo oluzinzile noluthembekile.
Kodwa-ke, amachweba we-fiber optic nawo aveza isethi yawo yezinselelo. Izindleko zokuqala zezintambo ze-fiber optic kanye nehadiwe ehambisana nazo zingaba phezulu kakhulu kunezixazululo zekhebula lethusi. Ngaphezu kwalokho, ukufaka nokunqamula izintambo ze-fiber optic kudinga amakhono akhethekile nemishini, okwandisa isikhathi sokuthunyelwa nezindleko.
Umehluko omkhulu
I-Transmission medium: Imbobo kagesi isebenzisa intambo yethusi, futhi imbobo yokubona isebenzisa intambo ye-fiber optic.
Ibanga: Izimbobo zikagesi zikhawulelwe kumamitha angaba ngu-100, kuyilapho izimbobo ezibonakalayo zingadlulisela idatha kumakhilomitha ambalwa.
Ububanzi: Izimbobo ze-Fiber optic ngokuvamile zisekela umkhawulokudonsa ophezulu kunezimbobo zikagesi, okuwenza afanelekele izinhlelo zokusebenza ezidingeka kakhulu.
Izindleko: Izimbobo zikagesi ngokuvamile zonga kakhulu kumabanga amafushane, kuyilapho izimbobo ezibonakalayo zingase zibe nezindleko eziphakeme zokuqala kodwa zinganikeza izinzuzo zesikhathi eside zamanethiwekhi amakhulu.
Ukuphazamiseka: Izimbobo zokubuka azithintwa ukuphazamiseka kwe-electromagnetic, kuyilapho izimbobo zikagesi zithintwa yi-EMI.
Ekuphetheni
Kafushane, ukukhetha phakathi kwefayibha nezimbobo zikagesi ekushintsheni kuncike ezicini ezihlukahlukene, okufaka izimfuneko ezithile zenethiwekhi, imikhawulo yesabelomali, nokusebenza okufunayo. Kumanethiwekhi amancane anamabanga alinganiselwe, izimbobo zikagesi zingase zanele. Kodwa-ke, kumanethiwekhi amakhulu, asebenza kahle kakhulu adinga ukuxhumana okude, izimbobo zefiber ziyinketho engcono kakhulu. Ukuqonda lo mehluko kubalulekile ekwenzeni izinqumo ezinolwazi ekwakhiweni nasekusetshenzisweni kwenethiwekhi.
Isikhathi sokuthumela: Sep-25-2025