Izindaba Zemboni
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Isixazululo Esiphelele Se-FTTH: Ushintsho Lomdlalo Ekuxhumekeni
Ezweni lanamuhla ledijithali elisheshayo, ukuba nokuxhumeka kwe-inthanethi okuthembekile nokusheshayo kubalulekile. Kungakhathaliseki ukuthi ukusakaza, ukudlala imidlalo noma ukusebenza ekhaya, izixazululo ze-fiber-to-the-home (FTTH) seziyindinganiso yegolide yokuletha ukuxhumana okusheshayo. Njengoba isidingo se-inthanethi esheshayo siqhubeka nokukhula, izinkampani zokuxhumana zitshala imali kusisombululo se-FTTH...Funda kabanzi -
Ukuvela Kwama-Encoder: Kusukela Ku-Analog Kuya Kudijithali
Ezweni lobuchwepheshe, ama-encoder adlala indima ebalulekile ekuguquleni ulwazi kusuka kwenye ifomethi luye kwenye. Kungakhathaliseki ukuthi kusemkhakheni wedatha yomsindo, ividiyo noma yedijithali, ama-encoder adlala indima ebalulekile ekuqinisekiseni ukuthi ulwazi ludluliselwa ngokunembile nangokusebenza kahle. Ama-encoder athuthuke kakhulu eminyakeni edlule, kusukela kumadivayisi alula e-analog kuya ezinhlelweni zedijithali eziyinkimbinkimbi. Ku...Funda kabanzi -
Indima yama-optical nodes kumanethiwekhi okuxhumana anamuhla
Enkathini yanamuhla yedijithali, isidingo se-inthanethi esheshayo kanye nezinsizakalo zokuxhumana ezithuthukisiwe asikaze sibe sikhulu kangaka. Ukuze kuhlangatshezwane nalesi sidingo, izinkampani zokuxhumana zihlala zithuthukisa amanethiwekhi azo ukuze zinikeze amakhasimende ukuxhumana okusheshayo nokuthembekile. Ingxenye ebalulekile kula manethiwekhi ezokuxhumana anamuhla yi-optical node. Ama-optical node abalulekile...Funda kabanzi -
Konke okudingeka ukwazi mayelana nokushintsha kwe-POE
Ezweni lanamuhla elikhula ngedijithali, isidingo sokuxhumeka kwe-inthanethi okusheshayo nokuthembekile sikhulu kunanini ngaphambili. Lokhu kuyiqiniso ikakhulukazi emabhizinisini nasezinhlanganweni, lapho ukuxhumana kwenethiwekhi okuzinzile kubalulekile ekusebenzeni kwansuku zonke. Yilapho izinkinobho ze-Power over Ethernet (PoE) ziqala khona ukusebenza. Iyini inkinobho ye-PoE oyibuzayo? Ziyizinkinobho zenethiwekhi ezi...Funda kabanzi -
Uyini umehluko phakathi kwama-router e-WiFi 6 nama-router e-Gigabit
Njengoba ubuchwepheshe buqhubeka nokukhula, nezindlela esihlala sixhumene ngazo ziyanda. Enye yentuthuko yakamuva ekuxhumekeni okungenantambo ukwethulwa kwama-router e-WiFi 6. Lawa ma-router amasha aklanyelwe ukuletha isivinini esisheshayo, ukuzinza okukhulu kokuxhumana, kanye nokusebenza okungcono kunalawo angaphambili. Kodwa yini ngempela ewahlukanisa kuma-router e-Gigabit? Yimuphi...Funda kabanzi -
Amandla e-SAT Optical Nodes: Ukuthuthukisa Ukuxhumana Nokusebenza
Ezweni lanamuhla elisheshayo nelithuthuke kakhulu kwezobuchwepheshe, ukuxhumana kubalulekile. Kungakhathaliseki ukuthi kusetshenziselwa umuntu siqu noma imisebenzi yebhizinisi, ukuba nezinsizakalo ze-inthanethi nezokuxhumana ezithembekile nezisheshayo kuyadingeka. Yilapho ama-node e-SAT optical aqala khona ukusebenza, enikeza ikhambi elinamandla lokwenza ngcono ukuxhumana nokusebenza. Ama-node e-SAT optical ayingxenye ebalulekile ye-sat...Funda kabanzi -
Izinzuzo Zamaphuzu Okufinyelela Angenantambo Kumanethiwekhi Anamuhla
Ezweni lanamuhla elixhumeke ngedijithali ngokushesha, izindawo zokufinyelela ezingenantambo (ama-AP) seziyingxenye ebalulekile yengqalasizinda yenethiwekhi yesimanje. Njengoba amadivayisi amaningi exhunywa ngaphandle kwentambo, isidingo sezindawo zokufinyelela ezingenantambo ezizinzile nezithembekile asikaze sibe yinto ebaluleke kangaka. Kule bhulogi, sizohlola izinzuzo eziningi zezindawo zokufinyelela ezingenantambo nokuthi kungani...Funda kabanzi -
Ukukhulisa amandla edatha ye-ONU ezimakethe zanamuhla
Ezweni lanamuhla elisheshayo neliqhutshwa idatha, isidingo sokudluliswa kwedatha okusebenzayo nokuthembekile sibaluleke kakhulu kunanini ngaphambili. Njengoba isidingo se-inthanethi esheshayo kanye nokuxhumana okungenamthungo siqhubeka nokukhula, indima ye-data ONUs (Optical Network Units) iya ngokuya ibaluleke embonini yezokuxhumana. Njengoba ubuchwepheshe buqhubeka nokukhula, amabhizinisi kanye ...Funda kabanzi -
Izici Eziyinhloko Nezinzuzo Zobuchwepheshe be-GPON OLT
Ubuchwepheshe be-GPON (Gigabit Passive Optical Network) OLT (Optical Line Terminal) buguqula imboni yezokuxhumana ngokuhlinzeka ngokufinyelela kwe-inthanethi okusheshayo kanye nokuxhumana okuthembekile emakhaya, emabhizinisini nakwezinye izikhungo. Lesi sihloko sizohlola izici eziyinhloko kanye nezinzuzo zobuchwepheshe be-GPON OLT. Ubuchwepheshe be-GPON OLT buyinethiwekhi yefayibha...Funda kabanzi -
Ukususa imfihlakalo ye-XPON: Konke Okudingeka Ukwazi Ngalesi Sixazululo Se-Broadband Esisezingeni Eliphezulu
I-XPON imele i-X Passive Optical Network, ikhambi le-broadband elisezingeni eliphezulu eliye laguqula imboni yezokuxhumana. Ihlinzeka ngokuxhumeka kwe-inthanethi okusheshayo kakhulu futhi iletha izinzuzo eziningi kubahlinzeki bezinsizakalo nakubasebenzisi bokugcina. Kulesi sihloko, sizochaza i-XPON futhi sichaze konke okudingeka ukwazi ngalesi sixazululo se-broadband esisha. I-XPON iyi-technolog...Funda kabanzi -
Ukuqonda Umehluko Phakathi Kwe-IP Nezindlela Zokungena Kumanethiwekhi Anamuhla
Ezweni lokuxhumana kwesimanje, ukuqonda imiqondo eyisisekelo ye-Internet Protocol (IP) kanye namasango kubalulekile. Womabili la magama adlala indima ebalulekile ekwenzeni kube lula ukuxhumana okungenamthungo phakathi kwamanethiwekhi amakhulu kanye nokushayela ukuxhumana komhlaba wonke. Kulesi sihloko, sizohlola umehluko phakathi kwe-IP namasango, sicacise imisebenzi yawo, futhi sigqamise...Funda kabanzi -
Ukuqonda indima yabaprosesa be-head-end ezinhlelweni ze-digital head-end
Emkhakheni wokusakaza ngedijithali, amaprosesa e-head-end adlala indima ebalulekile ekudlulisweni kahle kwezimpawu zethelevishini nezomsakazo. Lesi sihloko sihlose ukucacisa ukuthi iyini i-digital headend kanye nokubaluleka kweprosesa ye-headend kulesi simiso. Iyini i-digital headend?: I-digital headend ibhekisela esizindeni esiyinhloko senethiwekhi yokusakaza ethola, icubungule futhi isabalalise i-satellite...Funda kabanzi