A ibhokisi ye-fiber optic, kuquka zombiniibhokisi ye-fiber optic yangaphandlekwayeibhokisi ye-fiber optic yangaphakathiiimodeli, ziguqula imiqondiso yokukhanya ukusukaibhokisi yekhebula le-fiber opticuqhagamshelo kwidatha yedijithali ukuze isetyenziswe kwi-intanethi. Ngokungafaniyo neemodem zemveli, ezicubungula imiqondiso yombane, iteknoloji ye-fiber optic inika isantya esilinganayo ukuya kuthi ga kwi-25 Gbps,ukulibaziseka okuphantsi, kunye nokuthembeka okugqwesileyo.Uqhagamshelo lwe-fiber optic pigtailukunciphisa ngakumbi ukuphazamiseka nokuxinana, okwenza ifayibha ibe lolona khetho lukhethwayo kwi-intanethi yanamhlanje nekhawulezayo.
Izinto ezibalulekileyo ekufuneka ziqwalaselwe
- Iibhokisi ze-fiber opticsebenzisa imiqondiso yokukhanya ukuze unikeze i-intanethi ekhawulezayo kakhulu nethembekileyo enesantya esifikelela kwi-25 Gbps, idlula kakhulu iimodem zemveli ezixhomekeke kwimiqondiso yombane kwaye zibonelela ngesantya esiphantsi.
- Iimodem ziguqula idatha yedijithali ibe ziimpawu ezifanelekileyo kwiintambo zobhedu okanye iintambo, zivumela ukufikelela kwi-intanethi kodwa zinemida kwisantya, umgama, kunye nokubambezeleka xa kuthelekiswaiteknoloji ye-fiber optic.
- Ukukhetha iibhokisi ze-fiber optic kuqinisekisa ukhuseleko olungcono, amazinga okusilela aphantsi, kunye neenethiwekhi eziza kumelana nekamva, nto leyo eyenza ukuba zibe zilungele amakhaya namashishini afuna ukusebenza okuphezulu kunye nokukhula.
Ibhokisi yeFiber Optic: Yintoni kwaye isebenza njani
Inkcazo kunye nomsebenzi oyintloko
A ibhokisi ye-fiber opticisebenza njengesikhungo esiphambili sokulawula nokukhusela iintambo ze-fiber optic kwiinethiwekhi zokuhlala kunye nezorhwebo. Esi sixhobo sihlela uqhagamshelo lweentambo, sikhusela iintambo kumonakalo ongqongileyo kunye noomatshini, kwaye siqinisekisa ukuhanjiswa kwedatha okuzinzileyo, okukhawulezayo. Iibhokisi ze-fiber optic zanamhlanje zisetyenziswaizihlanganisi ezikhawulezayo kunye neeadaptha eziqinileyoukunciphisa ukulahleka kwesignali kunye nokubonelela ngoqhagamshelo olukhawulezayo noluthembekileyo. Iimodeli ezininzi zinereyithingi ye-IP68 yokungangeni manzi, eqinisekisa ukuqina kwiimeko ezinzima. Ezi bhokisi zikwaxhasa ukwandiswa kwenethiwekhi, okuvumela ukwanda okulula njengoko iimfuno ze-intanethi zikhula. Ii-Optical splitters ngaphakathi kwebhokisi zahlula imiqondiso engenayo, okwenza umgca omnye wefayibha usebenzele abasebenzisi abaninzi okanye izixhobo ngokufanelekileyo. Iiplagi zodonga ze-Fiber optic, ezihlala zidityaniswa nezi bhokisi, ziqhagamshela ngqo kwizixhobo zomsebenzisi kwaye zinikezela ngedatha ekhawulezayo kakhulu ngaphandle kokuphazamiseka okuncinci.
Qaphela: Iibhokisi ze-fiber optic zidlala indima ebalulekileyo ekukhuseleni iinethiwekhi kwixesha elizayo, nto leyo ezenza zibe zibalulekileyo kwi-intanethi ethembekileyo nekhawulezayo emakhaya, kumashishini nakwiindawo zoshishino.
Indlela iFiber Optic Box eguqula ngayo iSignali zokukhanya
Ibhokisi ye-fiber optic isebenza ngokulawula ukuguqulwa nokusasazwa kwezibonakaliso zokukhanya ezithwala idatha ngeefayibha ze-optical. Ekupheleni kokudluliselwa, izixhobo ezifana nee-LED okanye ii-laser diodes zivelisa ii-pulse zokukhanya ezivela kwiisignali zombane. Ezi pulse zihamba ngefayibha, zikhokelwa kukubonakaliswa kwangaphakathi okupheleleyo, okugcina ukulahleka kwesignali kuphantsi kakhulu. Xa ukukhanya kufikelela kwibhokisi ye-fiber optic, ii-photodiodes ziguqula ukukhanya kubuyele kwiisignali zombane ukuze zisetyenziswe zii-routers okanye ezinye izixhobo zenethiwekhi. Ii-amplifiers ezikwinkqubo zigcina amandla esignali kumgama omde, zixhasa ukuhanjiswa kwedatha kumashumi okanye amakhulu eekhilomitha. Ubuchwepheshe be-Multiplexing, njenge-wavelength division multiplexing (WDM), zivumela imijelo yedatha emininzi ukuba ihambe ngaxeshanye kwii-wavelengths ezahlukeneyo, nto leyo eyandisa kakhulu i-bandwidth kunye nesantya sokunxibelelana. Uvavanyo lwasentsimini lubonise ukuba ezi nkqubo zinokudlulisela idatha kwiikhilomitha ezili-150 zisebenzisa ii-wavelengths ezininzi, nto leyo ebonisa ukusebenza kakuhleiibhokisi ze-fiber opticekuxhaseni uqhagamshelo lwe-intanethi olukhawulezayo noluthembekileyo.
Imodem: Injongo kunye nokusebenza
Inkcazo kunye nomsebenzi oyintloko
Imodem, isishunqulelo segama elithi modulator-demodulator, isebenza njengesixhobo esibalulekileyo kunxibelelwano lwe-intanethi yanamhlanje. Iguqula idatha yedijithali evela kwiikhompyutha okanye kwii-routers ibe ziimpawu ze-analog ezinokuhamba kwiifowuni zendabuko. Xa idatha ifika kwi-intanethi, imodem iyayiguqula le nkqubo, itshintshe iisignali ze-analog zibuyele kwidatha yedijithali ukuze isetyenziswe zizixhobo ezixhunyiweyo. Iimodem zakuqala zazisebenza ngesantya esiphantsi kakhulu, njengee-bits ezingama-300 ngomzuzwana, kodwa ubuchwepheshe buhambele phambili kakhulu. Iimodem zanamhlanje ze-broadband zinokufikelela kwisantya esingamakhulu ee-megabits ngomzuzwana. Ngaphakathi, imodem inesilawuli, ii-digital-to-analog kunye nee-analog-to-digital converters, kunye nolungiselelo lokufikelela kwidatha. Kukho iintlobo ezahlukeneyo zeemodem, kubandakanya ii-dial-up, i-leased-line, i-broadband, kunye neemodeli ezisekelwe kwisoftware. Uhlobo ngalunye lukhonza iimfuno ezithile zenethiwekhi kunye neendlela ezibonakalayo.
Iimodemkusabalulekile ekuqhagamsheleni amakhaya namashishini kwi-intanethi, kulungiswa iifomathi zedatha ukuze zihambelane neentlobo ngeentlobo zeenkonzo.
- Iimodem zivala umsantsa phakathi kwenethiwekhi yendawo kunye ne-intanethi ngokuguqulela imiqondiso evela kumboneleli weenkonzo ze-intanethi (ISP) ibe yidatha enokusetyenziswa zizixhobo.
- Zixhasa iindlela ezahlukeneyo zomzimba, ezifana ne-DSL, ikhebula, okanye ifayibha, ukuqinisekisa ukuhambelana okubanzi.
- Iimodem zivumela ukufikelela kwi-intanethi ngokuthe ngqo ngokuqhagamshela indawo yomsebenzisi kwiziseko zophuhliso ze-ISP.
- Iimodem ezininzi zanamhlanje zidityaniswa nee-routers, zibonelela ngolawulo lwenethiwekhi kunye neempawu zokhuseleko.
- Izixhobo ze-modem-router ezidibeneyo zenza kube lula ukufakela kwaye ziphucula ukuthembeka kwabasebenzisi.
- Ngaphandle kwemodem, ukufikelela ngqo kwi-intanethi akunakwenzeka.
Indlela iModem eSebenza ngayo Iimpawu zoMbane
| Umbono | Iimodem (iModulator-Demodulator) | Iibhokisi zeFiber Optic (iiTransmitters kunye neeReceivers) |
|---|---|---|
| Umsebenzi woLungiso lweSignali | Ukuguqulwa kunye nokususwa kwemiqondiso yombane yedijithali ibe yimiqondiso efanelekileyo kwiimidiya zokuhambisa umbane. | Iitransmitter ziguqula imiqondiso yedijithali yombane ibe yimiqondiso yokukhanya eguquliweyo; abamkeli baguqula imiqondiso ye-optical ibe yimiqondiso yombane. |
| Indlela yoGuquguquko | Ukuguqulwa/ukususwa kwesignali yombane (umz., ukuguquguquka kwe-amplitude okanye i-frequency). | Ukuguqulwa kwe-electro-optical: ukuguqulwa kokukhanya kusetyenziswa ii-LED okanye ii-laser diodes; ukuguqulwa kwe-optical-electric kusetyenziswa ii-photodiodes. |
| Izinto eziphambili | Iisekethe zeModulator kunye nezeDemodulator ezilawula imiqondiso yombane. | I-Transmitter: Ii-LED okanye ii-laser diodes ezilawulwa ziimpawu zombane; I-Receiver: ii-photodiodes (i-PIN okanye i-APD), ii-resistor ze-bias, ii-pre-amplifiers ezinengxolo ephantsi. |
| Isiginali Ephakathi | Izixhobo zokusasaza umbane (umz., iingcingo zobhedu). | Iintambo zefayibha ezibonakalayo ezithwala imiqondiso yokukhanya eguquliweyo. |
| Iimpawu zoGuquguquko | Iguqula amaza ombane ukuze amele idatha yedijithali (0 kunye no-1). | Iguqula amandla okukhanya ukuze amele idatha yedijithali; ii-LED zibonelela ngempendulo yamandla-yamandla emgceni, ii-laser diode zibonelela ngamandla aphezulu kunye nesantya kodwa zineempawu ezingezizo ezimgceni. |
| Amanqaku embali/oyilo | Izixhobo ezisemgangathweni ezenza i-modulation/demodulation. | Iitransmitter zokuqala zaziyiindlela ezenziwe ngokwezifiso; ngoku iimodyuli ze-hybrid ezineesekethe ezidibeneyo kunye nee-diode ze-optical; ubunzima boyilo banda ngokwamazinga edatha. |
Le theyibhile igxininisa umahluko wobuchwephesha phakathi kwendlela iimodem kunye neebhokisi ze-fiber optic eziqhuba ngayo imiqondiso. Iimodem zigxila kwimiqondiso yombane kunye neentambo zobhedu, ngelixa iibhokisi ze-fiber optic zisingatha imiqondiso yokukhanya kunye neefayibha ze-optical.
Ibhokisi yeFiber Optic vs Modem: Umahluko oPhambili
Ubuchwepheshe kunye nohlobo lweSignali
Iibhokisi ze-fiber optic kunye neemodem zixhomekeke kubuchwepheshe obahlukeneyo ukuze zidlulise idatha. Ibhokisi ye-fiber optic ilawula kwaye ihlele iintambo ze-fiber, iqinisekisa uqhagamshelo oluzinzileyo kunye nokulahleka okuncinci kwesignali. Ayiguquli imiqondiso kodwa endaweni yoko isebenza njengendawo yokusasaza ii-pulses zokukhanya ezihamba kwiifayibha zeglasi okanye zeplastiki. Ngokwahlukileyo koko, imodem isebenza njengebhulorho phakathi kwezixhobo zedijithali kunye nesixhobo sokudlulisa. Iguqula imiqondiso yombane yedijithali evela kwiikhompyutha okanye kwii-routers ibe yimiqondiso ye-analog okanye ye-optical, kuxhomekeke kuhlobo lwenethiwekhi.
Itekhnoloji ye-fibre optic isebenzisa imiqondiso yokukhanya eveliswa zii-LED okanye ii-laser diodes. Ezi pulses zokukhanya zihamba kwiifayibha ezibhityileyo, zibonelela nge-bandwidth ephezulu kunye nokukhuseleka kukuphazamiseka kwe-electromagnetic. Iimodem, ingakumbi ezo zenzelwe iinethiwekhi zefayibha, zilawula ukuguqulwa phakathi kwemiqondiso yombane kunye neye-optical. Zisebenzisa iindlela zokuguqula idatha ukufaka idatha kwiinkampani zokukhanya okanye zombane. Iindidi ezahlukeneyo zemodem, ezifanaE1, V35, RS232, RS422, kunye neRS485, ixhasa amazinga edatha ahlukeneyo kunye nemigama, nto leyo eyenza ukuba zilungele uluhlu olubanzi lwezicelo zenethiwekhi.
Iibhokisi ze-fiber optic zilawula ikakhulu iziseko zekhebula, ngelixa iimodem zenza umsebenzi obalulekileyo wokuguqulwa kwesignali. Lo mahluko ubumba iindima zazo kwiinethiwekhi zanamhlanje.
Isantya kunye nokusebenza
Isantya kunye nokusebenza zimele umahluko omkhulu phakathi kweebhokisi ze-fiber optic kunye neemodem zemveli. Iibhokisi ze-fiber optic zixhasa ukuhanjiswa kwedatha ngesantya esiphezulu kakhulu, zihlala zifikelela kwi-25 Gbps okanye ngaphezulu. Ukusetyenziswa kweepulses zokukhanya kuvumela ukudluliselwa kwedatha ngokukhawuleza, ngaxeshanye kunye ne-latency ephantsi kakhulu. Iintambo ze-fiber optic zinokuthwala imijelo emininzi yedatha zisebenzisa ubuchwepheshe obufana ne-wavelength division multiplexing, nto leyo eyonyusa amandla ngakumbi.
Iimodem, ingakumbi ezo zisebenzisa iingcingo zobhedu, zijongene nemida kwisantya nakumgama. Imiqondiso yombane iyawohloka kumgama omde, nto leyo ebangela ukuba i-bandwidth iphantsi kunye ne-latency ephezulu. Kwaneemodem zekhebula eziphucukileyo azifaneki nesantya sokulayisha kunye nokukhuphela esibonelelwa ziinkqubo ze-fiber optic. Iibhokisi ze-fiber optic, ezifana nezo zibonelelwa yiDowell, zivumela amashishini kunye namakhaya ukuba afikelele.uqhagamshelo lwe-intanethi olukhawulezayo kakhuluezixhasa ukusasazwa, imidlalo, kunye nezicelo zelifu ngaphandle kokuphazamiseka.
| Uphawu | Ibhokisi yeFiber Optic | Imodem (Ubhedu/Intambo) |
|---|---|---|
| Uhlobo lweSignali | Iipulses ezikhanyayo | Imiqondiso yombane |
| Isantya esiphezulu | Ukuya kuthi ga kwi-25 Gbps+ | Ukuya kuthi ga kwi-1 Gbps (eqhelekileyo) |
| Ubambezelo | Isezantsi kakhulu | Phakathi ukuya phezulu |
| Umgama | Iikhilomitha ezili-100+ | Ilinganiselwe (iikhilomitha ezimbalwa) |
| Ibhendiwidth | Iphezulu kakhulu | Iphakathi |
Ukhuseleko kunye nokuthembeka
Ukhuseleko kunye nokuthembeka kudlala indima ebalulekileyo kwizigqibo zeziseko zenethiwekhi. Iibhokisi ze-fiber optic zibonelela ngokhuseleko oluqinileyo kuphazamiseko lwe-electromagnetic, oluqinisekisa ukusebenza rhoqo nakwiindawo ezinengxolo ephezulu yombane. Iimpawu zomzimba zeentambo ze-fiber optic zenza kube nzima ukuzicofa ngaphandle kokuzibona, nto leyo ephucula ukhuseleko lwedatha. Iinkqubo ze-fiber optic nazo azifumani ngxolo ingako kwaye zifuna ukulungiswa okuncinci xa kuthelekiswa neenethiwekhi ezisekelwe kubhedu.
Nangona kunjalo, uyilo lwezixhobo zeebhokisi ze-fiber optic lunokubangela ukuphazamiseka kwe-electromagnetic (EMI), ingakumbi esitalatweni okanye kumgangatho wasekhaya. Le EMI inokuhamba ngentambo yobhedu kwaye ichaphazele izixhobo ze-elektroniki ezibuthathaka. Iinkampani ezifana neDowell zijongana nale nkxalabo ngokuyila iibhokisi ze-fiber optic ezinesikhuselo esiphuculweyo kunye nolwakhiwo oluqinileyo, ukunciphisa ukukhutshwa kwe-EMI kunye nokuphucula ukuthembeka ngokubanzi.
Iimodem, ingakumbi ezo zineempawu eziphambili, zivumela abasebenzisi ukuba balawule ukukhutshwa kwe-electromagnetic field (EMF). Ezinye iimodeli zivumela abasebenzisi ukuba bacime i-Wi-Fi okanye basebenzise ii-routers ze-low-EMF, nto leyo enokunciphisa ukuvezwa kwerediyo ekhayeni. Nangona iimodem zekhebula zinokubonelela ngolawulo olungakumbi lomsebenzisi kwi-EMF, azinakulingana neengenelo zokhuseleko kunye nokuthembeka kweteknoloji ye-fiber optic.
Icebiso: Kubasebenzisi abafuna inqanaba eliphezulu lokhuseleko nokuthembeka, iibhokisi ze-fiber optic ezivela kubavelisi abadumileyo abanjengoDowell zibonelela ngesisombululo esifanelekileyo kwixesha elizayo kwiinethiwekhi zasekhaya nezeshishini.
Ibhokisi yeFiber Optic kunye neModem kwiisetingi zaseKhaya nezeShishini
Ukuhlanganiswa kweNethiwekhi yasekhaya okuqhelekileyo
Iinethiwekhi zasekhaya namhlanje zihlala zixhomekeke kwiziseko zophuhliso eziphambili ukuze zinike i-intanethi ekhawulezayo nethembekileyo kwigumbi ngalinye. Amakhaya amaninzi asebenzisaiintambo ze-fiber optic, ezifana nePureFiber PRO, ukufikelela kwisantya esipheleleyo semodem kulo lonke ikhaya. Le ndlela isusa ukulibaziseka kunye nokuhla kwesantya okuqhele ukwenzeka kwiintambo ze-CAT zemveli. Abahlali bahlala befaka ii-adapter ze-Ethernet ezinee-port ezine kwiindawo zokuhlala, nto leyo evumela izixhobo ezininzi—ezifana neeTV ezihlakaniphileyo, ii-consoles zemidlalo, iifowuni ze-VOIP, kunye neendawo zokufikelela kwi-WiFi—ukuba ziqhagamshelane ngaxeshanye. Amanye amakhaya adibanisa ezi adapters kwikhabhathi yombane, nto leyo edala iiswitshi ze-multi-port ezinokukhula ukuze kwandiswe kwixesha elizayo.
Abayili benethiwekhi badla ngokusebenzisa ii-pigtails ze-MPO ukuya kwi-LC fiber breakout, ezibonelela ngoqhagamshelo oluzimeleyo lweefayibha ngentambo nganye. Olu seto luvumela iinethiwekhi ezahlukeneyo ngeenjongo ezahlukeneyo, njengokusebenzela ekhaya, ukuzenzekela kwekhaya okukrelekrele, okanye ukukhangela okukhuselekileyo kubantwana. Izixhobo ezine-SFP slots kunye nenkxaso ye-HDMI 2.1 zinokuqhagamshela ngqo, zivumele ukusasazwa kwevidiyo ye-4K okanye ye-8K engacinezelwanga. Abanini bezindlu bayazuza kufakelo lwe-plug-and-play, iipleyiti zodonga eziguquguqukayo, kunye nokuphuculwa kwentambo okulula. Ezi mpawu ziqinisekisa i-bandwidth ephezulu, akukho kushiyeka, kunye nokukhuselwa kwixesha elizayo kwiimfuno zedijithali eziguqukayo.
Izinto ekufuneka uziqwalasele kwiNethiwekhi yoShishino
Amashishini afuna iziseko zenethiwekhi eziqinileyo, ezinokwandiswa, nezikhuselekileyo. Imibutho idla ngokuthumela ii-terminals zenethiwekhi ye-optical (ii-ONT) ukuguqula imiqondiso ye-optical ibe yimiqondiso yombane ukuze isetyenziswe ngaphakathi kwenethiwekhi zeofisi. Ii-ONT zihlala zibonelela ngeeports ezininzi ze-Ethernet ezikhawulezayo, inkxaso ye-VoIP, kunye neempawu zokhuseleko eziphambili ezifana ne-AES encryption. Iinkampani zidibanisa ii-ONTs kwii-routers ezikhawulezayo kunye nee-switches ze-Gigabit, zisasaza ukufikelela kwi-intanethi kumasebe nakwizixhobo.
Itheyibhile engezantsi ishwankathela ukuhlanganiswa kobugcisa:
| Umbono | Iibhokisi zeFiber Optic(ii-ONT) | Iimodem |
|---|---|---|
| Umsebenzi oPhambili | Ukuguqulwa kwe-Optical-to-electrical | Ukuguqulwa kwesiginali ye-DSL/yekhebula |
| Ukuthobela iMigangatho | I-GPON, i-XGS-PON | Imigangatho ye-DSL/yekhebula |
| Uqwalaselo lweZibuko | Iiports ezininzi ze-Ethernet ezinesantya esiphezulu | Iiport ze-Ethernet |
| Iimpawu zoKhuseleko | Ukubethela kwe-AES, ukuqinisekiswa | Isiseko, siyahluka ngokwemodeli |
| Iimpawu ezongezelelweyo | Ugcino lwebhetri, iVoIP, i-LAN engenazingcingo | Ukuguqulwa kwesignali esisiseko |
Izifundo zetyala zibonisa ukuba imibutho efana ne-Eurotransplant inciphise iindleko zizonke zobunini ngama-40% isebenzisa izisombululo ze-fiber optic kumaziko edatha abalulekileyo. Ababoneleli ngeenkonzo, njengeNetomnia, bakhe iinethiwekhi ezinokulinganiswa ezixhasa ukukhula kwe-800G ngetekhnoloji ye-fiber optic ephucukileyo. Le mizekelo igxininisa utshintsho oluvela kwiimodem zemveli ukuya kwizisombululo ezisekelwe kwi-fiber, eziqhutywa yimfuno ye-bandwidth ephezulu, ukuthembeka, kunye neziseko ezilungele ikamva.
Ukukhetha Phakathi kweFiber Optic Box kunye neModem
Izinto Ekufuneka Uziqwalasele: Isantya, Umboneleli, kunye Nokuhambelana
Ukukhetha isixhobo esifanelekileyo sokunxibelelana kwi-intanethi kufuna ukuvavanywa ngononophelo kwezinto ezininzi. Isantya siyinto ephambili kubasebenzisi abaninzi. Iinkqubo ezisekelwe kwi-fiber zibonelela nge-bandwidth ephezulu kakhulu kunezinye iindlela zekhebula okanye ze-DSL. Umzekelo, iinethiwekhi zefayibha zinokubonelela nge-upstream throughput ukuya kuthi ga kwi-40 Gb/s ezabelwana ngazo phakathi kwabasebenzisi, ngelixa iinkqubo zekhebula ezisebenzisa i-DOCSIS 3.1 zihlala zifikelela kwi-1 Gb/s kuphela. I-Latency nayo yahlukile kakhulu. Uqhagamshelo lwefayibha luhlala lugcina i-latency ngaphantsi kwe-1.5 milliseconds, nokuba kumgama omde. Iinkqubo zekhebula, kwelinye icala, zinokufumana i-latency eyongezelelweyo ukusuka kwi-2 ukuya kwi-8 milliseconds ngenxa yeenkqubo zokwabiwa kwe-bandwidth. I-latency ephantsi kunye ne-bandwidth ephezulu zibangela amava athambileyo kwimisebenzi efana neenkomfa zevidiyo, imidlalo ye-intanethi, kunye ne-virtual reality.
Ababoneleli badlala indima ebalulekileyo ekukhetheni izixhobo. Abanye abathwali babonelela ngezixhobo zeendawo zabathengi, ezinje ngeemodem okanye ii-routers, ngaphandle kweendleko ezongezelelweyo. Izikhokelo zomthetho zifuna ababoneleli bahlangabezane nemida yokusebenza engqongqo. Ubuncinane i-80% yokulinganisa isantya kufuneka ifikelele kwi-80% yesantya esifunekayo, kwaye i-95% yokulinganisa i-latency kufuneka ihlale kwi-100 milliseconds okanye ngaphantsi. Ababoneleli kufuneka benze uvavanyo lwesantya kunye ne-latency ngexesha leeyure ezixakekileyo ukuqinisekisa ukusebenza okuzinzileyo. Ezi mfuno zinceda abasebenzisi bathelekise umgangatho wenkonzo kubaboneleli abahlukeneyo.
Ukuhambelana kuseyenye into ebalulekileyo. Ayizizo zonke izixhobo ezisebenza ngokungenamthungo kuzo zonke iintlobo zenethiwekhi. Ii-media converters kunye nee-modems zisebenza ngeenjongo ezahlukeneyo. Ii-media converters zijongana nokuguqulwa okulula kwesignali phakathi kwe-optical kunye ne-electrical signals, ngelixa ii-modems zenza i-modulation kunye ne-demodulation yonxibelelwano lwedijithali. Abasebenzisi kufuneka baqinisekise ukuba isixhobo abasikhethileyo siyayixhasa i-protocols kunye ne-interfaces ezifunekayo kwindawo yabo yenethiwekhi.
| I-Factor | Iinkqubo eziSekelwe kwiFiber | Iinkqubo zeCable/DSL |
|---|---|---|
| I-bandwidth ephezulu | Ukuya kuthi ga kwi-40 Gb/s (ekwabelwana ngayo) | Ukuya kuthi ga kwi-1 Gb/s (DOCSIS 3.1) |
| Ulindelo oluqhelekileyo | < 1.5 ms | 2–8 ms |
| Indima yoMboneleli | Ihlala ibonelela nge-ONT/Router | Ihlala ibonelela ngeModem/iRouter |
| Ukuhambelana | Ifuna isixhobo esilungele ifayibha | Ifuna imodem yekhebula/yeDSL |
Icebiso: Soloko uqinisekisa ukuba isixhobo siyahambelana nomboneleli wakho weenkonzo ze-intanethi ngaphambi kokuba uthenge.
A ibhokisi ye-fiber opticilawula idatha esekelwe ekukhanyeni enamazinga aphantsi okusilela kuneemodem, njengoko kubonisiwe ngezantsi:
| Icandelo | Izinga lokungaphumeleli (Ngonyaka) |
|---|---|
| Intambo yeFiber-Optic | 0.1% ngemayile nganye |
| Abamkeli be-Optical | 1% |
| Iitransmitter zeOptical | 1.5–3% |
| Seta iiTerminali eziphezulu / iiModem | 7% |
Uninzi lwabasebenzisi luzuza kwisantya, ukuthembeka, kunye noyilo oluya kuqinisekisa ikamva leibhokisi ye-fiber optic.
Ngu: Eric
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Ixesha leposi: Julayi-08-2025