I-An isiphelo somgca we-optical (OLT) yimithombo ephambili yenethiwekhi ye-optical engasebenziyo kwaye isetyenziselwa ukuguqula, ukulungelelanisa, kunye nokulawula imiqondiso ye-optical phakathi komboneleli wenkonzo kunye nabasebenzisi. I-OLT isebenza njengentliziyo yenethiwekhi, ilawula ithrafikhi kwaye iqinisekisa ukuhanjiswa okungenamthungo kweenkonzo ze-intanethi, umabonwakude, kunye ne-telephony ngoqhagamshelo lwe-fiber optic kwiindawo zokuhlala kunye namashishini. Ezi yunithi zihlala kwiofisi ephakathi yomboneleli wenkonzo kwaye ziqhagamshela kubabhalisi abaninzi nge-splitters kunye ne-ONU. Nge-OLTs, ababoneleli banokuzisa i-intanethi ekhawulezayo kuluntu lonke ngoqhagamshelo oluthembekileyo nolukhawulezayo. Kwihlabathi liphela, izixeko zixhomekeke kwi-OLTs ukuxhasa iimfuno ezikhulayo zeenkonzo zedijithali. Kwabo banomdla malunga nendlela esebenza ngayo i-intanethi yabo ye-fiber, ukwazi ukuba yintoni i-OLT kucacisa okuninzi malunga noyilo lwenethiwekhi.

Yintoni i-Optical Line Terminal?

Isiphelo sendlela yokukhanya (i-OLT) sisebenza njenge isixhobo sehadiwe yesiphelo yenethiwekhi ye-fiber optic, edibanisa inethiwekhi yomqolo yomboneleli weenkonzo ze-intanethi kubabhalisi abaninzi nge-ONTs okanye ii-ONU ezininzi. Ngenxa yokuba inokukwazi ukwamkela ubuchwepheshe obahlukeneyo be-PON obufana ne-GPON, i-EPON, kunye ne-XGS-PON, ii-OLT ziqinisekisa ukusebenza kakuhle. ulawulo lwenethiwekhi kunye nokulungelelaniswa kweenkonzo ezahlukeneyo ze-fiber broadband, ukulawula ithrafikhi yedatha ukubonelela abasebenzisi ngonxibelelwano oluqinileyo, olukhawulezayo, nolukhuselekileyo.

• Ii-OLT zithumela idatha esezantsi kwi-ONTs okanye kwi-ONUs kwaye zifumana idatha esezantsi kuzo.

• Zibonisa imiqondiso ye-multiplex kunye ne-demultiplex kwimigca yefayibha ekwabelwana ngayo.

• Ngamnye Izibuko le-OLT inokunxibelelana nee-ONT ezininzi okanye ii-ONU nge-splitter. Umlinganiselo wokwahlukana oqhelekileyo ngu-1 ukuya ku-64 okanye u-1 ukuya ku-128.

• Isantya se-uplink ne-downlink siyahluka ngokwemodeli, ukusuka kwi-1.25 Gbps ukuya kwi-10 Gbps okanye nangaphezulu.

• Ii-OLT zixhasa iintlobo ezahlukeneyo zeenkonzo, kuquka i-intanethi, i-VoIP, i-multimedia, nokunye.

• Zenzelwe ukwandiswa, ii-OLT zivumela ababoneleli ukuba bandise kwaye bazise iinkonzo ezintsha njengoko imfuno isanda.

1. Undoqo weNethiwekhi

I-OLT yintliziyo yayo nayiphi na i-PON, isebenza njengendawo ephambili edibanisa yonke into kunye. Iqinisekisa ukuba imiqondiso ihamba ngokungenamthungo ukusuka kwinethiwekhi yomqolo ukuya kwi-ONT nganye okanye kwi-ONU eqhagamshelwe kwiindawo zokuhlala nakwiiofisi. I-OLT inoxanduva lokugcina yonke inethiwekhi izinzile ngokulawula ukuhamba kwedatha, ukuthintela iingxaki kunye nokuphazamiseka kwayo.

I-OLT nganye inamabhodi kunye neeports ezininzi, nto leyo evumela ukuba ikwazi ukwamkela amakhulu okanye amawaka ababhalisile ngaxeshanye. Ngale ndlela, igcina inethiwekhi iqinile kwaye ikwazi ukuguquguquka nokuba bangaphi ababhalisile okanye bayisebenzisa kangakanani na idatha.

2. UMlawuli wezoThutho

Ii-OLT ngamapolisa etrafikhi, agqiba indlela yokwahlulahlula idatha ye-bandwidth kunye neyendlela. Zidlulisela idatha esezantsi kubasebenzisi kwaye zibuyele emva kwinethiwekhi ephambili. Le ndlela, eyaziwa ngokuba yi-multiplexing, ivumela ababhalisile abaninzi ukuba basebenzise i-fiber efanayo ngaphandle kokuxinana.

Banokubeka phambili ithrafikhi ngokohlobo lwayo, umzekelo, ukuqinisekisa ukuba iifowuni zelizwi okanye iividiyo zithathwa njengezibalulekileyo xa kufuneka. Oku kwenza iifowuni zibe lula kwaye iividiyo zibe mnandi, nokuba zikwithrafikhi. Ngamaqhawe angadunyiswanga athintela i-intanethi yakho ukuba ingangeni.

3. Isango leNkonzo

Njengesango lenkonzo, i-OLT lucango oluvulekela kakhulu kwiinkonzo ze-intanethi, zefowuni, nezevidiyo eziya emakhaya nakwiishishini. Iqhagamshela kwinethiwekhi ephambili yomboneleli, ivumela abasebenzisi ukuba bafikelele kwi-intanethi ekhawulezayo, i-VoIP, kunye nomxholo wokusasaza ngaphandle komthungo. Uyilo lwe-OLT luvumela ababoneleli, ukusuka kwabancinci ukuya kwabakhulu, ukuba banikezele ngoqhagamshelo oluthembekileyo olukhawulezayo kubhalisile ngamnye.

Umzekelo, uninzi lwee-OLTs zinokuphucuka kakhulu, ngoko ke iinkampani zinokufaka iinkonzo ezintsha njengoko zikhula. Ukusuka kwiinkampani ezincinci ezisaqalayo ukuya kwiinkampani zelizwe, i-OLT yiyo ebanceda bahlale bephambili kwimfuno ekhulayo ye-broadband kunye nee-apps ezintsha.

4. I-Administration Hub

I-OLT yindawo ephambili yolawulo lwenethiwekhi. Ukusuka apha, abaqhubi banokujonga, batshintshe, kwaye balungise inethiwekhi ngexesha langempela. I-OLT inika ulawulo olupheleleyo kwi-ONT okanye kwi-ONU nganye, ikuvumela ukuba ubone iingxaki ngokulula kwaye uzisombulule ngaphambi kokuba ziqhubeke.

Ixhasa ukujonga nokuguqula izinto ngokukude, ngoko ke iingcali zobugcisa azinyanzelekanga ukuba ziqalise ukusebenza ngalo lonke ixesha kukho ingxaki. Uqwalaselo olunjalo oluphakathi lugcina imijikelo kwaye luthintele ukuphazamiseka okukhulu. I-OLT ekrelekrele ithetha ukuba impilo yenethiwekhi ijongwa ngokusondeleyo kwaye ukukhulisa inethiwekhi akuyongxaki kangako.

Indlela i-OLT esebenza ngayo

I-OLT imele i-Optical Line Terminal, esisixhobo esiphambili kwinethiwekhi ye-FTTH. Ihlala kwiofisi ephakathi yomboneleli wenkonzo kwaye iqhagamshela nge-optical fiber kwiindawo ezininzi zomsebenzisi, ezibizwa ngokuba yi-ONTs okanye i-ONUs. Yindima ephambili ye-OLT ukuguqula, ukuphindaphinda kunye nokudlulisa idatha ukusuka kumqolo ukuya kwikhaya ngalinye kwaye ifumane idatha. Oku kufuna izixhobo ezikrelekrele kunye nokucwangcisa, kunye neenkqubo ezichanekileyo zonxibelelwano lwesixhobo.

I-OLT eqhelekileyo isebenza ngala manyathelo:

1. Ibhodi yokulawula, okanye iswitshi, iyalela kwaye ilawula idatha ukuze iqhagamshelane ne-OLT kwi-intanethi ebanzi ngamakhadi e-uplink, adla ngokuba nee-interfaces ezinesantya esiphezulu ezifana ne-10G okanye i-100G Ethernet.

2. I-transceiver iguqula imiqondiso yedijithali ibe kukukhanya, ngesiqhelo kwi-1490nm yokudlulisela idatha. Olu kukhanya ludlula kwifayibha ukuya kwi-passive splitter.

3. Indlela i-OLT esebenza ngayo. I-splitter yahlula ukukhanya ukuya kuthi ga kwi-64 okanye kwi-128 ONUs kuxhomekeke kumlinganiselo wokwahlukana kunye noqwalaselo.

4. Ii-ONU kwiindawo zokuhlala zifumana isignali kwaye zithumela idatha yazo kumgama owahlukileyo wokukhanya, njenge-1310nm, ukuthintela ukuphazamiseka.

5. I-OLT iqokelela idatha kuzo zonke ii-ONU, iyihlele ize iyithumele kwi-intanethi.

Iiprotokholi ezicacileyo ezifana ne-OMCI zenza kube lula ukuba ii-OLT kunye nee-ONU ezivela kwiimpawu ezahlukeneyo zisebenzisane. I-OLT ilawula zombini ezantsi kunye ithrafikhi ephezulu, ukuze bonke abasebenzisi bafumane inkonzo esemgangathweni.

Itrafikhi esezantsi

Itrafikhi ephantsi, nto leyo idluliselwa yi-optical line termination (OLT) kubabhalisile, ibandakanya imisebenzi efana nokusasaza ividiyo, ukukhangela kwiwebhu, okanye ukukhuphela okukhulu. I-OLT inokudlulisa iindlela ezahlukeneyo ngaxeshanye, ijongane ngempumelelo namakhaya amaninzi ngexesha. Iinkonzo zevidiyo, umzekelo, zifuna uthutho olukhawulezayo noluhambelanayo, ngoko ke iimpawu ze-OLT zibeka phambili iimfuno zomsebenzisi ngamnye ngokufanelekileyo nge-latency encinci. Indlela i-OLT elawula ngayo olu luhlu lwentengiso imisela ukuba ukhuphelo lwakho lukhawuleza kangakanani kwaye ukusasaza kwakho kungaba lula kangakanani.

Itrafikhi Ephezulu

I-traffic enyukayo isuka kwi-optical network unit yomsebenzisi ngamnye (ONU) ukuya kwi-optical line termination (OLT). I-ONU nganye isebenzisa ubude bayo be-wavelength, iqinisekisa ukuba akukho nto ixutyiweyo, ivumela i-OLT ukuba yahlule umsebenzisi ngamnye ngokufanelekileyo. Zonke ezi mpawu mazihlelwe yi-OLT ukuthintela ukungqubana, nto leyo ibalulekileyo kwizicelo ze-bandwidth ezifana ne-VoIP kunye neefowuni zevidiyo ezifuna ukulibaziseka okuphantsiI-OLT ayiqinisekisi ukuba kukho ixesha elingakanani, iqinisekisa ukuba iifowuni zikhawuleza kwaye zikhawuleza.

Ulwabiwo lweBandwidth

I-OLT, okanye ukuphela komgca we-optical, yabela i-bandwidth ngokwezicelo zomsebenzisi. Ukuba ikhaya elinye lisasaza imuvi ngelixa elinye lijonga nje i-imeyile, i-OLT yahlula isantya ukuqinisekisa ukufikelela okufanelekileyo kubo bonke abasebenzisi. Izixhobo ezintsha ze-OLT zinokulungisa ngokuguquguqukayo olu qhekeko ngokukhawuleza, zilungelelanise nemfuno ephezulu kwaye zigcine inkqubo yolawulo lwenethiwekhi esebenzayo. Olu buchule luvumela inethiwekhi ye-optical ukuba ihlale ihambelana kwaye ikhawuleza, iqinisekisa ukuba akukho mntu ushiyekileyo elindile nangona iimfuno zitshintsha.

Imigangatho kunye neendidi ze-OLT

Iiterminal zomgca we-Optical (OLTs) zinamathela kwiindidi ezahlukeneyo imigangatho yepon ezimisela ukusebenza kwenethiwekhi, amandla esantya, kunye nokuhambelana nezinye izixhobo. Imigangatho ephambili ibandakanya i-GPON, i-EPON, i-XG-PON, i-XGS-PON, kunye ne-Combo PON, ezilawula isantya sedatha, iintlobo zonxibelelwano, kunye nokukhula ngeendlela ezizodwa. Xa ukhetha isixhobo se-OLT esifanelekileyo, kubalulekile ukuqwalasela inani labasebenzisi ekufuneka baxhaswe, isantya esifanelekileyo, kunye nenqanaba lokukhula okufunekayo kwisiseko se-fiber broadband. Ukuhambelana nezinye izixhobo zenethiwekhi kubalulekile, njengoko imigangatho inika ulwazi malunga nokusebenza kunye kwaye iqinisekisa ukusebenza kakuhle.

• I-GPON: I-2.5 Gbps yehlile kwaye i-1.25 Gbps inyukile, ukusetyenziswa kwayo kubanzi kwihlabathi liphela

• I-EPON: I-1 Gbps yehla/inyuka, ilula kwaye ingabizi kakhulu

• I-XG-PON inikezela ngesantya sokukhuphela se-10 Gbps kunye nesantya sokulayisha se-2.5 Gbps, nto leyo eyenza ukuba ikhawuleze kakhulu kwiimfuno ezikhulayo.

• I-XGS-PON inikezela ngesantya sokukhuphela se-10 Gbps kunye nesantya sokulayisha se-10 Gbps, nto leyo eyenza kube ngcono kakhulu kwiindlela ezininzi ezisebenzisa i-intanethi.

• I-Combo PON ixhasa zombini i-GPON kunye ne-XG(S)-PON kwaye ivumela ukuphuculwa okulula.

Imigangatho yePON

Ezi protocols zichaza imigangatho Unxibelelwano lwe-OLT kwiinethiwekhi zefayibha. Le migangatho ichaza indlela ii-OLT ezidibana ngayo nababhalisi abaninzi ngentambo enye yefayibha, nto leyo evumela abathwali ukuba bafikelele kwiindawo zokuhlala, iiofisi, okanye nakwiindawo ezinkulu zekhampasi. Amandla e-GPON yizinga layo eliphezulu elisezantsi le-2.5 Gbps kunye nezinga eliphezulu le-1.25 Gbps, nto leyo eye yenza ukuba ibe lolona khetho lukhethwayo kwiindawo ezininzi ezintsha zokusasazwa. I-EPON, okwangoku, inikezela ngesantya esilinganayo se-1 Gbps kwaye inedumela lokufakela okulula kunye neendleko eziphantsi, okwenza ukuba ihambelane kakuhle apho uhlahlo-lwabiwo mali lulinganiselwe okanye imfuno ihambelana kodwa ingagqithisi. Imigangatho kunye nokulungiswa kweentlobo ze-OLT i-XG-PON kunye ne-XGS-PON zithatha indawo ngesantya se-10 Gbps, ezifanelekileyo kwiindawo zasezidolophini okanye kwezinye iindawo apho abantu abaninzi bafuna isantya ngaxeshanye. I-Combo PON yongeza umaleko wokuguquguquka, ivumela i-OLT enye ukuba ixhase imigangatho yemveli kunye nemitsha, ngoko ke ukuphuculwa akudingi ukukrazulwa nokutshintshwa ngokupheleleyo.

Imigangatho kunye neentlobo ze-OLT Zivumela abaqhubi ukuba babandakanye ababhalisile abongezelelweyo okanye bonyuse amaxabiso ngaphandle kokuphucula inethiwekhi yonke. Zivumela izixhobo ezivela kubavelisi abahlukeneyo ukuba zisebenzisane, ukuba nje onke amaqela ayayithobela imigangatho.

Uqwalaselo lweZixhobo zeHardware

Ii-OLT, okanye izixhobo zokuphelisa umgca obonakalayo, ziza ngeendlela ezahlukeneyo ezenzelwe iimfuno ezahlukeneyo zothungelwano. Ii-OLT zohlobo lwebhokisi zincinci kakhulu kwaye zilungele uluntu oluncinci okanye iindawo ezixineneyo, ngelixa ii-OLT zohlobo lwe-chassis zikhulu kwaye zenzelwe ukwamkela amakhadi kunye neemodyuli ezongezelelweyo, nto leyo ezenza zifaneleke kwiinethiwekhi ezinkulu ze-broadband zefayibha. Ezinye izixhobo ze-OLT zisebenzisa umbane omnye ukuze kube lula, ngelixa ezinye zisebenzisa iinkqubo zamandla amabini ukuze zigcine idatha xa kukho ukusilela.

Ii-OLT zeModular zibonelela ngokuguquguquka kokuqala kancinci nangomlinganiselo ngokweemfuno zenethiwekhi. Ngokukwazi ukongeza iimodyuli ezintsha kubasebenzisi abongezelelweyo okanye usetyenziso lwe-bandwidth olwandisiweyo, iindleko zokuqala zihlala ziphantsi ngelixa zivumela ukwandiswa kwexesha elizayo. Oku kuguquguquka kubalulekile kubaboneleli beenkonzo abafuna ukuphucula iziseko zabo.

Ukukhetha ii-terminals zenethiwekhi ye-optical ezifanelekileyo kuxhomekeke kwindawo yokufakela. Iindawo zasemaphandleni zinokufuna kuphela i-OLT efana nebhokisi, kodwa useto lwasezidolophini ludla ngokufuna iintlobo ze-chassis ezinee-port ezininzi ze-pon kunye neendlela zokuxhasa amandla. Olu khetho loyilo luchaphazela kakhulu ixesha lokusebenza, isantya, kunye nokulula kokulungiswa okanye ukwandiswa kwenethiwekhi.

Indima Ebalulekileyo ye-OLT

Isiphelo somgca we-optical, okanye isixhobo se-OLT, sisixhobo esibethayo senethiwekhi ye-fiber optic. Sidibanisa umqolo we-intanethi okhawulezayo kumakhaya asekuhlaleni, amashishini, kunye neekhampasi, siqinisekisa ukuba bonke bafumana isabelo sabo esilinganayo se-bandwidth. Ngaphandle kwe-OLT, akunakwenzeka ukulawula ukuba ngubani ofumana isantya esingakanani okanye ukugcina ukusebenza kwenethiwekhi okufanelekileyo. I-OLT yahlulahlula, iququzelela, kwaye ikhusela yonke idatha ezayo nephumayo, njengenkqubo yolawulo lwenethiwekhi olusebenzayo lolwazi. Nantsi uluhlu lwezinto eziboniswa yi-OLT, kunye neenkcukacha ezincinci kwindawo nganye.

• Uqinisekisa ucwangco ngokulawula ithrafikhi yedatha ukuze kungabikho msebenzisi unokuvala yonke inkqubo.

• Yahlula i-bandwidth ngokweemfuno zomsebenzisi, isebenzisa iteknoloji ekrelekrele ukuze bonke bafumane isantya esilinganayo.

• Ikhusela ulwazi kwaye ikhusela ubuwena njengoko luhamba phezu kwefayibha.

• Ilawula ii-ONU ezininzi (iibhokisi kwicala lomsebenzisi) kwi-OLT enye, mhlawumbi amakhulu.

• Ibeka phambili ithrafikhi, njengevidiyo ye-4K okanye iifowuni, ukuze ezi zihlale zicacile kwaye zicacile.

• Isebenzisa i-PLOAM kunye ne-OMCI, ivumela ii-ONU ezivela kubathengisi abahlukeneyo ukuba zisebenzisane logama nje zithobela imigangatho efanayo.

• Indima ye-OLT

Ukuvumela i-FTTH

Kulungile, i-FTTH yokuqala yiFiber to the Home, apho iintambo ze-fiber optic ziya ngqo ekhaya. I-OLT yiyo eyenza oku kusebenze. Zivumela ii-ISP ukuba zithumele imiqondiso enamandla aphezulu, ecocekileyo ngokuthe ngqo emakhaya, zidlula iinxalenye zekopolo ezicothayo.

Ukuba i-OLT isemsebenzini, isantya asiguquguquki kwaye ixesha lokungasebenzi alisoloko likho. Khawucinge ngoluntu apho bonke abemi basasaza iimuvi zeHD, badlala kwi-intanethi, kwaye banxibelelana ngaphandle kokulibaziseka! Oko kungenxa ye-OLT, ehlela zonke ezo traffic, igcina icocekile kwaye iqhelekile. Inceda ekwandiseni uthungelwano lwefayibha, ifumane izindlu ezininzi ezikufutshane njengoko imfuno isanda.

Amashishini Anika Amandla

Amashishini axhomekeke kwi-OLT ukuze afumane unxibelelwano oluqinileyo nolukhawulezayo. Umsebenzi obalulekileyo we-OLT kukuba ilawula ukuhambelana okukhulu kwemali kwaye igcina ukuthembeka kwedatha.

Njengoko iinkampani zikhula, ii-OLT ziyakhula, zikhula ngemigca emininzi kunye ne-bandwidth engaphezulu. Oku kwenza iinkampani zikwazi ukukhulisa ngabasebenzisi abongezelelweyo okanye iiwebhusayithi ngaphandle kokuphazamiseka. I-fiber ethembekileyo yenza amaqela asebenze kakuhle, inciphisa ixesha lokungasebenzi, kwaye igcina ukusebenza kakuhle.

Ukuxhasa iiSixeko ezikrelekrele

Izixeko ezikrelekrele zisebenzisa ubuchwepheshe ukuze zisebenze kakuhle kwaye zibonelele ngeenkonzo ezingcono kubemi. Ii-OLT zinceda ngokudibanisa izinzwa ezikrelekrele, iikhamera, kunye nezinye izixhobo kulo lonke isixeko. Kwimeko ye-OLT, zonke ezi zixhobo zinxibelelana ngokukhawuleza kwaye zitshintshiselana ngedatha ngoko nangoko.

Iinkokheli zesixeko zisebenzisa olu lwazi ukujongana nemiba, ukonga amandla okanye ukuphucula izithuthi. Izinto ezifana ne-Wi-Fi yasimahla yokupaka okanye izaziso ezikhawulezayo zengxamiseko zixhomekeke kunxibelelwano oluthembekileyo lwe-OLT. Ii-OLT ezintle zivumela izixeko ezikrelekrele ukuba zibe semgangathweni kwaye zigcine abantu bekhuselekile.

Iikhampasi eziQhagamshelanayo

Kwiikhampasi zekhampasi nezekholeji, ii-OLT zidibanisa izakhiwo ezininzi kunye neelebhu. Abafundi kunye nabafundisi bafuna unxibelelwano olukhawulezayo noluthembekileyo kwiintetho, ukusasaza, kunye nemisebenzi yezemfundo. Yi-OLT eyenza oku kwenzeke ngokudibanisa igumbi ngalinye kunye nesixhobo.

Kwiikhampasi ezinkulu, i-OLT idibanisa amawaka abasebenzisi kwaye ibenza bakwazi ukwabelana ngeefayile okanye ukusebenzisana ngexesha langempela. I-fiber ethembekileyo ikhawulezisa imfundo kwaye inika amandla ootitshala nabafundi ukuba basebenzise okungakumbi imihla ngemihla.

Ukukhusela iNethiwekhi yeFiber

Ukhuseleko kwiinethiwekhi zefayibha alupheleli nje ekukhuseleni izixhobo; lumalunga nokuqinisekisa ukuba yonke idatha ihlala iyimfihlo kwaye ikhuselekile. Ii-terminals ze-Optical line (OLTs) ziphakathi kwesi siseko se-optic broadband. Azidluliseli nje ulwazi; zimisela ukuba ngubani onokulufikelela, yintoni edluliselwayo, kunye nendlela olugcinwa lukhuselekile ngayo. Ii-OLT zilawula iinethiwekhi ezinkulu ze-optical apho isignali enye evuliweyo yahlulwe kwaye isasazwe kumashumi amaninzi, kwanakumakhulu abasebenzisi, oko kuthetha ukuba ukhuseleko oluqinileyo aluyonto nje emnandi ukuba nayo; luyimfuneko.

Uqinisekiso

Uqinisekiso lukuqinisekisa ukuba ngubani ozama ukunxibelelana. Kwi-OLT, oku kugqitywa ngaphambi kokuba nayiphi na idatha iqale ukuhamba. I-OLT iqinisekisa yonke i-ONT okanye i-ONU, rhoqo ngokukhangela inombolo ye-serial eyahlukileyo, igama eligqithisiweyo, okanye i-LOID. Ukuba uyasilela kuvavanyo, akukho ngeniso.

Oku kubalulekile kuba ichweba elinye le-OLT linokuphatha amakhonkco ukuya kuthi ga kwi-128 ONUs. Kufuneka lazi ukuba ngubani ongubani, lize lahlule phakathi kwezixhobo zokwenyani kunye nabaqhathi. Iiphasiwedi eziqinileyo kunye nee-ID ezizodwa zinceda ukugcina abangeneleli bekhuselekile. Ii-OLT zilawula ukuqinisekiswa okuninzi ngaxeshanye, okunokuba nzima kwaye kuqinisekisa ukuba inethiwekhi ikhuselekile kubo bonke.

Ukubethela

Ukubethela yikona okukhusela idatha yakho xa ihanjiswa. I-OLT idibanisa ithrafikhi phakathi kwayo kunye ne-ONU nganye, ngoko ke ukuba umntu ucofa ifayibha, konke akubonayo yidatha engenamsebenzi. Oku kubaluleke kakhulu xa i-passive splitter ithumela isignali ephambili kubasebenzisi abaninzi.

Iindlela ezahlukeneyo ezifana ne-GPON Serial Number okanye igama eliyimfihlo le-PLOAM ziqinisekisa ukuba idatha iyimfihlo. Ukubethela akupheleli nje ekukhuselekeni; kukuqinisekisa ukuba akukho mntu uphazamisa idatha xa ifika kuwe. Kwiinethiwekhi zakho ezixineneyo ngakumbi ngolwazi oluyimfihlo, oku kuyaphula isivumelwano.

Ulawulo lokufikelela

Ulawulo lokufikelela kukukwazi ukuchaza imigaqo-nkqubo malunga nokuba ngubani onokwenza ntoni kwinethiwekhi. I-OLT yabela kwaye iqinisekisa iimvume ngokufanelekileyo, iqinisekisa ukuba abasebenzisi banokufikelela kwidatha yabo kuphela. Basebenzisana nolawulo olwahlukeneyo ukugcina ukhululekile kwaye ukhuselekile.

Izixhobo ezigunyazisiweyo kuphela ziyafikelela, kwaye i-OLT iqinisekisa ukuba akukho msebenzisi mnye onokuvala okanye atsale inethiwekhi yonke. Oku kubaluleke kakhulu kwiindawo ezinkulu apho ii-ONU ezivela kubathengisi abaninzi kufuneka zisebenzisane ngaphandle kweengxaki.

Ikamva leTekhnoloji ye-OLT

Imikhwa yethu ye-intanethi itshintsha ngokukhawuleza, uninzi lwethu lufuna isantya esikhawulezayo kunye nenkonzo engenamthungo yokusasaza nge-4K kunye ne-5G. Ii-terminals ze-Optical line (OLTs) zibalulekile kwiinethiwekhi ze-fiber broadband, kwaye ikamva lazo lixhomekeke kubuchule bazo bokuhambisana neemfuno zenethiwekhi ezivelayo. Izixhobo zethu ze-OLT kufuneka zikhawuleze, zibe nobuchule, kwaye zibe nokuguquguquka ngakumbi ukulawula olu tshintsho ngokufanelekileyo.

Izantya eziphezulu

Imfuno yeedrives zokukhuphela kunye nokulayisha ngokukhawuleza Abathengisi be-OLT ukwandisa isantya. Ngemigangatho emitsha efana ne-XG-PON kunye ne-XGS-PON, izixhobo ze-OLT zinokulawula uqhagamshelo lwe-multi-gigabit, ziqinisekisa ukuba i-fiber ihambelana nee-apps ezidlamkileyo, ukusuka kwiincoko zevidiyo ukuya kwimidlalo yelifu. Nge-Combo PON OLTs ezikwaziyo ukusebenzisa imigangatho emininzi ngaxeshanye, ababoneleli ngeenkonzo ze-intanethi banokujongana neemfuno ezikhoyo nezexesha elizayo kwisixhobo esinye. Ii-OLTs ezikhawulezayo kakhulu ziyimfihlo ye-broadband yesizukulwana esilandelayo kuyo yonke indawo.

Uxinano olunyukileyo

Uxinano oluphezulu luthetha ukuba isixhobo ngasinye se-OLT sisebenzela amakhaya okanye iiofisi ezininzi, nto leyo ibalulekileyo kwiindawo zasezidolophini apho indawo kunye nezixhobo zinqongophele khona. Ii-OLT zanamhlanje, ezixhotyiswe ngee-terminals zenethiwekhi ye-optical eziphambili, zibopha amazibuko amaninzi kwibhokisi encinci, oko kuthetha ukuba isixhobo esinye ngoku sisebenzela iindawo ezikufutshane. Oku kuphucula iindleko kunye nomtya ngamnye wefayibha, kuqinisekisa ukuba ii-OLT ezinoxinano oluphezulu zixhasa ulawulo olusebenzayo lwenethiwekhi kwiidolophu ezikhulayo kunye nezixeko ezinkulu.

Ukwenziwa kweNethiwekhi ibe yeyokwenyani

Ukwenziwa kwenethiwekhi ibe yeyokwenyani kuvumela izixhobo ze-OLT ukuba zisebenze njengezixhobo ezininzi ngaxeshanye. Nge-SDN kunye ne-NFV, abaqhubi benethiwekhi banokuhlanganisa iinkonzo kwisoftware, hayi kwi-hardware, nto leyo ephucula ukusebenza kakuhle kokusetyenziswa kwe-fiber broadband. Oku kukhokelela ekuphuculweni okukhawulezileyo kunye nokusetyenziswa okungcono kwezixhobo. Ngoku banako ukulungisa iinethiwekhi zomthengi ngamnye okanye usetyenziso, nto leyo ilungele izixeko ezikrelekrele kunye ne-IoT. Ii-OLT ezingokoqobo zinika amaqela enethiwekhi ulawulo olongezelelekileyo kunye nokuguquguquka.

Ukuhlanganiswa kwe-AI

I-AI kwizixhobo ze-OLT inkulu kakhulu. I-AI iyakwazi ukubona iingxaki ngaphambi kokuba zenze umonakalo kwiinethiwekhi ze-optical. Inokunceda ekusombululeni iingxaki nasekulungiseni iinethiwekhi ze-fiber broadband ngaphandle koncedo lomntu. Ukugcinwa kwangaphambili kuthetha ukungasebenzi kakuhle, okwenza ii-OLT ezisebenzisa i-AI zibe yimfuneko kulawulo lwenethiwekhi olusebenzayo njengoko iimfuno zomsebenzisi zitshintsha.

Isiphelo

Ii-OLT zisembindini weenethiwekhi zefayibha ezikhawulezayo. Zilawula ithrafikhi, zigcina unxibelelwano, kwaye zixhasa ubuchwepheshe bexesha elizayo. Ukusuka kwiindawo zasezidolophini ukuya kwiindawo zasemaphandleni, ii-OLT zisenza sikwazi ukuhlala siqhagamshelwe, sinemveliso, kwaye sibandakanyekile. Yonke inkqubela phambili inika isantya esikhawulezayo kunye nonxibelelwano oluthembekileyo. Umzekelo, iofisi exakekileyo inokusebenzisa iifowuni zevidiyo ezingenamthungo, ngelixa usapho lunokusasaza uthotho kwaye lubandakanyeke kwimidlalo ngaxeshanye. Ii-OLT zinceda ekukhuseleni iinethiwekhi kwimigilingwane eyingozi. Njengoko izixhobo ezintsha zisasazeka, ii-OLT ziya kuhlala zisembindini. Ukuze zihlale zisezindaweni, abantu banokufunda iindaba zobuchwepheshe, banxibelelane neengcali zenethiwekhi, okanye bahlole izikhokelo. Inkqubela yokwenyani yenziwa ngokwanda kwe-intshi ubude, ngoko qhubeka ubuza, ufundisa, kwaye usebenzisane nabantu abanomdla wonxibelelwano oluqinileyo nolukhuselekileyo.

Imibuzo ebuzwa qho

Yintoni i-Optical Line Terminal (OLT)?

Isiphelo sendlela yokukhanya (i-OLT) silawula ukuhamba kwedatha ukusuka kumboneleli weenkonzo ze-intanethi ukuya kubasebenzisi abaninzi ngokusebenzisa iinkonzo ze-fiber optic.

Isebenza njani i-OLT kwinethiwekhi yefayibha?

I-terminal yomgca we-optical, okanye isixhobo se-OLT, iguqulela imiqondiso yombane ukuya kwi-optical kwaye ihambisa idatha yababhalisi ngolawulo olusebenzayo lwenethiwekhi. Ithatha imiqondiso ye-optical kubasebenzisi kwaye iwaguqulele kwakhona kwimiqondiso yombane ukuze icutshungulwe.

Ziziphi imigangatho ephambili ye-OLTs?

Imigangatho ephambili ye-OLT, kuquka i-GPON kunye ne-EPON, ilawula indlela idatha edluliselwa ngayo kwiinethiwekhi ze-optical.

Kutheni i-OLT ibalulekile kwiinethiwekhi zefayibha?

Isixhobo se-OLT sibalulekile njengoko silawula kwaye sisasaza ithrafikhi yedatha, siqinisekisa ukuhanjiswa kwedatha ngesantya esiphezulu ngaphakathi kwenethiwekhi ye-fiber broadband ngelixa sigcina uzinzo lwenethiwekhi.

I-OLT inceda njani ukukhusela inethiwekhi?

Isixhobo se-OLT sinokuxhasa ukubethela kunye nolawulo lokufikelela, eziziimpawu ezibalulekileyo ezikhusela idatha yomsebenzisi kwinethiwekhi ye-optical.

Zeziphi iintlobo ze-OLT ezikhoyo?

Kukho izixhobo ze-OLT ezizimodular nezizimeleyo, apho ii-OLT ezizimodular zinokwandiswa ngokongeza amakhadi, ngelixa ii-OLT ezizimeleyo ziinkqubo zeeyunithi ezizinzileyo ezenzelwe iinethiwekhi ezincinci ze-optical.

Liyintoni ikamva letekhnoloji ye-OLT?

Ukujonga phambili, izixhobo ze-OLT zikulungele ukuba zikhawuleze, zikhuseleke ngakumbi, kwaye zilungelelane ngakumbi neenethiwekhi ze-optical zesizukulwana esilandelayo. Ezi zinto zintsha ziya kuphucula ukuhanjiswa kwedatha kunye namava omsebenzisi kwi-fiber broadband.