I-Huawei GPON OLT MA5683T Optical line terminal
I-SmartAX MA5683T ingumkhiqizo wokufinyelela optical ohlanganisiwe we-Gigabit Passive Optical Network (GPON).
Lolu chungechunge luhlanganisa i-Optical Line Terminal yokuqala embonini yokuhlanganisa i-Optical Line Terminal (OLT), ehlanganisa amakhono okuhlanganisa nokushintsha aphezulu kakhulu, isekela umthamo we-backplane we-3.2T, umthamo wokushintsha we-960G, amakheli e-MAC angu-512K, kanye nokufinyelela okuphezulu kwe-GE okungu-44-channel 10 noma amachweba e-GE angu-768.
Yehlisa izindleko ze-Operations and Maintenance (O&M) ngezinguqulo zesofthiwe zazo zonke izinhlobo ezintathu ezihambisana ngokugcwele namabhodi esevisi, futhi yehlisa inani lesitoko esidingekayo ezingxenyeni ezisele.
Izici Eziyinhloko • Inikeza umthamo omkhulu kakhulu wokushintshana kwe-convergence. Ngokukhethekile, idivayisi yochungechunge lwe-MA5600T isekela umthamo we-backplane ongu-1.5 Tbit/s, umthamo wokushintsha ongu-960 Gbit/s, kanye namakheli e-MAC angu-512,000. • Inikeza amakhono okuxhumana athembeke kakhulu futhi iqinisekisa ukusekela ngokulondoloza okushisayo kwe-OLT okubili, ukubekezelela izinhlekelele okukude, kanye nokuthuthukiswa kwesevisi ngaphandle kokuphazamiseka. •Isekela ukufinyelela kwezinsizakalo eziningi zangasese ze-E1, kanye nomsebenzi we-Native Time-Division Multiplexing (TDM) noma we-Circuit Emulation phezu kwe-Packet (CESoP)/Structure-Agnostic TDM phezu kwe-Packet (SAToP). •Isekela i-GPON, i-10G Passive Optical Network (PON), kanye ne-40G PON epulatifomu, okuvumela ukuvela okubushelelezi kanye nokufinyelela ukufinyelela kwe-bandwidth ephezulu. • Isebenzisa ama-chip akhethekile ukuze kulondolozwe amandla. Ngokukhethekile, ama-port angu-16 ebhodini le-GPON asebenzisa amandla angaphansi kuka-73 W.Ukuhlanganiswa kokuhlangana nokufinyelela
• Inikeza ikhono lokucascading elinobukhulu obukhulu kakhulu. Ngokukhethekile, idivayisi ye-MA5683T isekela izinsizakalo ze-GE ezingama-24 x 10GE noma ezingama-288, ngaphandle kokushintsha okwengeziwe kokuhlangana.Ukuthembeka okuphezulu
• Ihlinzeka ngemisebenzi ephelele yekhwalithi yesevisi (QoS) futhi isekela ukuphathwa kokuhlukaniswa kwethrafikhi, ukulawulwa kokubaluleka, kanye nokulawulwa kwe-bandwidth. Umsebenzi we-Hierarchical-Quality of Service (H-QoS) uhlangabezana nezidingo ezahlukahlukene zeSivumelwano Sezinga Lesevisi (SLA) samakhasimende ezentengiselwano.
• Ihlinzeka ngomklamo othembeke kakhulu kusukela ekuqaleni kuze kube sekupheleni (E2E), ovumela i-Bidirectional Forwarding Detection (BFD), i-Smart Link, ne-Link
Ukuvikelwa kokuphindaphinda kwe-Aggregation Control Protocol (LACP) kanye nokuvikelwa komugqa we-GPON uhlobo B/uhlobo C ohlangothini oluphezulu.Ukufinyelela kwezimo eziningi
• Isekela umsebenzi we-Emulated Local Area Network (ELAN) kanye ne-Virtual Local Area Network (VLAN)-based internal traffic exchange, okwanelisa izidingo zesicelo senethiwekhi yebhizinisi kanye neyomphakathi.
• Isekela ukufinyelela okungahlangani kwabasebenzisi bethelevishini ye-Internet Protocol (IPTV). I-subrack eyodwa isekela abasebenzisi be-multicast abangu-8,000 kanye neziteshi ze-multicast ezingu-4,000.Ukuvela okubushelelezi
• Isekela ama-IPv4/IPv6 dual stacks kanye ne-IPv6 multicast, okuvumela ukuvela okubushelelezi kusuka ku-IPv4 kuya ku-IPv6.Ukonga amandla
• Isekela ukucima ngokuzenzakalelayo kwebhodi elingasebenzi kanye nokulungiswa kwesivinini somoya okuhlakaniphile, kunciphisa ngempumelelo ukusetshenziswa kwamandla kwebhodi elingasebenzi.
Amandla okufinyelela e-GPON/EPON ahlanganisiwe anamandla 1. Amandla okufinyelela e-EPON Ukwakhiwa kwe-point to multi-point (P2MP) kusetshenziselwa ukusekela i-passive optical ukudluliswa nge-Ethernet. Amanani alinganayo aphezulu naphansi angu-1.25 Gbit/s asekelwa ukuhlinzeka ngezinsizakalo ze-broadband ezisheshayo, ezihlangabezana nomkhawulokudonsa izidingo zabasebenzisi bokufinyelela. Esiqondisweni esingezansi, i-bandwidth yabelwe abasebenzisi abahlukene ku-encrypted Imodi yokusakaza. Esiqondisweni esingaphezulu, i-time division multiplex(TDM) isetshenziswa ukwabelana nge-bandwidth. Uchungechunge lwe-MA5683T lusekela ukwabiwa kwe-bandwidth enamandla (i-DBA) ngobuningi obungu-64 kbit/s. Ngakho-ke, i-bandwidth yabasebenzisi be-terminal ye-ONT ingabiwa ngokuguquguqukayo ngokusekelwe ezidingweni zomsebenzisi. Uhlelo lwe-EPON lusebenzisa ubuchwepheshe bokudlulisa i-optical obungasebenzi, kanti i-optical splitter isebenzisa imodi ye-P2MP futhi isekela isilinganiso sokuhlukaniswa esingu-1:64. Ibanga lokudluliselwa elisekelwayo lifinyelela kumakhilomitha angama-20. Ubuchwepheshe bokuhlela kungaba ukuhlela ukuhlela, ukuhlela okuzenzakalelayo, noma ukuhlela kokuqala. Amandla okufinyelela kwe-GPON Izinga eliphezulu liyasekelwa. Izinga eliphansi lifinyelela ku-2.488 Gbit/s kanti izinga eliphezulu lifinyelela ku-1.244 Gbit/s. Ibanga elide liyasekelwa. Ibanga eliphezulu kakhulu lokudlulisela ngokomzimba le-ONT lingamakhilomitha angama-60. Ibanga elingokoqobo phakathi kwe-ONT ekude kakhulu ne-ONT eseduze lingafika kumakhilomitha angama-20. Isilinganiso sokwehlukana okuphezulu siyasekelwa. Ibhodi lokufinyelela le-GPON elinamachweba angu-8 lisekela isilinganiso sokwehlukana esingu-1:128, okwandisa amandla futhi konge izinsiza ze-optical fiber. Ubuningi obuphezulu busekelwa. Uchungechunge lwe-MA5683T lunikeza ukufinyelela kwe-GPON enamachweba angu-8 noma angu-4 ibhodi ukuze kwandiswe umthamo wohlelo. Umsebenzi we-H-QoS (ikhwalithi yesevisi ehlelekile) uyasekelwa ukuze kuhlangatshezwane ne-SLA izidingo zamakhasimende ahlukahlukene ezentengiselwano. Amandla e-QoS anamandla Uchungechunge lwe-MA5683T lunikeza izixazululo ezilandelayo ezinamandla ze-QoS ukuze kube lula ukuphathwa kwezinsizakalo ezahlukahlukene: Isekela ukulawulwa kokubaluleka (ngokusekelwe echwebeni, ikheli le-MAC, ikheli le-IP, i-TCP port ID, noma i-UDP port ID), ukumepha kokubaluleka kanye nokuguqulwa okusekelwe ensimini ye-ToS kanye ne-802.1p, kanye nezinsizakalo ezihlukanisiwe ze-DSCP. Isekela ukulawulwa komkhawulokudonsa (ngokusekelwe ku-port, ikheli le-MAC, ikheli le-IP, i-TCP port ID, noma I-ID yephothi ye-UDP) enobuncane bokulawula obungu-64 kbit/s. Isekela izindlela ezintathu zokuhlela umugqa: umugqa obalulekile (PQ), i-robin eyindilinga enesisindo (WRR), kanye ne-PQ+WRR. Isekela i-HQoS, eqinisekisa ububanzi be-multi-service kubasebenzisi abaningi: Izinga lokuqala liqinisekisa ububanzi be-bandwidth yomsebenzisi, kanti izinga lesibili liqinisekisa ububanzi be-bandwidth yesevisi ngayinye yomsebenzisi ngamunye. Lokhu kuqinisekisa ukuthi ububanzi be-bandwidth obuqinisekisiwe bunikezwa ngokuphelele futhi ububanzi be-bandwidth bunikezwa ngokulinganayo. Izinyathelo eziphelele zokuqinisekisa ukuphepha Uchungechunge lwe-MA5683T luhlangabezana nezidingo zokuphepha zezinsizakalo zokuxhumana, lusebenzisa ngokugcwele izinqubo zokuphepha, futhi luqinisekisa ngokugcwele ukuphepha kohlelo nomsebenzisi. 1. Isilinganiso sokuphepha kwesistimu Ukuvikelwa ekuhlaselweni yi-DoS (ukunqatshelwa kwenkonzo) Ukuhlunga ikheli le-MAC (ukulawula ukufinyelela kwemidiya) Ukuhlasela kwephakethe le-Anti-ICMP/IP Ukuhlunga umzila wekheli lomthombo Uhlu Olumnyama 2. Isilinganiso sokuphepha komsebenzisi Inketho 82 ye-DHCP (Dynamic Host Configuration Protocol) yokuthuthukisa ukuphepha kwe-DHCP Ukubopha phakathi kwamakheli e-MAC/IP nama-port Ukuphanga kwe-Anti-MAC kanye nokuphanga kwe-IP Ukuqinisekiswa okusekelwe enombolweni ye-serial (SN) kanye nephasiwedi ye-ONU/ONT Ukubethela okuphindwe kathathu Ukudluliswa kokusakaza okubethelwe ohlangothini olungezansi lwe-GPON kubasebenzisi abahlukene, njenge-AES (izinga lokubethela elithuthukisiwe) ukubethela okungu-128-bit Uhlobo lwe-GPON B OLT oluphindwe kabili Isixhumanisi esihlakaniphile kanye nesixhumanisi sokuqapha senethiwekhi eneziteshi ezimbili eziphezulu I-topology yenethiwekhi eguquguqukayo Njengeplatifomu yokufinyelela enezinsizakalo eziningi, uchungechunge lwe-MA5683T lusekela izindlela zokufinyelela eziningi kanye nezinhlobo eziningi zenethiwekhi ukuze kuhlangatshezwane nezidingo zezinhlobo zenethiwekhi zabasebenzisi ezindaweni ezahlukene. imvelo kanye nezinsizakalo. Umklamo wokuthembeka wekilasi lenkampani yenethiwekhi Ukuthembeka kohlelo kochungechunge lwe-MA5683T kuyacatshangelwa ohlelweni, ihadiwe, kanye nemiklamo yesofthiwe ukuqinisekisa ukuthi idivayisi isebenza ngendlela evamile. Uchungechunge lwe-MA5683T: Inikeza imisebenzi yokuvikela umbani kanye nokulwa nokuphazamiseka. Isekela isexwayiso sangaphambi kwephutha kumayunithi aphelele (asetshenzisiwe) nezingxenye, njengefeni, ugesi, kanye nebhethri. Ukuvikelwa okungu-1+1 (uhlobo B) kwephothi ye-PON kanye nokushintsha kokuvikelwa kwensizakalo yezinga lama-50 ms kwefayibha ye-optical yomgogodla kuyasekelwa. Isekela ukuthuthukiswa kwangaphakathi kwesevisi. Isekela ukutholwa kwezinga lokushisa eliphezulu ukuqinisekisa ukuphepha kohlelo. Imisebenzi yokubuza izinga lokushisa lebhodi, ukusetha umkhawulo wokushisa, kanye nokuvala izinga lokushisa eliphezulu iyasekelwa. Isebenzisa isipele sokuphindaphinda esingu-1+1 sebhodi lokulawula kanye nebhodi lesixhumi esibonakalayo esingaphezulu. Isekela ukushintshwa okushisayo kwawo wonke amabhodi esevisi kanye namabhodi okulawula. Inikeza isekethe yokuqalisa ethambile, isekethe yokuvikela, isivikelo somkhawulo wamanje, kanye nesivikelo sesekethe esifushane amandla okufaka amabhodi angaphansi komhlaba ukuvikela amabhodi ekushayweni kombani kanye nokuqhuma. Isekela i-GPON type B/type C OLT dual homing. Isekela isixhumanisi esihlakaniphile kanye nesixhumanisi sokuqapha senethiwekhi eneziteshi ezimbili eziphezulu. Imininingwane Yobuchwepheshe Ukusebenza kwesistimu Umthamo we-backplane: 3.2 Tbit/s; umthamo wokushintsha: 960 Gbit/s; Umthamo wekheli le-MAC: 512K Isendlalelo 2/Isendlalelo 3 izinga lokudlulisela phambili Imodi yokuvumelanisa iwashi le-BITS/E1/STM-1/Ethernet kanye nemodi yokuvumelanisa iwashi le-IEEE 1588v2 Ibhodi lokufinyelela le-EPON Yamukela ukwakheka kwebhodi elinobukhulu obuphezulu elinamachweba amane noma amachweba ayisishiyagalombili. Isekela i-SFP pluggable optical module (i-PX20/PX20+ power module iyathandwa). Isekela isilinganiso esiphezulu sokuhlukaniswa esingu-1:64. Inikeza ikhono lokucubungula imifudlana engu-8 k. Isekela ukutholwa kwamandla okukhanya. Yamukela ubuchwepheshe obuhlukile bokucubungula ithrafikhi ukuze ihlangabezane nesidingo sokucubungula ama-VLAN ahlukahlukene. Ibhodi lokufinyelela le-GPON Yamukela ukwakheka kwebhodi le-GPON elinamachweba ayi-8 aqinile. Isekela i-SFP pluggable optical module (i-class B/class B+/class C+ power module iyi- okuthandwayo). Isekela amachweba e-GEM angu-4 k kanye nama-T-CONT angu-1 k. Isekela isilinganiso esiphezulu sokuhlukaniswa esingu-1:128. Isekela ukutholwa nokuhlukaniswa kwe-ONT esebenza kwimodi eqhubekayo. Isekela imodi yokusebenza ye-DBA eguquguqukayo, kanye nokusebenza kahle kokubambezeleka okuphansi noma okuphezulu kwe-bandwidth imodi. Ibhodi yokufinyelela ye-100M Ethernet P2P Isekela ama-port angu-48 e-FE kanye ne-SFP pluggable optical module ebhodini ngalinye. Isekela imoduli ye-optical ye-single-fiber bidirectional. Isekela i-ejenti yokudlulisa yenketho ye-DHCP engu-82 kanye ne-ejenti yokudlulisa ye-PPPoE. Isekela i-Ethernet OAM. Ubukhulu be-Subrack (Ububanzi x Ukujula x Ukuphakama) I-subrack ye-MA5683T: 442 mm x 283.2 mm x 263.9 mm Indawo yokugijima Izinga lokushisa elisebenzayo: -25°C kuya ku-+55°C Okokufaka amandla –48 VDC kanye namachweba okufaka amandla amabili (asekelwayo) Ibanga le-voltage yokusebenza: –38.4 V kuya ku-72 V
Imininingwane
Ubukhulu (Ububanzi x Ububanzi x Ububanzi) 263 mm x 442 mm x 283.2 mm Indawo Yokusebenza –40°C kuya ku-+65°C
5% RH kuya ku-95% RH Amandla –48V DC okokufaka amandla
Ukuvikelwa kokunikezwa kwamandla amabili
Ibanga le-voltage yokusebenza eliqala ku--38.4V kuya ku--72V Ukushintsha Amandla — Ibhasi Lasemuva 1.5 Tbit/s Ukushintsha Amandla — Ibhodi Yokulawula 960 Gbit/s Umthamo Wokufinyelela 24 x 10G GPON
96 x GPON
288 x GE Uhlobo lwembobo
Ukusebenza Kwesistimu
