Isiphelo somgca we-Huawei GPON OLT MA5683T Optical
I-SmartAX MA5683T yimveliso yokufikelela okubonakalayo edityanisiweyo yeGigabit Passive Optical Network (GPON).
Olu luhlu luquka i-Optical Line Terminal yokuqala yokudibanisa i-Optical Line Terminal (OLT) kushishino, edibanisa amandla okuhlanganisa nokutshintsha amanqanaba aphezulu kakhulu, exhasa umthamo we-backplane we-3.2T, umthamo wokutshintsha we-960G, iidilesi ze-512K MAC, kunye nokufikelela okuphezulu kwe-44-channel 10 GE okanye ii-port ze-768 GE.
Inciphisa iindleko zeMisebenzi kunye noLondolozo (O&M) ngeenguqulelo zesoftware zazo zonke iimodeli ezintathu ezihambelana ngokupheleleyo neebhodi zenkonzo, kwaye inciphisa ubungakanani besitokhwe esifunekayo kwiindawo ezingasetyenziswayo.
Ezona mpawu • Ibonelela ngomthamo omkhulu kakhulu wokutshintsha i-convergence. Ngokukodwa, isixhobo sochungechunge lwe-MA5600T sixhasa umthamo we-backplane we-1.5 Tbit/s, umthamo wokutshintsha we-960 Gbit/s, kunye needilesi ze-MAC ezingama-512,000. • Ibonelela ngezakhono zokunxibelelana ezithembekileyo kakhulu kwaye iqinisekisa ukugcinwa kwe-dual-OLT hot backup, ukunyamezela iintlekele ezikude, kunye nokuphuculwa kweenkonzo ngaphandle kokuphazamiseka. •Ixhasa ukufikelela kwiinkonzo ezininzi zabucala ze-E1, kunye ne-Native Time-Division Multiplexing (TDM) okanye iiNkonzo ze-Circuit Emulation over Packet (CESoP)/Structure-Agnostic TDM over Packet (SAToP). •Ixhasa i-GPON, i-10G Passive Optical Network (PON), kunye ne-40G PON kwiqonga, nto leyo evumela uphuhliso oluthambileyo kunye nokufikelela kwi-ultra-bandwidth access. • Isebenzisa iitships ezikhethekileyo ukugcina umbane. Ngokukodwa, iiports ezili-16 kwibhodi ye-GPON zisebenzisa ngaphantsi kwe-73 W yamandla.Ukudibana kunye nokuhlanganiswa kokufikelela
• Ibonelela ngamandla okucoca ngobuninzi obuphezulu. Ngokukodwa, isixhobo se-MA5683T sixhasa ubuninzi beenkonzo ze-GE ezingama-24 x 10GE okanye ezingama-288, ngaphandle kotshintsho olongezelelweyo lokudibanisa.Ukuthembeka okuphezulu
• Ibonelela ngemisebenzi ebanzi yoMgangatho weNkonzo (QoS) kwaye ixhasa ulawulo lokuhlelwa kwezithuthi, ulawulo lwezinto eziza kuqala, kunye nolawulo lwe-bandwidth. Umsebenzi we-Hierarchical-Quality of Service (H-QoS) uhlangabezana neemfuno ezahlukeneyo zeSivumelwano seNqanaba leNkonzo (SLA) zabathengi borhwebo.
• Ibonelela ngoyilo oluthembekileyo kakhulu oluvela ekupheleni ukuya ekupheleni (E2E), oluvumela ukuFumaneka kweBidirectional Forwarding Detection (BFD), iSmart Link, iLink
Ukhuseleko lokuphindaphindeka kwe-Aggregation Control Protocol (LACP) kunye nokhuseleko lomgca we-GPON type B/type C kwicala elingasentla.Ukufikelela kwiimeko ezininzi
• Ixhasa umsebenzi we-Emulated Local Area Network (ELAN) kunye ne-Virtual Local Area Network (VLAN)-based internal traffic exchange, eyanelisa iimfuno zesicelo senethiwekhi yeshishini kunye noluntu.
• Ixhasa ukufikelela okungadibaniyo kwabasebenzisi be-Internet Protocol TV (IPTV). I-subrack enye ixhasa abasebenzisi be-multicast abayi-8,000 kunye neetshaneli ze-multicast eziyi-4,000.Uphuhliso oluthambileyo
• Ixhasa ii-IPv4/IPv6 dual stacks kunye ne-IPv6 multicast, nto leyo evumela ukuguquka okugudileyo ukusuka kwi-IPv4 ukuya kwi-IPv6.Ukonga amandla
• Ixhasa ukucima ngokuzenzekelayo kwebhodi engasebenziyo kunye nokulungiswa kwesantya sefeni okukrelekrele, okunciphisa ngokufanelekileyo ukusetyenziswa kwamandla kwebhodi engasebenziyo.
Amandla okufikelela kwi-GPON/EPON ahlanganisiweyo anamandla 1. Ukufikelela kwi-EPON Uyilo lwe-point to multi-point (P2MP) lusetyenziselwa ukuxhasa i-passive optical uthumelo nge-Ethernet. Amanqanaba alinganayo aphezulu nasezantsi e-1.25 Gbit/s ayaxhaswa ukubonelela ngeenkonzo ze-broadband ezikhawulezayo, ezihlangabezana ne-bandwidth iimfuno zabasebenzisi bokufikelela. Kwicala elisezantsi, i-bandwidth yabelwana ngayo ngabasebenzisi abahlukeneyo kwi-encrypted imo yokusasaza. Kwicala elingaphezulu, i-time division multiplex(TDM) isetyenziselwa ukwabelana nge-bandwidth. Uthotho lwe-MA5683T luxhasa ukwabiwa kwe-bandwidth eguquguqukayo (i-DBA) nge-granularity ye-64 kbit/s. Ke ngoko, i-bandwidth yabasebenzisi be-terminal ye-ONT inokwabiwa ngokuguquguqukayo ngokusekelwe kwiimfuno zomsebenzisi. Inkqubo ye-EPON isebenzisa iteknoloji yokudlulisa i-optical engasebenzisi mandla, kwaye i-optical splitter isebenzisa imo ye-P2MP kwaye ixhasa umlinganiselo wokwahlukana we-1:64. Umgama wokudluliselwa oxhaswayo ufikelela kwi-20 km. Itekhnoloji yokwahlulahlula inokuba kukuhlela uluhlu, ukuhlela ngokuzenzekelayo, okanye ukuhlela kokuqala. Ukufikelela kwi-GPON Isantya esiphezulu siyaxhaswa. Isantya esisezantsi sifikelela kwi-2.488 Gbit/s kwaye isantya esiphezulu sifikelela kwi-1.244 Gbit/s. Umgama omde uyaxhaswa. Umgama ophezulu wokudluliselwa kwamandla e-ONT yi-60 km. Umgama ophakathi kwe-ONT ekude kunye ne-ONT ekufutshane ungafikelela kwi-20 km. Umlinganiselo wokwahlulwa okuphezulu uyaxhaswa. Ibhodi yokufikelela ye-GPON enamachweba asi-8 ixhasa umlinganiselo wokwahlulwa we-1:128, nto leyo eyandisa amandla kwaye igcine izixhobo zefayibha ye-optical. Uxinano oluphezulu luxhaswa. Uthotho lwe-MA5683T lubonelela ngokufikelela kwi-GPON enezikhuku ezisi-8 okanye ezinezikhuku ezi-4 ibhodi yokwandisa amandla enkqubo. Umsebenzi we-H-QoS (umgangatho wenkonzo ohambelanayo) uyaxhaswa ukuze uhlangabezane ne-SLA iimfuno zabathengi abahlukeneyo bezorhwebo. Amandla eQoS anamandla Uthotho lwe-MA5683T lubonelela ngezisombululo ze-QoS ezinamandla ezilandelayo ukuze kube lula ulawulo lweenkonzo ezahlukeneyo: Ixhasa ulawulo lwezinto eziphambili (ngokusekwe kwizibuko, idilesi ye-MAC, idilesi ye-IP, i-TCP port ID, okanye i-UDP port ID), imephu yezinto eziphambili kunye nokuguqulwa okusekwe kwicandelo le-ToS kunye ne-802.1p, kunye neenkonzo ezahlulwe ngokwe-DSCP. Ixhasa ulawulo lwe-bandwidth (ngokusekwe kwizibuko, idilesi ye-MAC, idilesi ye-IP, i-TCP port ID, okanye I-ID yezibuko le-UDP) enobuncinci bolawulo be-64 kbit/s. Ixhasa iindlela ezintathu zokuhlela imigca: imigca ephambili (PQ), i-robin ejikelezileyo enesisindo (WRR), kunye ne-PQ+WRR. Ixhasa i-HQoS, eqinisekisa i-bandwidth yeenkonzo ezininzi kubasebenzisi abaninzi: Inqanaba lokuqala liqinisekisa i-bandwidth yomsebenzisi, kwaye inqanaba lesibini liqinisekisa i-bandwidth yenkonzo nganye yomsebenzisi ngamnye. Oku kuqinisekisa ukuba i-bandwidth eqinisekisiweyo yabelwe ngokupheleleyo kwaye i-bandwidth eqhumayo yabelwe ngokufanelekileyo. Amanyathelo okuqinisekisa ukhuseleko ngokubanzi Uthotho lwe-MA5683T luhlangabezana neemfuno zokhuseleko lweenkonzo zonxibelelwano, lusebenzisa ngokupheleleyo imigaqo yokhuseleko, kwaye luqinisekisa ngokupheleleyo ukhuseleko lwenkqubo kunye nomsebenzisi. 1. Indlela yokhuseleko lwenkqubo Ukukhuselwa kuhlaselo lwe-DoS (ukungavunyelwa kwenkonzo) Ukucoca idilesi ye-MAC (ulawulo lokufikelela kwimidiya) Uhlaselo lwepakethi ye-Anti-ICMP/IP Ukucoca idilesi yomthombo Uluhlu oluMnyama 2. Indlela yokhuseleko lomsebenzisi Ukhetho lwe-DHCP (Dynamic Host Configuration Protocol) 82 lokuphucula ukhuseleko lwe-DHCP Ukudibanisa phakathi kweedilesi ze-MAC/IP kunye neeports Ukuphanga i-Anti-MAC kunye nokuphanga i-IP Ukuqinisekiswa okusekelwe kwinombolo yeserial (SN) kunye negama lokugqitha le-ONU/ONT Ukubethela okuphindwe kathathu Ukusasazwa okufihliweyo kwicala elisezantsi le-GPON kubasebenzisi abahlukeneyo, njenge-AES (umgangatho wokubethela ophucukileyo) ukubethela kwe-128-bit Uhlobo lwe-GPON B OLT dual homing Ikhonkco elikrelekrele kunye nekhonkco lokujonga inethiwekhi eneendlela ezimbini eziphezulu I-topology yenethiwekhi eguquguqukayo Njengeqonga lokufikelela kwiinkonzo ezininzi, uthotho lwe-MA5683T luxhasa iindlela ezininzi zokufikelela kunye neetopoloji ezininzi zenethiwekhi ukuhlangabezana neemfuno zetopoloji yenethiwekhi yabasebenzisi kwiindawo ezahlukeneyo. okusingqongileyo kunye neenkonzo. Uyilo lokuthembeka kweklasi yenkampani Ukuthembeka kwenkqubo koluhlu lwe-MA5683T kuthathelwa ingqalelo kwinkqubo, izixhobo zekhompyutha, kunye noyilo lwesoftware ukuqinisekisa ukuba isixhobo sisebenza kwimeko eqhelekileyo. Uthotho lwe-MA5683T: Inika imisebenzi yokumelana nombane kunye nokuchasana nokuphazamiseka. Ixhasa isilumkiso sangaphambi kokuba kubekho iimpazamo kwiiyunithi ezipheleleyo (ezisetyenzisiweyo) kunye neenxalenye, ezifana nefeni, umbane, kunye nebhetri. Ukhuseleko lwe-1+1 (uhlobo B) lwe-PON port kunye ne-50 ms level service protection switchover ye-backbone optical fiber ziyaxhaswa. Ixhasa ukuphuculwa kwenkonzo. Ixhasa ukufunyanwa kobushushu obuphezulu ukuqinisekisa ukhuseleko lwenkqubo. Imisebenzi yokubuza ubushushu bebhodi, ukuseta umda wobushushu, kunye nokuvala ubushushu obuphezulu iyaxhaswa. Isebenzisa i-backup ye-1+1 yokusetyenziswa kwakhona kwebhodi yokulawula kunye nebhodi ye-interface ephezulu. Ixhasa ukutshintshiselana okushushu kuzo zonke iibhodi zenkonzo kunye neebhodi zolawulo. Ibonelela ngesekethe yokuqalisa ethambileyo, isekethe yokukhusela, ukhuseleko olunomda wangoku, kunye nokhuseleko lwesekethe emfutshane ukuze kufakwe amandla eebhodi ezikwi-subrack ukukhusela iibhodi ekubethweni ngumbane kunye nokugaleleka. Ixhasa uhlobo lwe-GPON B/uhlobo lwe-C OLT dual homing. Ixhasa ikhonkco elikrelekrele kunye nekhonkco lokujonga inethiwekhi eneendlela ezimbini eziphezulu. Iinkcukacha zobugcisa Ukusebenza kwenkqubo Umthamo we-backplane: 3.2 Tbit/s; umthamo wokutshintsha: 960 Gbit/s; Umthamo wedilesi ye-MAC: 512K Umaleko 2/Umaleko 3 isantya sokudlulisela phambili Imo yokuvumelanisa iwotshi yeBITS/E1/STM-1/Ethernet kunye nemo yokuvumelanisa iwotshi ye-IEEE 1588v2 Ibhodi yokufikelela ye-EPON Yamkela uyilo lwebhodi enoxinano oluphezulu olunezikhuku ezi-4 okanye ezi-8. Ixhasa i-SFP pluggable optical module (i-PX20/PX20+ power module iyathandwa). Ixhasa umlinganiselo wokwahlulahlula ophezulu we-1:64. Inika amandla okucubungula imijelo ye-8 k. Ixhasa ukufunyanwa kwamandla okukhanya. Yamkela iteknoloji yokulungisa ithrafikhi ekhethekileyo ukuhlangabezana neemfuno zokucubungula ii-VLAN ezahlukeneyo. Ibhodi yokufikelela ye-GPON Yamkela uyilo lwebhodi ye-GPON enezikhusi ezi-8 ezinoxinano oluphezulu. Ixhasa i-SFP pluggable optical module (i-class B/class B+/class C+ power module iyasebenza ekhethwayo). Ixhasa iiports ze-GEM eziyi-4 k kunye nee-T-CONT eziyi-1 k. Ixhasa umlinganiselo wokwahlulahlula ophezulu we-1:128. Ixhasa ukufunyanwa kunye nokwahlulwa kwe-ONT esebenza kwimo eqhubekayo. Ixhasa imo yokusebenza ye-DBA eguquguqukayo, kunye nokusebenza kakuhle kokulibaziseka okuphantsi okanye okuphezulu kwe-bandwidth imo. Ibhodi yokufikelela ye-100M Ethernet P2P Ixhasa ii-FE ports ezingama-48 kunye ne-SFP pluggable optical module kwibhodi nganye. Ixhasa imodyuli ye-optical ye-single-fiber bidirectional. Ixhasa iarhente yokudlulisa umbane ye-DHCP option 82 kunye nearhente yokudlulisa umbane ye-PPPoE. Ixhasa i-Ethernet OAM. Ubukhulu beSubrack (Ububanzi x Ubunzulu x Ubude) I-subrack ye-MA5683T: 442 mm x 283.2 mm x 263.9 mm Indawo yokubaleka Ubushushu obusebenzayo: -25°C ukuya ku +55°C Igalelo lamandla –48 VDC kunye neeports zokufaka amandla amabini (ezixhaswayo) Uluhlu lwevolthi yokusebenza: –38.4 V ukuya ku –72 V
Iinkcukacha
Ubukhulu (U x Ububanzi x Ububanzi) 263 mm x 442 mm x 283.2 mm Indawo yokusebenza –40°C ukuya ku +65°C
5% RH ukuya kwi-95% RH Amandla –48V DC igalelo lombane
Ukhuseleko lombane oluphindwe kabini
Uluhlu lwevolthi yokusebenza ukusuka –38.4V ukuya ku –72V Ukutshintsha Umthamo — Ibhasi yeBackplane 1.5 Tbit/s Ukutshintsha Amandla — Ibhodi yoLawulo 960 Gbit/s Ubungakanani bokufikelela 24 x 10G GPON
96 x GPON
288 x GE Uhlobo lwezibuko
Ukusebenza kwenkqubo
