Umthengisi wePakethi yeNethiwekhi yeMylinking™ (NPB) ML-NPB-4810L
48*10GE SFP+, Ubuninzi be-480Gbps
I-Mylingking™ ML-NPB-4810L Network Packet Broker (NPB) isekelwe kwi-chip yasekhaya, yonke inkqubo yokuBamba iDatha, uLawulo lweShedyuli oluManyeneyo lweDatha, ukuCwangcisa kwangaphambili kunye nokuSasazwa kwakhona kweemveliso ezipheleleyo. Inokwenza ukuqokelelwa kunye nokwamkelwa kwedatha yekhonkco kwiindawo ezahlukeneyo zenethiwekhi kunye neendawo ezahlukeneyo zokuhambisa utshintshiselwano. Ngokusebenzisa injini yohlalutyo lwedatha olusebenza kakuhle kunye nokucubungula eyakhelwe ngaphakathi yesixhobo, idatha yokuqala ebanjiweyo ichongiwe ngokuchanekileyo, ihlalutywe, ishwankathelwe ngokwezibalo kwaye ibhalwe ilebhile, kwaye idatha yokuqala isasazwa kwaye ikhutshwe. Ukongeza, dibana nazo zonke iintlobo zezixhobo zohlalutyo kunye nokubeka iliso kwiDatha yokuMinwa, uHlalutyo lweProtocol, uHlalutyo lweSignaling, uHlalutyo loKhuseleko, uLawulo loMngcipheko kunye nezinye iindlela ezifunekayo.
1-Izimvo ngokubanzi
● Isixhobo esipheleleyo sokuBamba iDatha (48*1/10GE SFP+ Slots)
● Isixhobo esipheleleyo soLawulo lokuCwangcisa iDatha (i-48*1GE/10GE duplex Rx/Tx processing)
● Isixhobo esipheleleyo sokucwangcisa nokusasaza kwakhona (i-bandwidth ye-bidirectional 480Gbps)
● Ukuxhaswa kokuqokelelwa kunye nokwamkelwa kwedatha yekhonkco kwiindawo ezahlukeneyo zenethiwekhi
● Ukuqokelela kunye nokwamkela idatha yekhonkco evela kwiindawo ezahlukeneyo zokuhambisa iswitshi
● Iphakheji eluhlaza exhaswayo eqokelelweyo, ichongiwe, ihlalutywe, ishwankathelwe ngokweenkcukacha-manani kwaye iphawulwe
● Ixhaswa ukuze kufezekiswe upakisho olungaphezulu olungafanelekanga lokudluliselwa kwetrafikhi ye-Ethernet, ixhaswa zonke iintlobo zeeprotocol zokupakisha ze-Ethernet, kunye ne-802.1q/q-in-q, IPX/SPX, MPLS, PPPO, ISL, GRE, PPTP njl. njl.
● Ixhasa imveliso yepakethi eluhlaza yokubeka esweni izixhobo zeBigData Analysis, Protocol Analysis, Signaling Analysis, Security Analysis, Risk Management kunye nezinye iitrafikhi ezifunekayo.
● Uhlalutyo lokubanjwa kweepakethi oluxhaswayo ngexesha langempela, ukuchongwa komthombo wedatha
Izakhono ezi-2 zoBuchule bokuCwangcisa iiTrafikhi
I-CPU ye-Chinese Chip Plus Multicore ecocekileyo
Izakhono zokucubungula ithrafikhi ezikrelekrele ze-480Gbps
Ukubanjwa kwedatha ye-1GE/10GE
Ukucubungula i-Rx/Tx kwi-48*1GE/10GE SFP+ iiports, ukuya kuthi ga kwi-480Gbps Traffic Data Transceiver ngaxeshanye, ukuze kuthathwe idatha kwinethiwekhi, kulula ukuqhubekeka ngaphambi kokuba ifumaneke.
Ukuphindaphinda kwedatha
Ipakethi iphindaphindwe ukusuka kwizibuko eli-1 ukuya kwiizibuko ezininzi ze-N, okanye iizibuko ezininzi ze-N zihlanganisiwe, emva koko ziphindaphindwe kwiizibuko ezininzi ze-M
Ukuhlanganiswa kwedatha
Ipakethi iphindaphindwe ukusuka kwizibuko eli-1 ukuya kwiizibuko ezininzi ze-N, okanye iizibuko ezininzi ze-N zihlanganisiwe, emva koko ziphindaphindwe kwiizibuko ezininzi ze-M
Ukusasazwa kwedatha
Uhlele ngokuchanekileyo i-metadata engenayo waza walahla okanye wathumela iinkonzo ezahlukeneyo zedatha kwiziphumo ezininzi ze-interface ngokwe-white list, i-blacklist okanye imithetho echazwe kwangaphambili ngumsebenzisi.
Ukucoca Idatha
Umjelo wedatha engenayo ungasuswa okanye udluliselwe ngokusebenzisa imithetho yoluhlu olumhlophe okanye uluhlu olumnyama ngokweempawu zepakethi. Inkxaso isekelwe kwizibuko lokufaka, idilesi ye-MAC yomthombo/indawo oya kuyo, i-VLAN ID, intsimi yohlobo lwe-Ethernet, ubude bepakethi okanye uluhlu lobude, uhlobo lweprotocol yomaleko wesi-3, umthombo/indawo oya kuyo idilesi ye-IP okanye icandelo ledilesi (umaleko wangaphandle), idilesi ye-IP okanye icandelo ledilesi (umaleko wangaphakathi we-tunnel efana ne-GRE/VxLAN), i-TCP/UDP Source/indawo oya kuyo izibuko okanye uluhlu lwezibuko, ilebhile ye-IP fragment, ilebhile yokuhamba kwe-IPv6, ikhowudi yesiginitsha eyenziwe ngokwezifiso (UDB) kunye nezinye iindawo zithathwa njengezihlangabezana neemfuno zokusasazwa koqwalaselo lokhuseleko lwenethiwekhi ezahlukeneyo, uhlalutyo lokhuseleko, uhlalutyo lweshishini, uhlalutyo lokusebenza nokugcinwa kunye nezinye iimeko zokujonga ithrafikhi.
Ibhalansi yoMthwalo
Ngokweenkcukacha ze-MAC, ulwazi lwe-IP, inombolo yezibuko, iprotokholi kunye nezinye iimpawu zomaleko we-L2-L7 kwifreyimu, i-Hash algorithm kunye ne-algorithm yokwahlula-hlula ubunzima ngokusekelwe kwiseshoni zisetyenzisiwe ukuqinisekisa ukuthembeka kweseshoni yomjelo wedatha ofunyenwe sisixhobo sokumamela i-bypass, kwaye amalungu eqela lezibuko lokukhupha umthwalo anokuphuma ngokulula (qhagamshela DOWN) okanye ajoyine (qhagamshela PHEZULU) xa imeko yekhonkco itshintsha. Iqela lokutshintsha lisasaza ngokuzenzekelayo izithuthi ukuqinisekisa ibhalansi yomthwalo oguqukayo wezithuthi zokukhupha izibuko.
● Ixhasa imveliso yokulinganisela umthwalo esekwe kwiHash: i-SIP, i-DIP, i-SIP + i-SP, i-DIP + i-DP, i-SIP + i-DIP, i-SIP + i-SP + i-DIP + i-DP + iiprotokholi
● Ixhasa i-HASH factor yehlabathi
● Ixhasa izinto ezizimeleyo ze-HASH
● Ixhasa ukulinganisela umthwalo we-Round-Robin round-robin
● Ixhasa imveliso ye-shunt yokulinganisela umthwalo we-HASH
● Ixhasa ukuthumela ithrafikhi yokufaka yomthombo ofanayo kumaqela ezibuko ezininzi zemveliso ngaxeshanye (ukuya kuthi ga kumaqela angama-32 axhaswayo)
● Ixhasa ithrafikhi yokufaka yeeport ezininzi ukuze idityaniswe kwaye ithunyelwe kumaqela eeport ezininzi ngexesha elinye (ukuya kuthi ga kumaqela angama-32 axhaswayo)
I-VLAN iphawulwe
I-VLAN Ayinawo amathegi
I-VLAN Itshintshiwe
Ixhaswe I-VLANukuhluba iileyibhile, VI-LANukutshintshwa kunyeI-VLANukongeza ilebhile yomaleko omnye okanye iileya ezimbini zepakethi yedatha yokuqala, kwaye inokuphumeza iziphumo zethrafikhiumgaqo-nkqubongokwesimo somsebenzisi.
Ukusikwa kwedatha
I-tuple matching conditions slicing based policy-based slicing (64-1518 bytes optional) yedatha eluhlaza, kunye nomgaqo-nkqubo we-traffic output ungasetyenziswa ngokusekelwe kuqwalaselo lomsebenzisi.
Ukuchonga iProtokholi yePakethi
Ixhaswa ngokuzenzekela ichonga iintlobo ngeentlobo zeprotocol ye-tunnel VxLAN/NVGRE/IPoverIP/MPLS/GRE, njl.njl., Ingamiselwa ngokweprofayili yomsebenzisi ngokwemveliso yokuhamba kwe-tunnel yeempawu zangaphakathi okanye zangaphandle.
● Iyakwazi ukubona iipakethi zeleyibhile ze-VLAN, QinQ, kunye ne-MPLS
● Ingachonga i-VLAN yangaphakathi neyangaphandle
● Iipakethi ze-IPv4/IPv6 zinokuchongwa
● Ingachonga iipakethi ze-VxLAN, NVGRE, GRE, IPoverIP, GENEVE, MPLS
● Iipakethi ze-IP eziqhekekileyo zinokuchongwa
Iziphumo zokuphela kweTunnel
Ixhaswe ukugquma nayiphi na itrafikhi eqokelelweyo ngeetonela zeentlobo ze-ERSPAN, NVGRE, VXLAN, kunye ne-MPLS ngaphambi kokuba ikhutshwe, ukuhlangabezana neemfuno zesicelo sokuhambisa itrafikhi eqokelelweyo kwiinkqubo zohlalutyo ezikude.
Ukupheliswa kwePakethi yeTunnel
Umsebenzi wokuphelisa ipakethi yetonela oxhaswayo, onokumisela idilesi ye-ip/imaski kwizibuko lokufaka ithrafikhi, kwaye uthumele ngokuthe ngqo ithrafikhi ekufuneka iqokelelwe kwinethiwekhi yomsebenzisi kwizibuko lokufumana isixhobo ngeendlela zokufaka itonela ezifana ne-GRE.
Ukunyathela Ixesha
Ixhaswa ukuvumelanisa iseva ye-NTP ukulungisa ixesha nokubhala umyalezo kwipakethi ngendlela yethegi yexesha elihambelanayo kunye nophawu lwesitampu sexesha ekupheleni kwesakhelo, ngokuchaneka kwe-nanoseconds
Ukuthathwa kwePakethi
Umsebenzi wokubamba iipakethi oxhaswayo, onokuxhasa amazibuko eshishini ukubamba iipakethi ngokwemigaqo yokucoca, kwaye idatha ebanjiweyo ikwifomathi ye-PCAP. Idatha ebanjiweyo inokukhutshelwa ukuze ihlalutywe zizixhobo zohlalutyo zomntu wesithathu.
Ukubonakala kweTrafikhi
Ixhaswe yiyo yonke inkqubo yokubonakala kokuhamba kwedatha yekhonkco ukusuka ekufumaneni nasekubambeni, ekuchongeni nasekucwangcisweni, ekucwangcisweni nasekulawuleni, ukusasazwa kwemveliso kunokufezekiswa. Ngokusebenzisa ujongano olunobuhlobo olusebenzisanayo, isignali yedatha engabonakaliyo iguqulwa ibe yinto ebonakalayo, elawulekayo nelawulekayo ngokubonakaliswa kwembono emininzi kunye ne-latitude ezininzi zesakhiwo sokwakheka kwethrafikhi, ukusasazwa kwethrafikhi yenethiwekhi, imeko yokucubungula ukuchongwa kwepakethi, iindlela ezahlukeneyo zethrafikhi, kunye nolwalamano phakathi kwethrafikhi kunye nexesha okanye ishishini.
Igalelo leFiber enye kunye nePhumo
Ixhasa ii-interfaces ze-10G Ethernet ezizimeleyo ezingama-48, kwaye i-TX/RX ye-interface nganye inokwenza uqwalaselo lwe-single-fiber input/output multiplexing. Xa ulwalathiso lwe-RX lwe-port lusetyenziswa njenge-optical splitting input, i-TX ye-port efanayo ingasetyenziswa njenge-output emva kwesicwangciso se-traffic replication/aggregation/split. Ingaphucula ukusetyenziswa kwe-port yezixhobo kwaye igcine utyalo-mali kubasebenzisi.
Inkqubo yamandla angafunekiyo eyi-1+1 (i-RPS)
Inkqubo yoMbane eNcinci eXhasiweyo ye-1+1. Umbane oNcinci oNinzi, i-AC 100~240V kunye ne-DC 48V azinyanzelekanga. Umbane oNcinci unokuqinisekisa ukuba ixesha elide lokungena kwi-link flashover alikho.
3-Myukudibanisa™Umthengisi wePakethi yeNethiwekhi oQhelekileyoAIzakhiwo ze-pplication
3.1 I-Mylinking™ Network Packet Broker Centralized Collection Replication/Aggregation Application (njengoko kulandelayo)
3.2 Isicelo seshedyuli edibeneyo yeMylinking™ Network Packet Broker (njengoko kulandelayo)
3.3 Isicelo sokusika idatha seMylinking™ Network Packet Broker (njengoko kulandelayo)
3.4 I-Mylinking™ Network Packet Broker Data VLAN Tagged Application (njengoko kulandelayo)
3.5 Isicelo seMylinking™ Network Packet Broker Hybrid Access sokuBamba/ukuphinda/ukuhlanganisa iNetwork Flow (njengoko kulandelayo)
Iinkcukacha ezi-4
| ML-NPB-4810L I-Mylinking™ Network Packet Broker TAP/NPB Functional Parameters | |
| Iinkcukacha zoMdibaniso | Ii-interfaces ezingama-48 * ze-SFP/SFP+ |
| Isantya sojongano | Ixhasa isantya se-GE kunye ne-10GE |
| Imodyuli yokufikelela | I-QSFP+ imodyuli ye-optical yemowudi enye/yemowudi ezininzi enokutsalwa |
| Ixhasa ukufunyanwa kwamandla okukhanya kwimodyuli yokukhanya | |
| Ukuhanjiswa kwefayibha enye | inkxaso |
| Isamkeli esinefayibha enye | inkxaso |
| Izibalo zethrafikhi yojongano | Ixhasa ukulinganiswa kokuhamba kokungenisa okuhambayo okuguquguqukayo ngokuchanekileyo kwe-2ms, kwaye ibonisa kwaye igcine idatha njengegrafu. |
| UkucutshungulwaPukusebenza | |
| Ukusebenza ngokubanzi | Ingasebenza xa igcwele, nge-input ye-480Gbps kunye ne-output ye-480Gbps. |
| Ukusebenza kwezibuko | Izibuko ngalinye linokusebenza ngesantya somgca se-100%. |
| Iipakethi Rindalo | |
| Iyakwazi ukubona iipakethi ezineethegi ze-VLAN, QinQ, kunye ne-MPLS. | |
| Iyakwazi ukubona iipakethi ze-IPv4/IPv6. | |
| Iyakwazi ukubona iipakethi zetonela ezifana neVxLAN, NVGRE, GRE, GTP, kunye ne-IPoverIP. | |
| Iqaphela iipakethi ze-IP eziqhekekileyo | |
| Eminye imiyalezo inokuchongwa kusetyenziswa isiginesha ye-custom offset (UDB). | |
| Iipakethi Fukugungqa | |
| Inani leemigaqo ezifakiweyo | Ixhasa imithetho efihliweyo Inani lemithetho yeqela leyunithi: 9000 Inani lemithetho eqhelekileyo yesihlanu: 4000 Inani lemithetho ye-compound tuple: 1500 (umsebenzi wokuqaphela ipakethi ye-tunnel ukhutshaziwe) Inani lemithetho ye-compound tuple: 1000 (kunye nomsebenzi wokuqaphela ipakethi ye-tunnel ovuliweyo) |
| I-Rule tuple | Izibuko lokufaka |
| Idilesi ye-MAC yoMthombo/Indawo oya kuyo | |
| I-ID ye-VLAN | |
| Intsimi yohlobo lwe-Ethernet | |
| Ubude bepakethi okanye uluhlu lobude | |
| Uhlobo lweprotocol oluneeleya ezintathu | |
| Iidilesi ze-IP zomthombo kunye nendawo oya kuyo okanye uluhlu lweedilesi (umaleko wangaphandle) Iidilesi ze-IP zomthombo kunye nendawo oya kuyo okanye uluhlu lweedilesi (umaleko wangaphakathi we-GRE/GTP-U tunnel) | |
| I-TCP/UDP source/izibuko okanye uluhlu lwezibuko | |
| Iflegi yeTCP | |
| Ukuthegiswa kokuqhekeka kwe-IP | |
| Ithegi yokuhamba kwe-IPv6 | |
| Ubude bomthwalo wepakethi ye-TCP | |
| I-IP TOS/DSCP tagging/ECN/IPSEC (AH, ESP)/ICMP/L2TP/PPTP | |
| Utyikityo olucwangcisiweyo (UDB): Ukuhambelana phakathi kwee-bytes ezili-128 zokuqala zephakethi, ukuya kuthi ga kwii-bytes ezingama-54, ezinokuthi zingadibani. | |
| Imithetho edibeneyo | Ixhasa ukufanisa umthetho wokudibanisa i-tuple okhankanywe apha ngasentla |
| Ukusikwa kwedatha | Ixhasa ukunqunyulwa kwepakethi nge-tuple |
| Ukupheliswa komjelo | Inkxaso |
| Isitampu sexesha | Ixhasa izitampu zexesha kwiizibuko |
| Isiphumo sokuVala iTunnel | Ixhasa ukuthumela iipakethi ezingavuthwanga kwiiseva zokubeka esweni ezikhethiweyo ngokusebenzisa i-tunneling: ERSPAN, VXLAN, NVGRE, MPLS. |
| Iipakethi Muhlengahlengiso | |
| Ukuvalelwa kweTunnel | Ixhasa ukuhluthwa kweepakethi ezifakwe kwi-tunnel ngentloko |
| Ukutshintshwa kwedilesi ye-MAC | Guqula i-target MAC |
| Tshintsha idilesi ye-MAC yomthombo ibe yidilesi yezibuko lemveliso ye-MAC. | |
| Ukucubungula iithegi | Ixhasa ukususa iithegi zeVLAN (ubuninzi beeleya ezi-2). |
| Ixhasa ukususa iileyibhile ze-MPLS (ukuya kuthi ga kwiileya ezi-6). | |
| Ixhasa ukongeza iithegi zeVLAN | |
| Iipakethi Fukubonelela | |
| Uluhlu olumnyama kunye noluhlu olumhlophe | Ixhasa imisebenzi yokudlulisela iipakethi (uluhlu olumhlophe) okanye ukulahla (uluhlu olumnyama). |
| Ukulinganisela umthwalo | Ixhasa imveliso yokulinganisela umthwalo ngokusekelwe kwi-hash-based same-source kunye ne-same-destination architecture:SIP I-DIP I-SIP + i-Sport I-DIP+DPort I-SIP + I-DIP I-SIP + i-Sport + i-DIP + i-DPort |
| Xhasa i-global hash factorIxhasa izinto ezizimeleyo ze-hash stream data | |
| Ixhasa amaqela emveliso angama-256 ubuninzi, kwaye inani lamalungu kwiqela ngalinye linokwahluka. | |
| Ixhasa imveliso yokulinganisela umthwalo we-hash | |
| Ixhasa ukuthumela ithrafikhi evela kumthombo omnye ukuya kumaqela ezibuko ezininzi zokulinganisela umthwalo ngaxeshanye. | |
| Ixhasa ukuhlanganisa ithrafikhi yokufaka evela kwiizibuko ezininzi kwaye iyithumele ngaxeshanye kumaqela ezibuko amaninzi alinganiselayo umthwalo. | |
| Ixhasa amaqela okusasaza i-N+1 yokulinganisela umthwalo we-ECMP | |
| Iipakethi ezingaziwayo | Ngokuzenzekelayo, zonke iziphumo ziyalahlwa; ukudlulisela phambili kunokucwangciswa. |
| Ukuhamba kwedatha | Ixhasa ukuhlanganiswa kokufakwa kwamazibuko amaninzi |
| Ixhasa ukuphindaphindwa/ukwahlulahlula kwemveliso enamachweba amaninzi | |
| Uqwalaselo loLawulo | |
| Ujongano loLawulo | Ibonelela nge-interface enye ye-10/100/1000M yokuziva ngokuzenzekelayo, kunye needilesi ze-IP ezicwangciswayo nganye nganye, ezixhasa iidilesi zolawulo lwe-IPv4/IPv6. |
| Ibonelela ngojongano lolawulo lweCONSOLE enye | |
| Isivumelwano soLawulo | Ixhasa iprotocol ye-HTTPS (ujongano lwewebhu) |
| Ixhasa iprotocol ye-SSH (ujongano lwe-CLI) | |
| Ixhasa iprotocol ye-SNMP V2c/V3 | |
| Ukulayisha i-alamu | Layisha ii-alamu nge-SNMP Trap |
| Uphuculo olukude | Ixhasa ukuphuculwa kwesoftware ye-web interface/SSH ekude |
| Ukufikelela kude | Ixhasa ukufikelela kude ngee-routers ezininzi |
| Ukurekhoda iirekhodi | Ixhasa ukulogwa kwazo zonke iimeko, ii-alamu, iziganeko zenkqubo, kunye nemisebenzi ebalulekileyo. |
| Iirekhodi zerekhodi zigcinwa ngokuqhubekeka unyaka wonke. | |
| Ixhasa ukutyhala nokugcina ilog ye-syslog. | |
| Ulawulo lwexesha | Ixhasa ulungelelwaniso lwexesha le-NTP, ibonelela ngesiseko sexesha lokurekhoda iilog. |
| Isekethe ye-RTC eyakhelwe ngaphakathi iqinisekisa ukuba idatha ayilahleki ngexesha lokucima kombane. | |
| Ulawulo loFikelelo | Ixhasa ulawulo lokufikelela komsebenzisi ngokwenqanaba |
| Ukhuseleko lolwazi | Ixhasa iimpawu zokhuseleko lolwazi olusecaleni lolawulo, ixhasa ukucima i-WEB, i-SSH, kunye ne-SNMP, kwaye ixhasa ukusebenza kwe-firewall ukuvumela kuphela iidilesi ze-IP ezichaziweyo ukufikelela kwisixhobo. |
| ifayile yoqwalaselo | Ixhasa ukungenisa/ukuthumela iifayile zoqwalaselo |
| UkusebenzaCimiqathango | |
| Amandla okufaka | Iinkcukacha ze-AC: 100VAC ~ 240VAC, 192VDC ~ 288VDC (i-DC yevolthi ephezulu) |
| Iinkcukacha zeDC: -36VDC ~ -72VDC | |
| Ixhasa i-backup ye-1 + 1 yokuphindaphinda kwamandla | |
| Indlela yokusasaza ubushushu | Ukupholisa ifeni esebenzayo kwi-chassis |
| Ubushushu bokusebenza | 0℃ ~ +40℃, 10% ~ 95% RH |
| Ubushushu bokugcina | -40℃ ~ +70℃，10% ~ 95% RH |
| Ukusetyenziswa kwamandla ngokubanzi | ＜180W |
| Ubunzima obupheleleyo | ＜7kg |
| Ubungakanani beyunithi ephambili | Ngaphandle kwee-ear loops: 392 mm (ubunzulu) × 440 mm (ububanzi) × 44 mm (ubude) |
| Iimfuneko zokusasazwa | Qinisekisa ukuba kukho indawo eyaneleyo ejikeleze ii-fan exhaust vents zesixhobo kunye nemingxunya yokusasaza ubushushu. |
| Indawo engaphakathi enomoya ococekileyo ongenalanga ngqo. | |
| Isiqinisekiso seMveliso | |
| Indawo intle | Iyahambelana neMiyalelo yeRoHS 2.0 (2011/65/EU kunye ne-2015/863 EU) |
Iindidi zemveliso
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Umthengisi wePakethi yeNethiwekhi yeMylinking™ (NPB) ML-NPB-6400
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Umthengisi wePakethi yeNethiwekhi yeMylinking™ (NPB) ML-NPB-0810
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Umthengisi wePakethi yeNethiwekhi yeMylinking™ (NPB) ML-NPB-4810P
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Umthengisi wePakethi yeNethiwekhi yeMylinking™ (NPB) ML-NPB-2410
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Umthengisi wePakethi yeNethiwekhi yeMylinking™ (NPB) ML-NPB-2410L
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Umthengisi wePakethi yeNethiwekhi yeMylinking™ (NPB) ML-NPB-4860
