Lub fiber ntau kis lis piam yog dab tsi?
Optical fiber transceiver yog Ethernet xa mus rau chav hloov pauv hloov pauv uas sib kis luv luv ntawm cov xov hluav taws xob thiab cov cim ntev-ntev. Nws tseem hu ua hloov fiber ntau hauv ntau qhov chaw.
Cov khoom siv hluav taws xob fiber ntau feem ntau muaj cov yam ntxwv hauv qab no:
1. Muab cov ntaub ntawv xa tawm ultra-low xa.
2. Ua tiav pob tshab rau lub network txheej txheem.
3. Lub siab ASIC nti siv tau los paub cov ntaub ntawv kab-kev xa mus los ceev. Programmable ASIC hais txog ntau lub zog ntawm ib nti, thiab muaj qhov zoo ntawm cov qauv yooj yim, kev ntseeg siab, thiab kev siv hluav taws xob tsawg, uas tuaj yeem ua kom cov cuab yeej ua kom tau txais kev ua tau zoo dua thiab qis tus nqi.
4. Rack-type khoom siv tuaj yeem muab kub-hloov cov kev ua haujlwm rau kev saib xyuas yooj yim thiab txhim kho tshiab tsis cuam tshuam.
5. Lub network tswj cov cuab yeej tuaj yeem muab qhov kev soj ntsuam network, txhim kho, daim ntawv qhia xwm txheej, qhia qhov xwm txheej tsis meej thiab tswj lub luag haujlwm, thiab tuaj yeem muab cov cav ua tiav thiab lub cav tsis sib haum.
6. Cov khoom siv feem ntau siv 1+1 fais fab tsim tsim, txhawb ultra-thoob lub zog muab hluav taws xob, thiab paub tseeb tias kev tiv thaiv hluav taws xob tiv thaiv thiab hloov tsis siv neeg.
7. Txhawb kev ua haujlwm ntawm ultra-thoob cov haujlwm kub.
8. Txhawb kev sib tw ua tiav qhov deb (0 ～ 120km).
Lub fiber ntau optic Ethernet hloov yog qhov ua haujlwm siab tswj Txheej Txheej 2 fiber ntau optic Ethernet nkag mus.
Nyob rau saum npoo, qhov kho qhov muag kab hluav taws xob tsuas yog ua tiav cov teeb liab hloov ntawm cov xov xwm sib txawv (cov kab hluav taws xob, Ethernet cable), thiab paub qhov tseeb ntawm kev sib txuas ntawm ob lub pob hluav taws xob lossis lub laij lej nyob hauv 120km. Qhov tseeb, nws tseem muaj cov haujlwm nram qab no:
(1) Txheeb xyuas qhov sib cuam tshuam ntawm kev hloov mus rau lwm tus.
(2) Txheeb xyuas qhov kev sib txuam ntawm qhov hloov thiab lub khoos phis tawm.
(3) Txheeb xyuas qhov kev sib tshuam ntawm cov computers sib txawv.
(4) Kev xa mus txuas ntxiv: Thaum qhov kev sib kis mus deb tshaj li qhov sib npaug ntawm cov kis tam sim no, tshwj xeeb tshaj yog qhov sib txawv ntawm qhov chaw kis tau ntau dua 120Km, yog tias qhov chaw tso cai pom zoo, siv ob kis mus rau rov qab-rau-rov qab lossis siv optical -Optical converter rau relaying yog cov tshuaj uas tsis kim heev thiab.
(5) Ib leeg-multimode hloov dua siab tshiab: Thaum ib leeg-multimode fiber ntau sib txuas xav tau ntawm cov tes hauj lwm, tib qho kev hloov pauv ib leeg tau siv los txuas, uas daws cov teeb meem ntawm kev hloov ib leeg-multimode fiber ntau.
(6) Wavelength faib multiplexing kis: Thaum cov khoom siv hluav taws xob deb ntev tsis muaj txiaj ntsig, thiaj li ua rau kom qhov kev siv hluav taws xob ntau ntawm cov kho qhov muag cable thiab txo tus nqi, qhov hloov pauv thiab lub nthwv dej faib faib ntau yam tuaj yeem siv ua ke xa ob raws cov lus qhia ntawm tib khub ntawm cov khoom siv sib txawv.
Kev faib tawm cov fiber ntau ntawm cov kis tau sib kis
Kev faib tawm | Nta | |
Xwm | Ib hom fiber ntau optic transceiver | Kev sib kis tau deb 20 km txog 120 km |
Multimode fiber ntau optic transceiver | Kev sib kis tau deb 2 km txog 5km | |
Thov | Tib fiber ntau optical kis | Cov ntaub ntawv tau txais thiab xa tawm yog kis ntawm kab hluav taws xob |
Dual fiber ntau optical transceiver | Cov ntaub ntawv tau txais thiab xa yog kis ntawm tus khub ntawm cov kho qhov muag | |
Qeb kev ua haujlwm / tus nqi | 100M Ethernet fiber ntau optic transceiver | Ua haujlwm ntawm lub cev txheej |
10 / 100M adaptive Ethernet fiber ntau optic transceiver | Ua haujlwm ntawm cov ntaub ntawv txuas txheej | |
Cov Qauv | Duab fiber ntau optic transceiver | Cov khoom siv sawv kev ib leeg |
Khib-fiber ntau optic transceiver | Nruab rau hauv 16-lub chassis, siv hluav taws xob nruab nrab | |
Tswj hom | Tsis-tswj hwm Ethernet fiber ntau kho qhov ua kom sov | Plug thiab ua si, teeb tsa lub chaw nres nkoj hluav taws xob ua haujlwm hom los ntawm kev hloov kho chaw kho tshuab hu |
Tswj Ethernet optical fiber transceiver | Txhawb nqa cov cab kuj-qib kev tswj hwm network | |
Lub hwj chim muab | Ua-nyob rau hauv lub zog fiber optic transceiver | Tus kaw lus kaw hluav taws xob hauv lub zog yog cov nqa hluav taws xob-qib fais fab mov |
Kev siv hluav taws xob sab nraud fiber ntau fiber ntau kis | Kev hloov hluav taws xob sab nraud hloov kho hluav taws xob feem ntau yog siv hauv cov khoom siv pej xeem | |
Txoj kev ua haujlwm | Tas nrho cov duplex | Ob tog tuaj yeem xa thiab tau txais cov ntaub ntawv tib lub sijhawm |
Ib nrab duplex | Ob tog tsis tuaj yeem xa thiab tau txais cov ntaub ntawv tib lub sijhawm |
Dab tsi yog qhov sib txawv ntawm fiber optic transceivers thiab cov hloov pauv?
Optical fiber transceiver yog qhov ua kom raug nqi thiab hloov kho tau yooj yim. Kev siv ntau tshaj plaws yog los hloov cov hluav taws xob cov hluav taws xob hauv kev sib hloov ntawm tus khub hloov mus ua lub cim hluav taws xob. Nws feem ntau siv thaum Ethernet tooj liab cable tsis tuaj yeem npog thiab cov kab hluav taws xob optical yuav tsum siv los txuas qhov kev sib kis tau. Hauv qhov tseeb network ib puag ncig, nws kuj tau ua lub luag haujlwm loj hauv kev pab txuas cov mais kawg ntawm qhov kho qhov muag pom mus rau thaj tsam ntawm thaj chaw thiab lub network sab nraud. Lub pob nyem yog cov cuab yeej siv network los xa cov ntawv hluav taws xob (kho qhov muag). Nws yog lub luag haujlwm tseem ceeb hauv kev sib txuas lus sib txuas ntawm cov khoom siv sib txuas hauv lub xov tooj (xws li khoos phis tawj, tshuab luam ntawv, khoos phis tawj, thiab lwm yam). Nws feem ntau txuas nrog rau router kom koj tuaj yeem hla optical Cat nkag mus rau lub network.
1. Kev sib kis nqi --- Tam sim no, cov kab hluav taws xob kho qhov muag tau muab faib ua 100M optical fiber transceivers, gigabit optical fiber transceivers thiab 10G optical fiber transceivers. Ntawm lawv, feem ntau muaj 100M thiab Gigabit fiber optic transceivers, uas muaj kev lag luam zoo thiab kev daws teeb meem hauv tsev thiab me thiab nruab nrab kev lag luam network. Lub keyboards txuas nrog 1G, 10G, 25G, 100G thiab 400G keyboards. Nqa cov chaw loj cov ntaub ntawv chaw ua haujlwm piv txwv, 1G / 10G / 25G keyboards yog siv rau ntawm txheej nkag los yog hloov ToR, thaum 40G / 100G / 400G keyboards feem ntau siv raws li tus hloov pauv hloov lossis caj qaum.
2. Teeb meem kev teeb tsa --- Optical transceiver yog qhov ua kom yooj yim network kho vajtse ntaus nrog tsawg dua cuam tshuam dua qhov hloov chaw, yog li nws cov xaim thiab kev sib txuas yog qhov yooj yim. Lawv tuaj yeem siv ib leeg los yog teeb tsa ntawm lub khib. Txij li cov fiber optic transceiver yog cov khoom siv khoos phis thiab ua si, nws cov kauj ruam teeb tsa kuj yooj yim heev. Lub tshuab hloov network tuaj yeem siv ib leeg hauv tsev hauv tsev lossis chaw ua haujlwm me, lossis nws tuaj yeem ntsia tau rau ntawm cov khib nyiab hauv cov chaw loj cov ntaub ntawv network. Feem ntau, koj yuav tsum ntsaws tus qauv rau hauv qhov chaw nres nkoj coj, thiab tom qab ntawd siv lub network cable lossis cov kho qhov muag fiber ntau kom txuas mus rau lub khoos phis tawm lossis lwm cov cuab yeej network. Nyob rau hauv qhov chaw siab cabling, thaj ua rau thaj chaw, lub thawv hluav taws xob fiber ntau, thiab cov cuab yeej tswj kab hluav taws xob yuav tsum tau siv los tswj cov kab xev thiab ua kom yooj yim ntawm cov xov hlau. Txog kev tswj lub network hloov, qee qhov ua haujlwm siab yuav tsum muaj, xws li SNMP, VLAN, IGMP thiab lwm yam haujlwm.
3. Kev ua haujlwm ntawm lub ntsej muag --- Cov khoom siv hluav taws xob-rau kev kho qhov muag (kev siv hluav taws xob-hluav taws xob) thiab cov kab hluav taws xob-fiber ntau kho qhov muag yog ob hom. Lub qub tuaj yeem hloov hluav taws xob cov cim rau hauv cov cim kho qhov muag kom paub txog kev sib txuas ntawm cov khoom siv raws li tooj liab cabling kom ntev txuas qhov kev sib kis tau tom kawg tuaj yeem paub txog qhov kev hloov pauv ib qho, hloov pauv ib qho-thiab ob-fiber, thiab yoj yoj hloov dua siab tshiab (feem ntau yog hloov cov kev siv hluav taws xob sib npaug ntawm 1310nm thiab 1550nm rau hauv WDM wavelengths). Piv nrog kho qhov muag transceiver, txoj haujlwm ntawm txoj kev hloov pauv yog qhov nyuaj dua, uas tau txiav txim siab los ntawm nws cov kev ua haujlwm hauv lub network. Raws li lub network txheej, lawv tuaj yeem faib ua txheej 2, txheej 3, thiab txheej txheej 4 hloov. Nquag, txheej txheej 2 yog cov hloov pauv pib siv los xa cov ntaub ntawv thiab ua qhov yuam kev tshuaj xyuas ntawm txhua tus ncej xa thiab txais. Txheej 3 thiab Txheej 4 cov khoom siv hloov mus ntxiv muaj cov kev hloov pauv uas tuaj yeem xa cov pob ntawv xa mus rau txoj hau kev tau zoo tshaj plaws. Tsis tas li ntawd xwb, lawv kuj muaj qee cov haujlwm tseem ceeb, xws li MLAG, STP, VXLAN, thiab lwm yam.
4. Optical fiber hloov yog lub tshuab xa xov hluav taws xob high-speed network xa cov khoom siv, uas siv cov kab hluav taws xob fiber ntau txuas ntxiv los ua qhov nruab nrab piv nrog cov hloov mus rau lwm qhov. Qhov zoo ntawm cov hluav taws xob fiber ntau kis tau nrawm nrawm thiab muaj zog tiv thaiv kev cuam tshuam muaj peev xwm.
5. Optical fiber transceiver yog Ethernet xa mus rau chav hloov pauv hloov pauv uas sib kis luv luv ntawm cov khub hluav taws xob thiab cov cim ntev-ntev. Nws tseem hu ua Fiber Converter rau ntau qhov chaw.
6. Lub vev xaib fiber ntau yog txoj kev sib txuas ntawm cov xaib fiber ntau nrog qhov sib kis tau zoo thiab lub network server, 8-chaw nres nkoj optical fiber hloov lossis cov khoom sib txuas sab hauv ntawm SAN network. Nyob rau hauv txoj kev no, tag nrho cov khaws cia network muaj qhov dav heev thiab muab cov lus lees rau cov ntaub ntawv khaws cia siab. Cov.
7. Qhov kho qhov muag fiber transceiver muab ultra-low latency cov ntaub ntawv xa mus thiab yog pob tshab rau cov txheej txheem network. ASIC nti ua siv tau los paub cov ntaub ntawv kab-txuas ntxiv mus. Programmable ASIC hais txog ntau lub zog ntawm ib nti, thiab muaj qhov zoo ntawm cov qauv yooj yim, kev ntseeg siab, thiab kev siv hluav taws xob tsawg, uas tuaj yeem ua kom cov cuab yeej ua kom tau txais kev ua tau zoo dua thiab qis tus nqi.
Transceiver kho qhov muag vs hloov: thaum xaiv qhov twg?
Ob lub tshuab hluav taws xob txuas thiab cov pob hluav taws xob tuaj yeem siv los txuas cov tooj liab kab hluav taws xob thiab cov cuab yeej hluav taws xob optical fiber ntau. Yog li, thaum twg xaiv fiber ntau optic transceivers lossis network hloov pauv hauv Ethernet?
1. Cov khoom siv hluav taws xob fiber ntau siv thaum Ethernet cables tsis tuaj yeem npog thiab cov las hluav taws xob dhia yuav tsum siv cov khoom sib kis tau ntev li qhov peev nyiaj tsis tshua pom. Lawv tuaj yeem siv rau kev tsim kho cov cheeb tsam hauv nroog thiab cov nroog sib txuas hauv nroog, xws li cov tuam txhab kev lag luam thiab cov xaib rov qab lub nroog.
2. Lub network hloov pauv muaj ntau lub ports rau cov khoom sib txawv (xws li khoos phis tawj thiab tshuab luam ntawv) los sib txuas lus hauv LAN. Hauv lwm lo lus, lub network hloov yog ib qho khoom siv hloov tau ntxiv, uas tuaj yeem muab tso rau hauv kev sib txuas sib txuas kom tau nthuav dav hauv network.
3. Cov kab hluav taws xob fiber ntau thiab cov hloov xaib kuj tseem tuaj yeem ua haujlwm hauv tib lub network. Piv txwv li, thaum lub network hloov tsuas muaj cov chaw nres nkoj hluav taws xob, tab sis yuav tsum xa tawm ntau dua 100 metres, nws yog qhov yuav tsum tau siv cov hluav taws xob xa hluav taws xob xa cov hluav taws xob xa mus rau cov cim hluav taws xob kom ua tiav kev sib kis tau. Daim duab hauv qab no qhia txog daim ntawv thov ntawm cov hlua hluav taws xob tua hluav taws xob thiab cov pauv hloov chaw ua haujlwm hauv thaj chaw hauv tsev kawm sab qaum.
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