Txhua Yam Koj Yuav Tsum Paub Txog Ua Ntej Yuav Mus CWDM thiab DWDM SFP + Transceivers
Nws paub peb tias WDM (Wavelength-Division Multiplexing) tuaj yeem ua rau cov kev siv network bandwidth los ntawm kev tso cov ntaub ntawv ntws ntawm cov sib nrig sib txawv kom xa mus rau ntau tshaj ib yam khoom siv fiber ntau. Nrog lub tswv yim ntawm cov cuab yeej no, ntau lub wavelengths yuav raug xaiv rau optical transceiver zoo li CWDM SFP + & DWDM SFP + transceiver, yog li expanding thiab optimizing lub peev xwm network. Tus ncej no yog xav tau tus neeg yuav daim ntawv qhia ntawm 10G CWDM SFP + thiab DWDM SFP + module xaiv.
CWDM SFP + thiab DWDM SFP + Transceiver Basics
Cov CWDM SFP + thiab DWDM SFP + cov kev sib tshuam hauv qab no yog los ntawm cov qauv SFP nrov tshaj. Lawv nquag siv hauv 10G Ethernet thiab txhua yam muaj peev xwm ncav cuag qhov siab tshaj plaws ntawm 11.25G. Txawm li cas los xij, lawv yog cov sib txawv hauv xws li cov ntiv taw, qhov nrug, thiab daim ntawv thov.
10G CWDM SFP + transceiver feem ntau ua haujlwm ntawm lub caij nyoog ntawm cov kab mob CWDM wavelength. Yuav kom meej meej, CWDM SFP + transceiver yuav txhawb tau 18 lub wavelengths ntawm 1270nm mus rau 1610nm, thiab nws cov kis tau tus mob yog 20km mus rau 80km. Nws yog ib qho tseem ceeb hauv CWDM system. Yog xav paub ntxiv txog 10G CWDM SFP + hloov kev pabcuam hauv CWDM, koj tuaj yeem nyeem: Yuav Xeem Koj Tus Kab Mob CWDM MUX / DEMUX System
10G DWDM SFP + transceiver muaj nyob rau ntawm nom tswv DWDM wavelengths los ntawm CH17-CH61, uas txhawb nqa qhov kis mus txog 80 km. Nws yog tsim los rau cov kev lag luam thiab cov lag luam loj loj uas yuav tsum muaj kev lag luam, siv tau yooj yim, siv hluav taws xob, kev siv thiab kev ceev cov ntaub ntawv ceev ceev, kev khaws cia, suab thiab yees duab. Vim tias lub wavelengths rau DWDM network yog tus thawj coj, 10G tunable DWDM SFP + transceiver no kuj muaj nyob rau hauv DWDM system, uas muaj peev xwm hloov cov channel raws li qhov xav tau tiag tiag.
Yuav Xaiv thiab Yuav Li Cas CWDM thiab DWDM SFP + Transceiver hauv Market
CWDM lossis DWDM SFP +
CWDM SFP + feem ntau yuav txhawb nqa txog 18 qhov chaw, thaum DWDM SFP + txhawb tau ntau tshaj 40 raws ntawm ib qho fiber ntau. Txawm hais tias cov neeg tuaj yeem tuaj yeem tau txais kev pab ntau dua thiab kev txuas ntev ntawm DWDM SFP, lawv yuav tsum them ntau dua vim tias nws raug nqi ntau dua CWDM SFP. Rau cov neeg muas zaub uas tsis tas yuav muaj kev sib kis ntev, CWDM SFP + yuav yog thawj qhov kev xaiv. Tiam sis nyob rau hauv lub sij hawm ntev, DWDM SFP + pabcuam rau yav tom ntej rau kev sib koom ua haujlwm zoo dua.
CWDM thiab DWDM SFP + Transceiver Nqe
Piv nrog rau SFP + modules, CWDM thiab DWDM SFP + yog kim kim vim tus nqi tau los ntawm ntau hom kev ua haujlwm. Thiab raws li nws tau hais ua ntej, CWDM SFP + yuav tsum pheej yig dua DWDM SFP. Thiab feem ntau hais lus, qhov ntev ntawm qhov kev txhawb nqa kis tau zoo yog, qhov kim kim nws yuav yog rau CWDM los yog DWDM transceivers. Tsis tas li ntawd, cov khoom xa tawm ntawm CWDM thiab DWDM SFP lub koomhaum thib peb yog pheej yig tshaj li cov thawj khw. Yog li ntawd, yuav kom tau cov khoom sib piv tshaj yuav pab koj txuag tau nyiaj ntau ntau.
CWDM thiab DWDM SFP + Transceiver Supplier
Raws li tau hais los saum no, tus nqi them pheej yig yuav tuaj yeem coj koj ib qho txiaj ntsim loj, tab sis koj yuav tsum tau them nqi rau qhov kev cia siab. Txawm hais tias tus nqi rau cov khoom siv tau yooj yim yog zoo, tsis yog txhua tus ntawm cov lag luam tsim nyog. Yog tias koj tsis xav mus "yuav pheej yig, yuav ob zaug", koj xav tau ib qhov khoom lag luam txhim kho. Reputed cov neeg sab nraud lwm tus neeg xws li FS muaj lawv tus kheej cov chav sim (test labs) los xyuas kom muaj kev sib raug zoo thiab zoo ntawm tus neeg sib tw. Cov neeg tuaj yeem tuaj yeem tau txais kev lom zem tom qab muag kev pab thiab kev lees paub los ntawm cov qhoos kas CWDM SFP + cov khoom ntiag tug.
Cov Lus Nug Heev Thaum Yuav thiab Siv Cov CWDM thiab DWDM SFP + Transceivers?
1. Li cas tus nqi ntawm CWDM SFP + Transceiver thiab DWDM SFP + Transceivers?
Feem ntau hais lus, cov CWDM thiab DWDM cov kev sib tw muaj ntau kim tshaj li cov tau tshaj. Ntawm no peb tau Cisco CWDM-SFP10G-1470 thiab Cisco DWDM-SFP10G-61.41 piv txwv. Cov nqi rau cov khoom qub yog $ 1500 thiab $ 2,345, thaum lub CWDM SFP10G 1470 ntawm FS tsuas yog siv $ 360 thiab $ 369 feem.
2. Puas yuav Cisco Cov Kev Hloov Yeej Siv Los Siv Thawj Cisco CWDM SFP?
Tsis muaj. Muaj ntau ntau yam sib txawv ntawm cov neeg muab kev pab cuam uas tau muab los ntawm tus neeg sab nrauv khoom xa tawm uas koj tuaj yeem hloov los hloov Cisco CWDM SFP + lossis Cisco DWDM SFP +. Yog hais tias koj tuaj yeem tau txais koj cov tub lag luam los ntawm ib tus neeg muab kev pabcuam raug txhim khu, lawv yuav cia li ua haujlwm tau raws li Cisco branded ones, tab sis rau ib feem ntawm tus nqi.
3. Nws puas tuaj yeem hloov qhov Conventional Wavelength zoo li 850nm rau DWDM lossis CWDM Wavelength?
Muaj. Yog tias koj xav hloov lub wavelengths mus rau CWDM lossis DWDM wavelengths, koj tuaj yeem ntiav tus OEO converter kom ua li no. OEO converter realizes wavelength hloov los ntawm kev siv tshuab OEO.
4. Yuav Xaiv Yooj Yeem Ntawm 100 GHz thiab 50 GHz hauv DWDM Channel Hloov?
Piv nrog 50GHz, 100 GHz C-Band yog feem ntau siv hauv kev lag luam hauv kev lag luam. Qhov kis ntawm cov raws yog 0.8nm thiab nws nyob ib ncig ntawm 1550nm. Cov xim lossis cov pliag laus muaj npe nyob rau hauv thiab channel 17 mus rau 61 feem ntau siv. Lub 50GHz nrog 0.4nm spacing thiab lwm spectrum bands yuav muab los ntawm feem ntau tuam ntxhab thiab.
5. Yuav Xaiv Kab Li Cas Lawm CWDM thiab DWDM SFP + Transceivers?
Fiber optic cables yuav categorized rau ob hom: ib hom thiab multimode fiber ntau optic cables. Cov qub yog feem ntau siv rau kev kis ntev-kis thaum lub sijhawm tom qab luv luv-kis kis. Rau CWDM thiab DWDM SFP + transceiver, uas tuaj yeem pab qhov txuas mus txog 80 km, peb xaiv ib hom fiber ntau cable nrog LC connector.
6. Puas Muaj Qhov Sib Txawv ntawm Cov CWDM thiab DWDM Wavelengths rau Kev Xa Kom Zoo? Qhov twg Wavelengths zoo?
Muaj. Ntau lub wavelength yuav xa ntau yam kev sib kis zoo. Feem ntau hais lus, 1470nm thiab 1550nm yog feem ntau siv wavelength, nrog 1550nm ua nrov dua vim hais tias qhov attenuation ntawm 1550nm yog tsawg dua thiab saib xyuas zoo dua kis zoo hauv daim ntawv thov ntev.
Yuav tau CWDM thiab DWDM SFP + Transceivers Nrog Tsawg Nyiaj Tsawg Nyiaj thiab Tsawg Tsawg
Raws li nws tau hais ua ntej, yuav tsum tau tshaj cov kev tshaj tawm los ntawm ib qho chaw txhim khu kev qha tuaj yeem yog ib qhov nyiaj tiag tiag. Cov lus nram qab no qhia txog CWDM thiab DWDM SFP + Transceivers los ntawm FOCC.
| Hom | CWDM SFP + | DWDM SFP + |
|---|---|---|
| Wavelength (nm) | 1270, 1290, 1310, 1330, 1350, 1370, 1390, 1410, 1430, 1450, 1470, 1490, 1510, 1530, 1550, 1570, 1590, 1610 | C17 ~ C61 |
| Kev Ua Haujlwm Zoom (km) | 10, 20, 40, 80 | 80 |
| Interface | LC duplex, SMF | LC duplex, SMF |
| DOM Kev Pabcuam | Muaj | Muaj |
| Kub Ua Haujlwm | 0 txog 70 ° C | 0 txog 70 ° C |
| Optical Cheebtsam | DFB CWDM | EML DWDM |
| Cov kev cai | MSA Ua Raws | MSA Ua Raws |
| Yeej Brand | Cisco, Juniper, Brocade, HPE, H3C, Dell, Ciena lwm yam. | Cisco, Juniper, Brocade, HPE, H3C, Dell, Ciena lwm yam. |
| Nqe | $ 100 ~ $ 840 | $ 350 ~ $ 740 |
Tsis tas li ntawd, FOCC muab kev pabcuam tshwjxeeb, suav nrog SFP tus neeg muag khoom, hom kev sib txuas, nrug, piam sij, DDM / DOM, qhov kub thiab txias, daim ntawv cim, daim ntawv tsim, thiab cov khoom thauj. Yog tias koj xav tau kev pabcuam lossis koj tsis paub tias yam twg koj xav tau, koj hu tau rau FS thiab lawv yuav pab koj.
Ua tus muag khoom rau cov khoom siv kho qhov muag, FOCC tuaj yeem muab tag nrho cov khoom koj xav tau los ua lub CWDM lossis DWDM network. Thiab tag nrho cov khoom no muaj kev ruaj ntseg nrog kev tiv thaiv thiab xa txoj cai.
