
Kuv tau nyob ib puag ncig cov chaw khaws ntaub ntawv ntev txaus kom paub tias kev xaiv qhov tsis raug ntawm kab hluav taws xob tuaj yeem tig rau hnub Tuesday yav tav su mus rau peb -hnub npau suav phem.MPO kabtsis nyuaj thaum koj tau txais cov dai ntawm lawv, tab sis muaj kev ntes - lub khw muaj dej nyab nrog cov kev xaiv, thiab tsis yog txhua tus ntawm lawv tsim nyog koj cov nyiaj.
Peb yuav tsis qhia koj txhua yam yog "txiav-ntug" lossis "kev hloov pauv." Qee cov cables ua tau zoo dua rau cov kev siv tshwj xeeb. Qhov no yog qhov tseeb xwb.
Lub hauv paus tsis muaj leej twg thab piav
MPOstands rau Multi-fiber Push On. MTP yog qhov tseem ceeb MPO tus nkauj muam nraug nus zoo siab - tib lub hneev taw, kev ua siab ntev zoo, ua los ntawm US Conec. Tib neeg siv cov ntsiab lus sib hloov pauv thiab ncaj ncees, rau feem ntau cov ntawv thov, koj tuaj yeem ua tau. Cov purists yuav tsis pom zoo. Cia lawv.
Qhov tseem ceeb yog qhov no: cov khoom sib txuas no ntim 8, 12, lossis 24 fibers rau hauv ib qho kev sib txuas txog qhov loj ntawm tus ntiv tes xoo. Qhov ntawd yog tag nrho cov ntsiab lus. Qhov ntom. Kev ceev ntawm kev xa tawm. Tsawg khoom los tswj.
Fiber suav tsis yog tus lej xwb
Ntawm no yog qhov uas tau nthuav. Lub 12-fiber configuration tau ua haujlwm mus ib txhis. Nws ua haujlwm nrog 40G QSFP + transceivers. Nws nyob txhua qhov chaw. Tab sis yog tias koj tab tom tsim ib yam dab tsi tshiab - hais, rau 400G lossis dhau-lub hauv paus 8-fiber pib ua kom nkag siab ntau dua.
Vim li cas? Vim tias 400G-SR8 siv 8 fibers. 200G-SR4 siv 4 fibers. Kev lag luam tau raug kaw rau hauv 12-fiber paradigm no tau ntau xyoo, thiab tam sim no muaj pov tseg. Koj tau txais cov khub fiber ntau zaum ntawd tsis ua dab tsi. Qee tus neeg tsis quav ntsej. Accountants feem ntau ua.
24-Fiber Trunk Argument
Lub cev cables nrog 24 fibers (uas yog ob lub 12- fiber ntau sib dhos hauv ib lub tsho) yog qhov nrov rau kev khiav haujlwm hauv caj dab. Ua kom muaj kev nkag siab-tsawg cable rub, kev huv huv. Tab sis kuv tau pom kev teeb tsa qhov thib ob ntawm 12 fibers yeej tsis tau siv vim tias qhov kev loj hlob projections tau ... zoo siab. Npaj koj lub peev xwm ncaj ncees.

Polarity: Yam Uas Ua Rau Deployments
Kev tswj hwm polarity yog qhov uas kuv pom kev teeb tsa poob sib nrug. Muaj peb txoj hauv kev-Hom A, Hom B, thiab Hom C. Txhua tus tuav cov kev xa tawm / txais qhov sib txawv.
|
Hom |
Connector Kev Npaj |
Zoo tshaj rau |
|
Hom A |
Key up key up, ncaj |
Duplex LC breakouts |
|
Hom B |
Key mus rau key down, thim rov qab |
Direct MPO-rau-MPO links |
|
Hom C |
Key mus key up, khub flipped |
Tsis tshua muaj, legacy systems |
Hom B yog qhov khoom siv 40G thiab 100G feem ntau xav tau. Tsuas yog mus nrog Hom B tshwj tsis yog tias koj muaj qhov laj thawj tshwj xeeb tsis yog. Kuv mob siab heev - nws yuav cawm koj teev ntawm kev daws teeb meem.
Txiv neej vs Poj Niam: Kos Ob zaug

请替换当前内内 Architectural tsim & npaj cepteur sint occaecat cupidatat proident, tau txais kuv tus plig tag nrho, zoo li cov qab zib thaum sawv ntxov lub caij nplooj ntoos hlav uas kuv txaus siab nrog kuv tag nrho...Cov qauv tsim & kev npaj cepteur cov kev txhaum occaecat cupidatat tag nrho kuv lub caij nplooj ntoos hlav zoo li lub caij nplooj ntoo hlav, zoo li lub caij nplooj ntoo hlav uas kuv nyiam tag nrho. txaus siab nrog kuv tag nrho
Lorem ipsum dolor sit ament, consectetur adipisicing elit, sed do eiusmod tempor incididunt labore thiab dolore magna aliqua. nws enim ad minim veniam.
MPO connectors muaj pins (txiv neej) los yog tsis (poj niam). Feem ntau transceivers yog txiv neej. Yog li koj thaj cables yuav tsum yog poj niam. Pin alignment yog li cas tus connector ua kom tsis tshua muaj qhov poob - yog tias koj ua khub ob tug txiv neej ua ke, koj yuav muaj lub sijhawm tsis zoo. Thiab khoov pins. Feem ntau khoov pins.
Multimode vs Tib Hom: Distance Txiav Txim Siab
Qhov no yog qhov tseeb ncaj. Tib hom (OS2) mus deb -km. Multimode (OM3/OM4/OM5) nyob hauv lub tsev. Rau cov ntaub ntawv chaw sib cuam tshuam hauv tib lub tsev kawm ntawv, multimode tseem ua rau muaj kev nkag siab zoo. Cov transceivers pheej yig dua, thiab koj tsis khiav fiber ntau hla lub nroog.
OM4 tau dhau los ua qhov kev xaiv ntau hom kev xaiv. Nws tuav 100G tawm mus rau 150 meters ntawm 850nm. OM5 ntxiv kev txhawb nqa rau SWDM wavelengths, tab sis ncaj ncees, kev saws me nyuam tau qeeb. OM3 tseem ua haujlwm zoo yog tias koj khiav qis dua 100 meters thiab koj cov peev nyiaj nruj.

Insertion poob-Qhov twg pheej yig Cables tsis
Qhov no yog qhov spec uas cais MPO cables zoo los ntawm cov khib nyiab. Standard connectors khiav txog 0.5-0.7 dB ib khub niam txiv. Tsawg-v versions ntaus 0.35 dB lossis zoo dua. Ultra qis-tsawg tuaj yeem mus qis dua 0.25 dB.
Nws puas tseem ceeb? Nyob ntawm. Yog tias koj tab tom khiav ib qho luv luv, tej zaum tsis yog. Tab sis txuas ob peb qhov txuas ua ke hauv cov txheej txheem cabling thiab cov kev poob ntawd ntxiv nrawm dua . 400G transceivers tsawg dua zam dua 10G- cov peev nyiaj kho qhov muag tau nruj dua. Them rau cov khoom zoo yog tias koj tab tom npaj rau tag kis ceev.
Siv ceev ceev: Cov chav kawm poob
|
Qib |
Insertion Loss |
Siv Case |
|
Txuj |
Tsawg dua lossis sib npaug li 0.7 dB |
Basic 10G / 40G txuas |
|
Kev poob qis |
Tsawg dua lossis sib npaug li 0.35 dB |
100G kev xa tawm |
|
Ultra Tsawg Loss |
Tsawg dua lossis sib npaug li 0.25 dB |
400G / 800G, ntau -hop |
Jacket Ratings: Code Compliance Matters
OFNP (plenum) cables tuaj yeem mus hauv huab cua- tuav qhov chaw. OFNR (riser) cables ua haujlwm ntsug ntawm cov plag tsev. LSZH (tsawg pa luam yeeb xoom halogen) yuav tsum muaj nyob rau qee thaj tsam, tshwj xeeb tshaj yog Europe. PVC yog qhov kev xaiv pheej yig rau kev tswj ib puag ncig.
Tsis txhob overthink qhov no. Tshawb xyuas koj cov lej hauv zos, xyuas seb qhov twg nyob saum koj cov vuas qab nthab, thiab spec raws li. Tus tua hluav taws tsis quav ntsej txog koj lub sijhawm xa tawm.
Tham tiag tiag: Qhov Cable rau Dab Tsi
AI thiab GPU pawg:
Cov khoom no tshaib plab rau bandwidth . 800G yog qhov uas nws mus. Siv OM4 los yog OM5 nrog ultra low -tsis connectors. 8-fiber los yog 16-fiber base nyob ntawm kev xaiv transceiver. Tsis txhob pheej yig tawm - tag nrho cov ntsiab lus ntawm pawg yog throughput.
Standard Enterprise Data Center:
12- fiber ntau OM4, Hom B polarity, qib qis qis. Qhov no npog 40G / 100G yooj yim. Koj yuav zoo rau xyoo.
Colocation thiab carrier -neutral chaw:
Tib hom OS2 yog tias koj tab tom ntsib - kuv - chav sib txuas. Cov neeg siv khoom cia siab rau nws, thiab qhov kev ncua deb tuaj yeem txawv ntawm cov tsev.
Campus backbone:
Ib hom rau txhua yam tshaj 300 meters. Raws li qhov ntawd, multimode ua haujlwm tab sis ib hom yav tom ntej - pov thawj zoo dua. Kuv tau pom ntau dhau lawm -thiab- hloov tej yaam num uas ib tug neeg sim stretch multimode dhau qhov txwv.
Tej yam uas kuv xav kom ib tug hais rau kuv ua ntej
Ib txwm sim cov kab hluav taws xob ua ntej kev teeb tsa. Ib txwm. Lub Hoobkas kuaj cov ntaub ntawv tau zoo tab sis tej yam tshwm sim thaum shipping.
Khaws koj lub ntsej muag ferrule kawg kom huv si. Ib qho me me ntawm plua plav ntawm qhov ntom ntom no ua rau muaj teeb meem. IPA cov ntaub so thiab tshuaj ntsuam xyuas tsis yog xaiv tau.
Sau txhua yam. Ob qho kawg. Xws li hom polarity, suav fiber ntau, thiab cable ID. Yav tom ntej koj yuav ua tsaug.
Stock spare thaj cables. Tsis ntau - txaus. MPO txhuas lub sij hawm tuaj yeem ntev rau kev cai ntev.
Lub vojvoog khoov ntawm cov kab no tseem ceeb . 7.5mm yam tsawg kawg nkaus. Tsis txhob kink lawv nyob rau hauv cable tais.
Kab hauv qab
Tsis muaj ib qho "zoo tshaj" MPO cable. Muaj txoj cai cable rau koj lub network. Txheeb xyuas koj cov kev xav tau ceev, kev txwv deb, thiab cov phiaj xwm loj hlob. Sib piv polarity rau koj cov khoom siv. Yuav cov khoom sib txuas zoo vim tias fiber ntau optics tsis zam txim rau sloppiness.
Thiab yog tias koj tseem tsis paub meej tom qab nyeem qhov no? Hu rau tus neeg muag khoom koj ntseeg siab, qhia lawv raws nraim qhov koj tab tom tsim, thiab nug cov lus pom zoo. Cov zoo yuav tsis muag koj.
- - -
Rau kev specifications thiab cov khoom muaj, thov hu rau peb.