Lub fiber ntau kis lis piam yog dab tsi?
Optical fiber transceiver yog hom Ethernet xa mus rau lub chaw hloov pauv hloov pauv uas tuaj yeem hloov luv luv sib kis rau cov hluav taws xob teeb liab thiab lub teeb liab sib nrug ntev. Nws tseem hu ua fiber hloov pauv hauv ntau lub chaw. Cov khoom lag luam feem ntau siv nyob rau hauv cov tswv yim network ib puag ncig qhov chaw ntawm Ethernet cable tsis tuaj yeem npog thiab cov fiber ntau optical yuav tsum siv los txuas ncua kev sib kis. Thiab nws feem ntau tau nyob hauv txheej nkag ntawm broadband MAN cov ntawv thov; xws li: saib xyuas lub siab txhais video duab xa tawm ntawm Ping' ib qhov project; nyob rau tib lub sijhawm, nws tseem ua lub luag haujlwm tseem ceeb hauv kev pab txuas txuas qhov kawg km hluav taws xob fiber ntau kab rau tus txiv neej thiab sab nraud network.
Fiber optic transceivers feem ntau siv nyob rau hauv cov tswv yim network ib puag ncig qhov twg Ethernet cable tsis tuaj yeem npog thiab cov khoom siv fiber ntau yuav tsum siv los txuas qhov sib kis. Nyob rau tib lub sijhawm ntawd, lawv tseem ua lub luag haujlwm tseem ceeb hauv kev pabcuam los txuas cov mais kawg ntawm txoj kab hluav taws xob rau kab hluav taws xob mus rau cheeb tsam nroog thiab sab nrauv network. Nrog optical fiber transceivers, lub kaw lus tau txhim kho los ntawm tooj liab hlau txuas mus rau optical fiber, uas muab cov phiaj xwm qis rau cov neeg siv nrog luv peev nyiaj, manpower lossis sijhawm. Kev ua haujlwm ntawm optical fiber transceiver yog los hloov lub teeb liab hluav taws xob peb xav kom xa mus rau lub teeb liab hluav taws xob thiab xa mus rau tib lub sijhawm.
Yam ntxwv
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 qeeb.
2. Ua tiav pob tshab rau network raws tu qauv.
3. Tshwj xeeb ASIC nti siv los txhawm rau paub cov ntaub ntawv cov kab nrawm. Programmable ASIC sib xyaw ntau cov haujlwm rau hauv ib nti, uas muaj qhov zoo ntawm cov qauv yooj yim, kev ntseeg siab, qis zog noj, thiab lwm yam nws tuaj yeem ua rau lub cuab yeej tau txais kev ua haujlwm siab dua thiab txo tus nqi.
4. Cov cuab yeej ntaus cov khoom tuaj yeem muab kub ntsaws ua haujlwm, uas yooj yim rau kev saib xyuas thiab tsis hloov txuas ntxiv.
5. Cov cuab yeej tswj hwm lub network 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 haujlwm tiav thiab lub cav tsis sib haum.
6. Cov khoom siv adopts 1 + 1 zog mov tsim, txhawb ultra dav fais fab mov voltage, thiab kom pom tseeb tiv thaiv lub zog thiab hloov mus.
7. Txhawb ultra dav ua haujlwm kub ntau yam.
8. Txhawb nqa kis mus deb (0-120km).
Kev hloov pauv yog dab tsi?
Hloov, uas txhais tau hais tias" hloov" ;, yog ib hom ntawm cov khoom siv network tau siv rau hluav taws xob (kho qhov muag) teeb liab xa mus. Nws tuaj yeem muab cov hluav taws xob tshwj xeeb rau kab rau ob lub network ntawm kev nkag mus. Feem ntau tus tes hloov pauv yog Ethernet hloov. Lwm tus sawv daws yog cov hloov xov tooj lub suab, hloov kho fiber ntau, thiab lwm yam.
Network hloov hluav taws xob yog cov khoom siv los nthuav cov network, tuaj yeem muab ntau cov chaw nres nkoj sib txuas rau cov sub network, kom txuas ntxiv rau ntau cov khoos phis tawm. Nrog txoj kev loj hlob ntawm kev sib txuas lus kev lag luam thiab kev tshaj tawm ntawm kev qhia txog kev lag luam hauv tebchaws, kev lag luam network hloov lag luam tau nce ntxiv tsis tu ncua. Nws muaj cov yam ntxwv ntawm kev ua tau zoo ntawm tus nqi, siab yooj, yooj yim thiab yooj yim rau kev siv. Ethernet thev naus laus zis tau ua qhov tseem ceeb tshaj plaws LAN siv tshuab, thiab hloov network tau dhau los ua cov hloov hluav taws xob zoo tshaj plaws
Kev faib tawm
Hais tawm dav dav, muaj ob yam ntawm lub network txuas: Wan hloov thiab LAN hloov. Wan keyboards yog siv dav hauv kev sib txuas lus, muab lub hauv paus kev sib txuas lus. LAN hloov yog siv hauv LAN txuas cov khoom siv davhlau ya nyob twg, xws li PC thiab network tshuab luam ntawv. Hais txog kev hloov cov nruab nrab thiab cov nrawm sib kis, nws muaj peev xwm raug faib ua Ethernet hloov, hloov ceev Ethernet, Gigabit Ethernet hloov, FDDI hloov, ATM hloov thiab token lub nplhaib hloov. Los ntawm cov nplai ntawm daim ntawv thov, nws tuaj yeem muab faib ua theem kev sib koom tes, chav hloov theem thiab chav ua haujlwm hloov. Feem ntau hais lus, kev hloov qib kev lag luam yog rack hom, chav hloov qib tuaj yeem yog rack hom (nrog tsawg dua qhov qhib) lossis hom teeb tsa ruaj khov, thaum pab pawg theem hloov yog hom teeb tsa (nrog cov haujlwm yooj yim). Ntawm qhov tod tes, los ntawm qhov pom ntawm daim ntawv thov teev, raws li lub nraub qaum, qhov hloov khoom txhawb nqa cov lag luam loj uas muaj ntau tshaj 500 cov ntsiab lus yog cov hloov qib kev ua lag luam, cov hloov khoom txhawb nqa cov lag luam nruab nrab nrog tsawg dua 300 cov ntsiab lus yog cov hloov qib theem. , thiab cov hloov uas txhawb nqa tsawg dua 100 cov ntsiab lus koom ua ke yog qib sib dhos.
Dab tsi yog qhov sib txawv ntawm fiber transceiver thiab hloov?
Optical fiber transceiver yog cov khoom siv uas tsim nyog them nqi thiab yoog raws. Nws txoj kev siv ntau tshaj plaws yog los hloov lub teeb liab hluav taws xob hauv kev sib tw ua ob sab rau hauv cov cim kho qhov muag. Nws feem ntau siv nyob rau hauv cov chaw network tiag tiag qhov twg Ethernet tooj liab tsis tuaj yeem npog thiab optical fiber yuav tsum siv los txuas qhov kev sib kis. Nyob rau tib lub sijhawm, nws tseem ua lub luag haujlwm tseem ceeb hauv kev pabcuam los txuas lub mais kawg ntawm txoj kab hluav taws xob nyob rau thaj tsam ntawm nroog loj thiab cov ua haujlwm sab nraud. Hloov yog ib hom ntawm cov khoom siv hauv network siv rau hluav taws xob (kho qhov muag) cov teeb liab xa mus, uas ua lub luag haujlwm tseem ceeb hauv kev sib txuas lus ntawm cov khoom siv sib txuas hauv wired (xws li khoos phis tawm, tshuab luam ntawv, khoos phis tawj, thiab lwm yam), thiab nws feem ntau txuas nrog router, kom koj tuaj yeem nkag mus rau hauv lub network los ntawm cov kho qhov muag.
1.Txhais kev thauj mus los ceev
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 pom muaj 100m thiab gigabit optical fiber transceivers, uas muaj kev lag luam zoo thiab kev daws teeb meem hauv tsev thiab me thiab nruab nrab kev lag luam network. Muaj 1g, 10g, 25g, 100g thiab 400g keyboards txuas. Noj cov chaw loj cov ntaub ntawv network ua piv txwv, 1g / 10g / 25g hloov mus rau feem ntau yog siv rau nkag txheej lossis tor hloov, thaum 40g / 100g / 400g hloov chaw feem ntau yog siv los hloov tus tub ntxhais lossis caj qaum.
2.Installation nyuaj
Optical fiber transceiver yog cov cuab yeej siv kho vajtse ua kom yooj yim, qhov kev sib tshuam yog tsawg dua qhov hloov mus, yog li nws cov xov hlau thiab kev sib txuas yog qhov yooj yim. Lawv tuaj yeem siv ib leeg los yog ntsia rau hauv lub khib. Raws li optical fiber transceiver yog lub ntsaws thiab kev ua si ntaus ntawv, nws cov txheej txheem kev teeb tsa yog yooj yim heev: tsuas yog ntxig rau txoj xov tooj liab sib txuas thiab optical fiber jumper mus rau qhov chaw sib txuas hluav taws xob chaw nres nkoj thiab chaw nres nkoj kho qhov muag, thiab tom qab ntawd txuas cov tooj liab cable thiab kho qhov muag fiber rau ob hnub ntawm cov khoom siv network. Cov yees duab hauv qab no qhia koj cov txheej txheem kev teeb tsa ntawm fiber ntau qhov chaw kis.
Cov hloov key network tuaj yeem siv ib leeg hauv tsev network lossis chaw ua haujlwm me, lossis tuaj yeem ntsia tau rau hauv cov kab hauv cov chaw loj cov ntaub ntawv network. Feem ntau, yuav tsum tau muab cov qauv coj los tso rau hauv qhov chaw nres nkoj, thiab tom qab ntawd txuas nrog lub koos pij tawj lossis lwm cov cuab yeej network nrog sib txuas network cable lossis kho qhov muag ua fiber ntau. Nyob rau hauv qhov chaw siab cabling ib puag ncig, cov ncej faib, fiber ntau lub thawv thiab cable tswj cov cuab yeej yuav tsum tau siv los tswj cov kab hluav taws xob thiab ua kom yooj yim ntawm cov xov hlau. Txog kev tswj hwm lub network hloov mus, nws yuav tsum tau nruab nrog qee cov haujlwm siab, xws li SNMP, VLAN, IGMP thiab lwm yam.
3. ua haujlwm configuration
Lub qub tuaj yeem hloov hluav taws xob teeb liab mus rau lub teeb liab kho qhov muag kom paub txog cov khoom sib txuas raws li tooj liab xaim xaim txuas ntxiv kom ntev qhov kev xa mus kis; lub tom kawg tuaj yeem paub txog qhov hloov dua siab tshiab ntawm ib hom, ib qho thiab ob npaug fiber ntau, thiab yoj yoj hloov dua siab tshiab (feem ntau hloov cov pa hluav taws xob ntawm 1310nm thiab 1550nm rau WDM wavelength).
Piv nrog optical fiber transceiver, txoj haujlwm ntawm hloov yog ntau dua, uas yog txiav txim siab los ntawm nws lub network ua haujlwm. Raws li lub network txheej, lawv tuaj yeem faib ua txheej 2, txheej 3 thiab txheej txheej 4 cov khoom siv. Feem ntau, hloov txheej 2 yog qhov hloov qhov yooj yim siv los xa cov ntaub ntawv thiab ua qhov yuam kev kuaj ntawm txhua tus ncej xa thiab tau txais. Txheej txheej 3 thiab txheej txheej 4 cov khoom siv ua ke muaj qhov kev hloov pauv, uas tuaj yeem xa cov pob khoom mus rau qhov chaw 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.
HTF' s cov khoom lag luam zoo tau lees tias, thiab cov khoom siv siv tau yog txawv txawv.
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