los ntawm Admin / 06 Mar 23 /0Cov lus pom Kev sib raug zoo ntawm OLT thiab ONU OLT: Nws yog hais txog cov kab hluav taws xob kho qhov muag uas peb siv, thiab tseem yog cov khoom siv dav hlau kawg uas siv los txuas cov kab hluav taws xob kho qhov muag. ONU: ONU yog hais txog qhov chaw kho qhov muag. ONU feem ntau muab faib ua active optical network unit thiab passive optical network unit. Gene... Nyeem ntxiv los ntawm Admin / 06 Mar 23 /0Cov lus pom Lub luag haujlwm ntawm Ethernet hloov Ethernet hloov yog ib hom kev hloov pauv uas xa cov ntaub ntawv raws li Ethernet, thiab Ethernet yog ib txoj hauv kev sib faib cov xov xwm tsheb npav. Tus qauv ntawm Ethernet hloov: txhua qhov chaw nres nkoj ntawm Ethernet hloov tau ncaj qha mus rau tus tswv tsev, thiab feem ntau nyob rau hauv tag nrho-duplex hom. Lub tshuab hluav taws xob tseem tuaj yeem ... Nyeem ntxiv los ntawm Admin / 04 Mar 23 /0Cov lus pom ONU (Optical Network Unit) yog dab tsi thiab cov lus qhia tshwj xeeb yog dab tsi? ONU yog dab tsi? Niaj hnub no, ONU yeej muaj ntau heev hauv peb lub neej. Kev sib txuas network muab los ntawm tus neeg teb xov tooj tau teeb tsa hauv txhua tus neeg lub tsev hu ua Optical Modem, tseem hu ua ONU ntaus ntawv. Lub network ntawm tus neeg teb xov tooj txuas nrog lub cuab yeej kho qhov muag, thiab tom qab ntawd txuas nrog PON chaw nres nkoj ntawm ... Nyeem ntxiv los ntawm Admin / 01 Mar 23 /0Cov lus pom Qhov sib txawv ntawm qhov hloov pauv zoo tib yam thiab lub zog hloov pauv POE hloov yog hloov nrog lub hwj huam mov, uas tuaj yeem txuas nrog cov keyboards zoo tib yam. POE keyboards tau dav siv hauv tsev so network kev pab them nqi, kev pabcuam hauv tsev kawm ntawv thiab kev saib xyuas kev nyab xeeb. Nrog rau kev hloov tshiab ntawm lub sijhawm, kev txhim kho ntawm kev ua neej nyob thiab nthuav dav ntawm l ... Nyeem ntxiv los ntawm Admin / 01 Mar 23 /0Cov lus pom Lub luag haujlwm ntawm POE network hloov Nyob rau tib lub sijhawm, cov neeg siv khoom yuav tuaj rau peb cov neeg ua haujlwm lag luam nug: Dab tsi yog POE hloov? Lub POE hloov tau muaj kev saib xyuas hauv kev ua lag luam thiab siv ntau qhov chaw hauv lub neej: piv txwv li, peb lub POE hloov tuaj yeem muab kev pabcuam hauv network hauv tsev so thiab tsev kawm ntawv, thiab tseem ua si qee yam ... Nyeem ntxiv los ntawm Admin / 22 Feb 23 /0Cov lus pom Interface ntawm optical fiber thiab ntaus ntawv Rau kev sib txuas lus kho qhov muag, optical interfaces ntawm cov cuab yeej txuas nrog los ntawm fiber ntau optical. Piv txwv li, kev sib txuas ntawm OLT thiab ONU (feem ntau hais lus, SFP kho qhov muag module yuav tsum tau muab kev sib txuas ntawm qhov muag ntawm OLT), thiab cov ntaub ntawv xa mus yog ... Nyeem ntxiv << < Ua ntej17181920212223Tom ntej no>>> Nplooj 20 / 76