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Ndeipi yakakura yekufambisa kureba kwePOE magetsi emagetsi switch?
Kuti tizive hurefu hwekutapurirana chinhambwe chePoE, tinofanira kutanga tafunga kuti ndezvipi zvinhu zvakakosha zvinotaridza kureba kureba.Muchokwadi, kushandisa yakajairwa Ethernet tambo (yakamonyoroka pair) kuendesa DC simba rinogona kutakurwa pamusoro pechinhambwe chakareba, icho chakakura kwazvo kupfuura chinotapurirana dist...Verenga zvimwe -
Chii chinonzi optical module?
Iyo optical module inoumbwa neoptoelectronic zvishandiso, anoshanda maseketi uye optical interfaces.Iyo optoelectronic mudziyo unosanganisira zvikamu zviviri: kutumira uye kugamuchira.Zvichitaurwa zviri nyore, basa reiyo optical module ndere kushandura chiratidzo chemagetsi kuita chiratidzo chemaziso panguva yekutumira ...Verenga zvimwe -
Maitiro emusika weChina network zvishandiso
Tekinoroji nyowani uye maapplication matsva anoenderera mberi nekukonzeresa kukura kweiyo data traffic, iyo inotarisirwa kutyaira network yemidziyo yemusika kuti ipfuure kukura kunotarisirwa.Nekukura kweiyo data traffic yepasi rose, huwandu hwemidziyo yeInternet iri kuwedzerawo nekukurumidza.Panguva imwe,...Verenga zvimwe -
Ndeupi musiyano uripo pakati peiyo Ethernet switch uye router?
Kunyangwe ese ari maviri achishandiswa kune network switching, pane misiyano mukushanda.Musiyano 1: Mutoro uye subnetting zvakasiyana.Panogona chete kuve negwara rimwe chete pakati peEthernet switch, kuitira kuti ruzivo rwuname pane imwe yekutaurirana link uye haigone kugoverwa zvine simba kuenzanisa ...Verenga zvimwe -
Optical transceiver mhando & interface mhando
Optical transceiver ndiyo inogumira midziyo yekufambisa kwemasaini.1. Optical transceiver type: Optical transceiver chigadziro chinoshandura E1 yakawanda ( data transmission standard ye trunk lines, kazhinji pachiyero che 2.048Mbps, chiyero ichi chinoshandiswa muChina neEurope) mu opti ...Verenga zvimwe -
Transmitter?Receiver?Iyo A / B yekupedzisira yefiber media converter inogona kubatana zvakasununguka?
Kune optical fiber transceivers, basa guru reiyo transceiver nderekuwedzera nhanho yekutapurirana network, iyo inogona kuderedza chirema chekuti network tambo haigone kuendesa kure-kure kune imwe nhanho, uye kuunza nyore kune yekupedzisira makiromita kutapurirana, asi kune avo. WHO...Verenga zvimwe -
Ndeipi fiber media inoshandura inotumira uye inogamuchira?
Kana isu tichifambisa pamusoro pemadaro marefu, isu tinowanzo shandisa optical fiber kutumira.Nekuti nzvimbo yekufambisa yeoptic fiber yakarebesa, kazhinji, kureba kweiyo single-mode fiber inopfuura makiromita makumi maviri, uye kureba kwekufambisa kwema-multi-mode fiber kunogona kusvika kumusoro ...Verenga zvimwe -
Ndeupi musiyano uripo pakati peAOC neDAC?sei kusarudza?
Kazhinji kutaura, active optical cable(AOC) uye direct attach cable (DAC) ine misiyano inotevera: ① Kusiyana kwesimba rekushandisa: simba rekushandisa reAOC rakakwirira kudarika reDAC;②Mafaro akasiyana ekutapurirana: Mudzidziso, kureba kwekufambisa kureba kweAOC kunogona kusvika 100M,...Verenga zvimwe -
Ndeipi basa refiber media converter?
Iyo fiber media inoshandura chinhu chinodiwa chechigadzirwa cheiyo optical communication system.Basa rayo guru ndiro Ethernet transmission media conversion unit iyo inotsinhanisa kure-kure-kukomba kwakamonyoroka-peya masaini emagetsi uye kureba-kure optical zviratidzo.fiber media converter zvigadzirwa zviri...Verenga zvimwe -
Paunenge uchitenga switch, ndeipi yakakodzera IP level yeindasitiri switch?
Iyo nhanho yekudzivirira yekuchinja kwemaindasitiri inonyorwa neIEC (International Electrotechnical Association).Inomiririrwa neIP, uye IP inoreva "ingress kudzivirira.Saka, kana isu tichitenga maindasitiri ekuchinja, ndeipi yakakodzera IP level yemaindasitiri switch?Rongedza magetsi ekushandisa...Verenga zvimwe -
Ndeupi musiyano uripo pakati pePOE switch uye yakajairika switch?
1. Kuvimbika kwakasiyana: POE switches ma switch anotsigira magetsi kune network tambo.Zvichienzaniswa neakajairika switch, magetsi-anogamuchira materminal (akadai seAPs, digital makamera, nezvimwewo) haadi kuita simba wiring, uye anonyanya kuvimbika kune network yese.2. Basa rakasiyana...Verenga zvimwe -
Ndedzipi dziviriro dzekuchinja kwemaindasitiri mukushandiswa kwemazuva ese?
Ndedzipi dziviriro dzekuchinja kwemaindasitiri mukushandiswa kwemazuva ese?(1) Usaisa mudziyo panzvimbo iri pedyo nemvura kana kuti pakanyorova;(2) Usaise chero chinhu patambo yemagetsi, ita kuti isasvike;(3) Kuti udzivise moto, usapfundo kana kuputira tambo;(4) Iyo magetsi yekubatanidza uye zvimwe zvishandiso co...Verenga zvimwe
