Nkhani
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Kodi mtunda wautali wotumizira wa switch yamagetsi ya POE ndi yotani?
Kuti tidziwe mtunda wautali wotumizira wa PoE, choyamba tiyenera kudziwa kuti ndi zinthu ziti zomwe zimatsimikizira mtunda wautali.M'malo mwake, kugwiritsa ntchito zingwe za Efaneti (zopotoka) kufalitsa mphamvu ya DC zitha kunyamulidwa mtunda wautali, womwe ndi waukulu kwambiri kuposa ma dist opatsirana ...Werengani zambiri -
Kodi Optical module ndi chiyani?
Optical module imapangidwa ndi zida za optoelectronic, mabwalo ogwira ntchito ndi mawonekedwe owoneka bwino.Chipangizo cha optoelectronic chimaphatikizapo magawo awiri: kutumiza ndi kulandira.Mwachidule, ntchito ya optical module ndikusintha chizindikiro chamagetsi kukhala chizindikiro cha kuwala pakutumiza ...Werengani zambiri -
Zomwe zikuchitika pamsika waku China network zida
Tekinoloje zatsopano ndi kugwiritsa ntchito kwatsopano zikupitiliza kulimbikitsa kukula kwa kuchuluka kwa ma data, zomwe zikuyembekezeka kuyendetsa msika wa zida zama netiweki kupitilira kukula komwe kukuyembekezeka.Ndi kukula kwa kuchuluka kwa ma data padziko lonse lapansi, kuchuluka kwa zida zapaintaneti kukuchulukiranso mwachangu.Nthawi yomweyo,...Werengani zambiri -
Kodi pali kusiyana kotani pakati pa Ethernet switch ndi rauta?
Ngakhale onsewa amagwiritsidwa ntchito posintha maukonde, pali kusiyana kwa ntchito.Kusiyanitsa 1: Katundu ndi subnetting ndizosiyana.Pakhoza kukhala njira imodzi yokha pakati pa ma switch a Efaneti, kotero kuti chidziwitsocho chimakhazikika pa ulalo umodzi wolumikizirana ndipo sichingagawidwe mwamphamvu kuti chilinganize ...Werengani zambiri -
Mtundu wa transceiver wa Optical & mtundu wa mawonekedwe
Optical transceiver ndiye chida chothandizira kufalitsa ma siginecha.1. Mtundu wa transceiver wa Optical: Transceiver ya Optical ndi chipangizo chomwe chimasintha ma E1 angapo (mtundu wotumizira deta wa mizere ya thunthu, nthawi zambiri pa mlingo wa 2.048Mbps, muyezo uwu umagwiritsidwa ntchito ku China ndi ku Ulaya) mu opti...Werengani zambiri -
Wotumiza?Wolandira?Kodi mapeto a A/B a fiber media converter angalumikizidwe mwachisawawa?
Kwa optical fiber transceivers, ntchito yayikulu ya transceiver ndikukulitsa mtunda wotumizira ma netiweki, zomwe zimatha kuchepetsa vuto lomwe chingwe cha netiweki sichingatumize mtunda wautali mpaka pamlingo wina, ndikubweretsa mwayi wopita kumtunda wotsiriza wamakilomita, koma kwa iwo. WHO...Werengani zambiri -
Kodi fiber media converter iti imatumiza ndipo imalandira iti?
Tikamatumiza maulendo ataliatali, nthawi zambiri timagwiritsa ntchito ma optical fibers kufalitsa.Chifukwa kufala mtunda wa CHIKWANGWANI kuwala ndi yaitali kwambiri, ambiri, kufala mtunda wa single-mode CHIKWANGWANI ndi woposa makilomita 20, ndi kufala mtunda wa Mipikisano mode CHIKWANGWANI akhoza kufika t ...Werengani zambiri -
Kodi pali kusiyana kotani pakati pa AOC ndi DAC?kusankha?
Nthawi zambiri, chingwe chogwira ntchito (AOC) ndi chingwe cholumikizira mwachindunji (DAC) chimakhala ndi zosiyana izi: ① Kugwiritsa ntchito mphamvu mosiyanasiyana: kugwiritsa ntchito mphamvu kwa AOC ndikokwera kuposa kwa DAC;②Matali osiyanasiyana opatsirana: Mwachidziwitso, mtunda wautali kwambiri wa AOC ukhoza kufika 100M, ...Werengani zambiri -
Kodi ntchito ya fiber media converter ndi chiyani?
Fiber media converter ndi chida chofunikira chopangira makina olumikizirana owoneka bwino.Ntchito yake yayikulu ndi Ethernet transmission media conversion unit yomwe imasinthanitsa ma siginecha amagetsi opotoka mtunda waufupi ndi ma sign atali atali.fiber media converter mankhwala ndi...Werengani zambiri -
Mukamagula chosinthira, kodi IP yoyenera pakusintha kwa mafakitale ndi iti?
Mulingo wachitetezo cha masinthidwe a mafakitale amalembedwa ndi IEC (International Electrotechnical Association).Ikuyimiridwa ndi IP, ndipo IP imatanthawuza "chitetezo cha ingress.Ndiye, tikamagula masiwichi a mafakitale, ndi mlingo wotani wa IP wa masiwichi a mafakitale?Sankhani zida zamagetsi...Werengani zambiri -
Kodi pali kusiyana kotani pakati pa kusintha kwa POE ndi kusintha kwabwinobwino?
1. Kudalirika kosiyana: Kusintha kwa POE ndi masiwichi omwe amathandiza magetsi ku zingwe za netiweki.Poyerekeza ndi masiwichi wamba, ma terminals olandila mphamvu (monga ma APs, makamera a digito, ndi zina zambiri) safunikira kuchita ma waya amagetsi, ndipo ndi odalirika pa intaneti yonse.2. Ntchito zosiyanasiyana...Werengani zambiri -
Ndi njira ziti zopewera kusintha kwa mafakitale pakugwiritsa ntchito tsiku ndi tsiku?
Ndi njira ziti zopewera kusintha kwa mafakitale pakugwiritsa ntchito tsiku ndi tsiku?(1) Musayike chipangizo pamalo pafupi ndi madzi kapena pachinyontho;(2) Osayika chilichonse pa chingwe chamagetsi, sungani patali;(3) Pofuna kupewa moto, musapange mfundo kapena kukulunga chingwe;(4) Cholumikizira mphamvu ndi zida zina zothandizira ...Werengani zambiri
