Amakuru
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Ni ubuhe bwoko bwimiterere ya terefone optique ya terefone?
Ubwoko bwa terefone ikoreshwa muburyo bwa terefone optique ya transiteri ni: loop relay interface (FXO), interineti igereranya abiyandikishije (FXS), umurongo wa terefone ya telefone (terefone yemewe), interineti ya terefone.Terefone optique ya terefone ikoreshwa muguhuza.Terefone mu ...Soma byinshi -
Intangiriro kubidukikije bikenewe bya 8-port PoE Hindura
8-port ya POE ihinduranya "Ntuzigere utwika igikoresho" ubwenge bwa POE bwubwenge, bwateye imbere-kwiyumvamo algorithm gusa imbaraga za IEEE 802.3af ibikoresho byanyuma, kubwibyo rero nta mpamvu yo guhangayikishwa no kwangiza ibikoresho bisanzwe bya PoE cyangwa ibikoresho bitari PoE.Sisitemu yo gutanga amashanyarazi yubwenge, kurinda ibirenze, bre ...Soma byinshi -
8-icyambu cya poe guhinduranya ibicuruzwa
Icyambu umunani cya POE (JHA-P30208CBMH) gitanga imbaraga nogukwirakwiza amakuru ukoresheje icyiciro cya 5 Ethernet insinga ziva kumurongo.8 + 2 icyambu cyihuta Ethernet ibyambu birashobora gukoreshwa muguhuza 10 / 100Mps, muribyo byambu 8 birashobora gutanga inganda zisanzwe IEEE802.3af.Iterambere ryo kwiyumvamo al ...Soma byinshi -
Nigute ushobora kugerageza guhuza modulike ihuza optique?
Abantu bakunze kugura modul optique bazi ko optique ya fibre optique isanzwe ikenera kwemeza code ihuza, kuko kuri ubu hari ubwoko bubiri kumasoko, imwe ni module ikora neza cyane, naho ubundi ni module ya optique ya marike yumwimerere. .Ikinyuranyo cyibiciro bet ...Soma byinshi -
Nigute ushobora kumenya amashanyarazi ya POE kubisanzwe bisanzwe?
PoE ihinduranya isobanura icyerekezo gishobora gutanga amashanyarazi kumurongo wa kure ukoresheje amashanyarazi.Nibikoresho bisanzwe bitanga amashanyarazi muri sisitemu yo gutanga amashanyarazi.Ariko, niba switch idafite imikorere ya POE, irashobora kongerwaho module yo gutanga amashanyarazi ya poe ...Soma byinshi -
Intangiriro yo gukoresha moderi nziza
Module optique, cyane cyane yerekeza kuri mato mato apakiye optique ishobora gushyuha.Nibikoresho bya optique bishobora gushyuha mugihe cyo gukora kandi bigakoreshwa ku cyambu cyibikoresho.Ikoreshwa cyane cyane muguhuza igikoresho (mubisanzwe bivuga igikoresho cyangwa inzira ya router).Amashanyarazi ...Soma byinshi -
Ninde uruta gukoresha CWDM / DWDM Multiplexer?
CWDM / DWDM igabanywa ryikwirakwizwa ryibikoresho bikoresha ibikoresho Nkuko abantu basabwa kwaguka bigenda byiyongera, ibikoresho bya Dense Wavelength Division Multiplexing (DWDM) byateye imbere cyane mukugabanya ibiciro, bityo rero bikaba byiza cyane ku isoko.Ariko, ...Soma byinshi -
Ni irihe tandukaniro riri hagati ya Multiplexer ya CWDM / DWDM?
Mu iyubakwa ry'imiyoboro y'akarere ka metropolitani (cyane cyane intera ndende ya OTN ya optique yohereza imiyoboro), ibikoresho byo kugabana imirongo yumurongo ni ngombwa cyane.Ibikoresho bya DWDM byuzuye bigabanya ibikoresho bifite intera ndende, ubushobozi bwogukwirakwiza cyane;...Soma byinshi -
Niki gitera ikimenyetso cya RS485 gihindura?
Igikorwa nyamukuru cya 485 gihindura ni uguhindura ikimenyetso kimwe RS-232 cyarangiye muburyo butandukanye RS-485 cyangwa RS-422.Bitewe no kohereza amakuru maremare hamwe nubushobozi bukomeye bwo kurwanya-kwivanga, rs485 ihindura ikoreshwa cyane mubitumanaho byumutekano nizindi nzego....Soma byinshi -
Ni izihe mpamvu zo kunanirwa module ya optique?
Moderi ya optique ikoreshwa cyane cyane muguhindura ibimenyetso byamashanyarazi mugikoresho (mubisanzwe bivuga kuri switch cyangwa igikoresho cya router) mubimenyetso bya optique, hanyuma ikabinyuza muri fibre optique (ishyirwa mubikorwa byohereza iherezo rya module optique), na irashobora kwakira optique yo hanze ...Soma byinshi -
Ni irihe tandukaniro riri hagati yicyambu cya RJ45 nicyambu cya SFP cya switch?
Nkuko twese tubizi, Gigabit Ethernet yahinduwe muri rusange ifite ubwoko bubiri bwibyambu: ibyambu bya RJ45 nibyambu bya SFP.Ubwoko bwombi bwicyambu bushobora gutwara Gigabit Ethernet yoherejwe, none itandukaniro irihe hagati yabo?Ni ubuhe bwoko bw'icyambu Gigabit Ethernet ihindura igomba gukoreshwa kugirango umenye Gigabit Ethernet ihuza ...Soma byinshi -
Gukenera optique ya fibre optique muri sisitemu yo kugenzura amashusho ya CCTV / IP
Muri iki gihe, kugenzura amashusho ni ibikorwa remezo by'ingenzi mu nzego zose.Kubaka sisitemu yo kugenzura amashusho yorohereza gukurikirana ahantu rusange no kubona amakuru.Ariko, hamwe no kumenyekanisha ibisobanuro bihanitse kandi byubwenge bwa videwo ...Soma byinshi
