Amakuru yinganda
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POE ni iki?
Muri iyi si yihuta cyane, ikoranabuhanga riratera imbere ku buryo bwihuse.Mugihe abantu bakeneye guhuza imiyoboro ikora neza kandi yoroshye bikomeje kwiyongera, ibikoresho nka POE byahindutse byabaye ngombwa.None se mubyukuri POE ihinduka niyihe nyungu itumariye?A P ...Soma byinshi -
Nigute dushobora gutandukanya POE idasanzwe na POE isanzwe?
1. PoE idasanzwe na PoE isanzwe Kuri PoE isanzwe yujuje IEEE 802.3af / kuri / bt kandi ifite protocole yo guhana intoki.PoE itari isanzwe ntabwo ifite protocole yo guhana intoki, kandi itanga 12V, 24V cyangwa 48V DC itanga amashanyarazi.Amashanyarazi asanzwe yo gutanga amashanyarazi afite PoE igenzura c ...Soma byinshi -
Ni iki kigomba kwitonderwa mugihe uhisemo module ihuza optique?
Module optique nigikoresho cyibanze cya sisitemu yitumanaho kandi igira uruhare runini mugutumanaho kwa fibre optique.Irangiza cyane cyane imikorere yo guhindura amafoto.Ubwiza bwa optique module igena ihererekanyabubasha ryumuyoboro wa optique.Guhitamo nabi ...Soma byinshi -
Ni irihe tandukaniro riri hagati ya POE na switch isanzwe?
1. Kwizerwa gutandukanye: Guhindura POE ni guhinduranya bifasha amashanyarazi kumurongo.Ugereranije na sisitemu isanzwe, imashini yakira imbaraga (nka AP, kamera ya digitale, nibindi) ntabwo ikeneye gukora insinga z'amashanyarazi, kandi byizewe kumurongo wose.2. Imikorere itandukanye ...Soma byinshi -
Mugihe ugura switch, niyihe ntera ikwiye ya IP yo guhinduranya inganda?
Urwego rwo kurinda abahindura inganda rwateguwe na IEC (Ishyirahamwe mpuzamahanga rya Electrotechnical Association).Ihagarariwe na IP, naho IP bivuga “kurinda kwinjira.Noneho, mugihe tuguze inganda zinganda, niyihe IP ikwiye yo guhinduranya inganda?Shyira amashanyarazi amashanyarazi ...Soma byinshi -
Kuzamura - Gucunga ibyambu 8 byinganda Ethernet ihinduranya ibyambu 2 bya fibre
Kugirango duhuze ibyo abakiriya bacu bakeneye, twazamuye ibyambu 8 byacungwa n’inganda, kandi ubunini bwibicuruzwa bwabaye buto, bushobora kugabanya ibiciro byubwikorezi no kuzigama umwanya;Ibikurikira nibintu byingenzi biranga ibicuruzwa: * Shigikira 2 1000Base-FX fibre fibre na 8 10 ...Soma byinshi -
Nubuhe buryo bwo kuyobora bwo guhinduranya?
Hariho ubwoko bubiri bwuburyo bwo gucunga ibintu: 1. Gucunga ibintu byanyuze mu cyambu cya konsole ya switch ni iy'ubuyobozi butari hanze, burangwa no kudakenera gufata imiyoboro y'urusobekerane, ariko umugozi ni idasanzwe kandi intera iboneza ni ngufi ...Soma byinshi -
Nigute ushobora guhitamo neza?
Kugeza ubu, hari ubwoko bwinshi bwo guhinduranya ku isoko, kandi ubuziranenge ntiburinganiye, none ni ibihe bipimo twakagombye kwitondera mugihe tugura?1. Umuyoboro mugari;Igice cya 2/3 guhinduranya ibicuruzwa;2. Ubwoko bwa VLAN n'ubwinshi;3. Umubare n'ubwoko bw'ibyambu byahinduwe;4. Shigikira protocole nanjye ...Soma byinshi -
Ni irihe tandukaniro riri hagati ya Layeri 2 na Layeri 3?
Itandukaniro ryibanze hagati ya layer-2 ihinduranya na layer-3 ni uko protocole ikora protocole itandukanye.Ihinduramiterere-2 ikora kumurongo uhuza amakuru, naho layer-3 ikora kumurongo.Birashobora kumvikana gusa nka layer 2.Urashobora gutekereza ko ifite t ...Soma byinshi -
Ni irihe tandukaniro riri hagati yicyuma cyamashanyarazi nicyiciro cya optique?
Icyuma cy'icyuma cy'umuringa ni module ihindura icyambu cya optique ku cyambu cy'amashanyarazi.Igikorwa cyayo ni uguhindura ibimenyetso bya optique mubimenyetso byamashanyarazi, naho ubwoko bwayo ni RJ45.Optique-to-amashanyarazi module ni module ishyigikira guhinduranya, kandi ubwoko bwa paki burimo SFP, ...Soma byinshi -
Ese Ethernet Yinganda Zishobora Guhindura Inganda Zinyuranye Zubaka Urusobe Rwinshi?
Nkibicuruzwa byingenzi byitumanaho ryamakuru, inganda za Ethernet zihindura zigomba kuba zifunguye kandi zihujwe nibicuruzwa biva mubakora inganda nyinshi kugirango imikorere yigihe kirekire ihamye kandi itekanye.Niba wishingikirije gusa ku ruganda runaka, ibyago ni byinshi cyane.Kubwibyo, bishingiye kuri s ...Soma byinshi -
Nigute ushobora guhitamo umutekano uhinduka?
Guhindura umutekano, bizwi kandi nka PoE switch, byateguwe kubidukikije byoroheje nkurugo, amacumbi yishuri, biro, hamwe no gukurikirana bito.Ubwa mbere, ni bibi gukoresha ubushobozi bwa switch kugirango ubare umubare wa kamera hamwe na kamera.Biracyakenewe kohereza kuri ...Soma byinshi
