Kamoo Motlatsi oa Motlakase o Sebetsang o Sebetsang Kateng
Jack Jack e ngolisitsoeng (RJ45) ke mofuta o tloaelehileng oa motlakase oa lisebelisoa tsa lithelefere. Li-RJ45 li-connector li atisa ho bonoa ka likhala tsa Ethernet le marang-rang.
Mehala ea kajeno ea Ethernet e kentse li-plug plastiki tse nyenyane qetellong e 'ngoe e kenyelletsoang mekotleng ea RJ45 ea Ethernet. Lentsoe "plug" le bolela qetello ea "mohlankana" kapa "banna" ha lentsoe "jack" le bolela qetellong kapa "qetello" ea basali.
RJ45, RJ45s, le 8P8C
Li-plug RJ45 li na le lintlha tse robeli tseo ho tsona lisebelisoa tsa terata tsa mocheso li sebelisang motlakase. Pula e 'ngoe le e' ngoe e na le libaka tse robeli tse arotsoeng ka limilimithara tse le 'ngoe ho ea moo lisebelisoa tsa motlakase li kenngoa ho sebelisa lisebelisoa tse khethehileng tsa ho roala lihlahisoa. 8P8C, shorthand bakeng sa boemo bo robeli, ho kopana le ba robeli).
Litsebelisoa tsa Ethernet le li-connectors tsa 8P8C li tlameha ho kenngoa ka hare ho mokhoa oa Riring oa RJ45 hore o sebetse hantle. Ka tsela e nepahetseng, 8P8C e ka sebelisoa le mefuta e meng ea likamano ntle le Ethernet; e boetse e sebelisoa ka likhala tsa serial RS-232 , mohlala. Leha ho le joalo, kaha RJ45 ke eona e sebelisoang haholo ka 8P8C, litsebi tsa indasteri li atisa ho sebelisa mantsoe ana ka bobeli.
Mekhoa ea mekhoa ea mekhoa e tloaelehileng e sebelisitsoeng ka mefuta e mengata ea RJ45 e bitsoang RJ45s, e nang le mabitso a mabeli feela a khanyang 8P2C ho e-na le a robeli. Ho tšoana ho haufi ha RJ45 le RJ45 ho entse hore ho be thata ho leihlo le sa tsejoang ho bolella ba babeli hore ba arohane.
Litlhakane tsa Riring tsa RJ45 Connectors
Litekanyetso tse peli tse tloaelehileng tsa RJ45 li hlalosa litokisetso tsa lisebelisoa tse robeli tse hlokahalang ha li kopanya lihlahisoa tsa mohala: litekanyetso tsa T568A le T568B . Ka bobeli ba latela kopano ea ho roala lithane ka lehlakoreng le le leng la mebala e mehlano-le sootho, le tala, le lehlabula, le leputsoa kapa le lesoeu-ka mokokotlo o itseng le o kopantsoeng ka tieo.
Ho latela likopano tsena ke habohlokoa ha ho hahoa lisebelisoa ho tiisa hore motlakase o lumellana le lisebelisoa tse ling. Bakeng sa mabaka a histori, T568B e fetohile boemo bo tummeng haholo. Tafole e ka tlase e akaretsa ho khetholla mebala ena.
| Pin | T568B | T568A |
|---|---|---|
| 1 | e tšoeu ka moqhaka oa lamunu | e tšoeu ka moqhaka o motala |
| 2 | namunu | e tala |
| 3 | ka moqhaka o motala | e tšoeu ka moqhaka oa lamunu |
| 4 | e putsoa | e putsoa |
| 5 | e tšoeu ka mebala e putsoa | e tšoeu ka mebala e putsoa |
| 6 | e tala | namunu |
| 7 | e tšoeu ka mebala e sootho | e tšoeu ka mebala e sootho |
| 8 | e sootho | e sootho |
Mefuta e meng e mengata ea li-connectors e tšoana haholo le RJ45, 'me e ka ferekanya habonolo. Li-connectors tsa RJ11 tse sebelisitsoeng ka lisebelisoa tsa thelefono, ka mohlala, sebelisa li-connectors maemo a tšeletseng ho e-na le li-connectors tsa boemo ba robeli, li etsa hore li fokotsehe ho feta li-connecteurs RJ45.
Litaba tse nang le RJ45
E le hore u theha marang-rang pakeng tsa plug le marang-rang a marang-rang, li-plug tse ling tsa RJ45 li sebelisa polasetiki e nyenyane e khabisoang e bitsoang tab. Taba e etsa tiiso e tiileng pakeng tsa mochine le port ho kenngoa, ho hlokang hore motho a sebelise khatello e tlaase ho tabo ho lumella ho phunya. Sena se thusa ho thibela motlakase ho tsoa ka phoso. Ka bomalimabe, li-tab tsena li phunya habonolo ha li se li khutlela morao, tse etsahalang ha mochine o kopanyang ka mocha o mong, liaparo kapa ntho e 'ngoe e haufi.