Ka Admin / 17 Sep 22 /0Maikutlo Boema-kepe ba Ethernet - RJ45 Joalokaha ho bontšitsoe setšoantšong se ka holimo, re ka utloisisa ponahalo ea RJ45 ho ea ka setšoantšo, empa hase li-interfaces tsohle tsa RJ45 tse kang tse setšoantšong se ka holimo ke li-interfaces tsa RJ11, tse ke keng tsa tšohloa ka nakoana. Li-switches li hlophisitsoe ka lehlakore le likou tse ngata tsa RJ45, tse ka ... Bala haholoanyane Ka Admin / 16 Sep 22 /0Maikutlo Ho lumellana ha Optical Modules Ka kakaretso, ho lumellana ha li-module tsa optical ho bolela hore na li-module li ka sebetsa ka mokhoa o tloaelehileng lisebelisoa tsa puisano tsa lihlahisoa tse fapaneng le bahlahisi. Litaba tsa theknoloji ea optical modules li batla li le tlaase, 'me kenyelletso ea tsona e batla e le bonolo. Ka lebaka leo, ba bangata ba ... Bala haholoanyane Ka Admin / 15 Sep 22 /0Maikutlo Molao-motheo oa ho sebetsa oa Switch kapa mohlala oa litšupiso oa OSI, phetoho e sebetsa karolong ea bobeli ea mohlala ona, lera la khokahanyo ea data. Joalokaha ho bontšitsoe setšoantšong se latelang, sesebelisoa se na le likou tse robeli. Ha sesebelisoa se hoketsoe sesebelisoa ka RJ45, chip e kholo ea switch e tla tsebahatsa likou tse hoketsoeng marang-rang... Bala haholoanyane Ka Admin / 14 Sep 22 /0Maikutlo Kenyelletso ea PON Module Mojule oa PON ke mofuta oa optical module. E sebetsa lisebelisoa tsa terminal tsa OLT mme e hokahana le lisebelisoa tsa ofisi tsa ONU. Ke karolo ea bohlokoa ea marang-rang a PON. PON optical modules e ka aroloa ka APON (ATM PON) optical modules, BPON (broadband passive network) optical modules, EPON (Ethernet ... Bala haholoanyane Ka Admin / 08 Sep 22 /0Maikutlo The Principle of Frequency Hopping Spread Spectrum Communication (FHSS) FHSS, frequency hopping spread spectrum technology, tlas'a boemo ba ho lumellana le nako e le 'ngoe, e amohela lipontšo tse fetisoang ke bajari ba lihlopha tse tšesaane tsa mofuta o itseng (sebopeho sena se khethehileng se na le maqhubu a itseng, joalo-joalo) lipheletsong tse peli. Bakeng sa moamoheli ntle le mofuta o itseng, hop... Bala haholoanyane Ka Admin / 07 Sep 22 /0Maikutlo OFDM - Tlhaloso ea Protocol ea 802.11 OFDM e hlahisitsoe ho IEEE802.11a. Ho ipapisitsoe le mokhoa ona oa ho feto-fetoha ha molumo, re hloka ho tseba hore na OFDM ke eng ho utloisisa liprothokholo tse fapaneng. OFDM ke eng? OFDM ke theknoloji e khethehileng ea ho feto-fetoha ha mefuta e mengata. Theknoloji ena e ikemiselitse ho arola mocha ka li-channel tse 'maloa tsa orthogonal, le ... Bala haholoanyane << < E fetileng26272829303132E latelang >>> Leqephe 29/76