Ngaba ukhe wazibuza ukuba isiseko sonxibelelwano lwakho lwe-Intanethi sisebenza njani? I-Network cabling yinkqubo evumela ukuhanjiswa kwedatha phakathi kwezixhobo ezahlukeneyo kuthungelwano. Ukusuka kuthungelwano lwengingqi (LANs) ukuya kuthungelwano lwendawo ebanzi (WANs), i-network cabling ibalulekile kunxibelelwano olusebenzayo nolukhawulezayo. Kweli nqaku, siza kujonga nzulu kwiintlobo ezi-5 eziqhelekileyo ezisetyenziswayo zenethiwekhi ye-cabling, iimpawu zazo, iingenelo kunye nokungalunganga, kunye nendlela yokukhetha echanekileyo kwiimfuno zakho. Zilungiselele ukungena kwihlabathi elinomdla lonxibelelwano!
Iindidi ezi-5 zeNethiwekhi yeCabling
I-Network cabling iphuhliswe kule minyaka idlulileyo, kwaye namhlanje kukho iindidi ezininzi ezisetyenziswa kwiindawo ezahlukeneyo. Ngamnye wabo uneempawu zakhe kwaye ufanelekile kwizicelo ezahlukeneyo. Okulandelayo, siza kuphonononga ngokweenkcukacha ezona ntlobo zi-5 ziphambili zonxibelelwano lwentambo:
1. I-Ethernet
iingcingo ethernet Yenye yezona zidumileyo kwaye zisetyenziswa ngokubanzi kwihlabathi lothungelwano. Isetyenziselwa ukudibanisa izixhobo kwiinethiwekhi zendawo, ezifana nezindlu, iiofisi kunye amaziko edatha. Owona mgangatho uqhelekileyo we-Ethernet yi-twisted pair cable, equka iperi yeengcingo zobhedu ezigqunyiweyo eziphothiweyo. Ezinye iintlobo ze-Ethernet cabling ziquka i-Cat5, i-Cat6, kunye ne-Cat7, enikezela ngesantya esiphezulu sothumelo lwedatha.
Isebenza njani i-Ethernet cabling?
I-Ethernet cabling isebenzisa indlela yokudlulisa idatha ebizwa ngokuba yi-amplitude shift keying (ASK). Idatha igqithiswa ngee-pulses zombane ezimele ezombini kunye no-zero. Ezi pulse zithunyelwa ngeeperi zocingo zobhedu zentambo, kwaye izixhobo eziqhagamshelwe kuthungelwano zinokutolika ezi pulse zize ziziguqule zibe yinkcazelo eqondakalayo.
Izinto ezilungileyo ze-Ethernet cabling
- Izantya ezikhawulezayo nezithembekileyo zothumelo lwedatha.
- Ukufumaneka ngokubanzi kwezixhobo ezihambelanayo kunye namacandelo.
- Ufakelo olulula kunye nokugcinwa.
- Iindleko eziphantsi xa kuthelekiswa nezinye iintlobo zocingo.
Ukungalungi kwe-Ethernet cabling
- Ukulinganiselwa komgama ekuhanjisweni kwedatha (kuxhomekeke kukwahluka kwentambo).
- Ukuba sesichengeni kuphazamiseko lwe-electromagnetic.
- Ifuna ukucwangciswa okufanelekileyo kwee-routers kunye nokutshintsha ukuze usebenze ngokufanelekileyo.
I-Ethernet cabling lukhetho oluluqilima kwiimfuno ezininzi zoqhagamshelo, kodwa kukho ezinye iindidi zenethiwekhi yekhewubhu enokululungela ngcono usetyenziso oluthile. Makhe sijonge uhlobo olulandelayo lwe-wiring: i-coaxial.
2.Ukhohlwayo
I-coaxial cabling isetyenziswe ngokubanzi kwixesha elidlulileyo ukusasaza umabonakude kunye neempawu zedatha kuthungelwano lwengingqi. Nangona ukuthandwa kwayo kwehlile ngokufika kwetekhnoloji ye-Ethernet, isasetyenziswa kwezinye izicelo ezithile. Intambo ye-coaxial iqukethe i-coaxial cable ejikelezwe yi-insulator, i-braid yentsimbi, kunye nejacket yangaphandle.
Isebenza njani icoaxial cabling?
Kwi-coaxial cabling, ukuhanjiswa kwedatha kufezekiswa ngeesignali zombane ezihamba ecaleni komqhubi weziko. Umnatha wesinyithi ojikelezileyo usebenza njengesithintelo sokhuselo ngokuchasene nokuphazamiseka kombane. Olu yilo luvumela umgangatho olungileyo wesignali kunye nelahleko encinci yedatha kumgama omde xa kuthelekiswa ne-Ethernet cabling.
Izinto eziluncedo kwi-coaxial cabling
- Umgangatho womqondiso olungileyo kunye nelahleko encinci yedatha kumgama omde.
- Ukumelana nokuphazamiseka kwe-electromagnetic.
- Ifanelekile kwizicelo ezifuna i-bandwidth ephezulu, efana nenkcazo ephezulu yokusasazwa kwevidiyo.
Ukungalungi kwe-coaxial cabling
- Iindleko eziphezulu xa kuthelekiswa ne-Ethernet cabling.
- Ubunzima bofakelo kunye nokugcinwa ngenxa yokwakhiwa kwayo okuyinkimbinkimbi.
- Isantya esisezantsi sothumelo lwedatha xa kuthelekiswa nesizukulwana samva nje se-Ethernet.
Nangona i-coaxial cabling iye yasuswa kakhulu yi-Ethernet, isasetyenziswa kumashishini athile kunye nezicelo. Okulandelayo, siza kuphonononga olunye uhlobo lwentambo yothungelwano oluguqule ukuhanjiswa kwedatha kumgama omde: ifiber optics.
3. IFayibha yokubona
La fiber optic Lolona hlobo luhamba phambili nolusebenzayo lwe-network cabling ngokubhekiselele kumgama omde kunye ne-high-speed data transmission. Ngokungafaniyo neentambo zobhedu ezisetyenziswa kwi-Ethernet kunye ne-coaxial, i fiber optic isebenzisa imisonto ecekethekileyo yeglasi okanye yeplastiki ukuhambisa imiqondiso yokukhanya.
Isebenza njani i-fiber optics?
Ukuhanjiswa kwedatha ngefiber optical kusekelwe ekusasazweni kwemiqondiso yokukhanya ngeglasi okanye ngemisonto yeplastiki. Ukukhanya kubonakaliswa kwaye kuhlanjululwe ngaphakathi kwefiber, evumela ukuhanjiswa kwedatha ngokukhawuleza nangokufanelekileyo. Iimpawu zokukhanya zingamela ulwazi lwedijithali ngendlela yeepulses, ezinokutolikwa ekupheleni kwefiber optical ukubuyisela idatha yokuqala.
Izinto eziluncedo kwifiber optics
- Izantya zothumelo olukhawulezayo kakhulu kunye nomthamo wedatha enkulu.
- Imigama emide kakhulu yothumelo xa kuthelekiswa nezinye iintlobo zekhebhuli.
- Ukungakhuseleki kuphazamiseko lwe-electromagnetic kunye nokhuseleko ngokuchasene nokuphulaphulwa okungagunyaziswanga.
- Ukunciphisa umqondiso omncinci kunye nelahleko yedatha kwimigama emide.
Ukungalungi kwefiber optics
- Iindleko eziphezulu xa kuthelekiswa nezinye iintlobo zocingo.
- Ifuna izixhobo ezikhethekileyo zofakelo kunye nokugcinwa.
- Ubuthathaka bemisonto yefiber optic, enokwenza ukuba ikhompuli ichaphazeleke ngakumbi kumonakalo womzimba.
I-fiber ye-Optical iyona nto ikhethwayo xa uxhulumaniso olukhawulezayo, olude lufuneka, njengakuthungelwano lwendawo ebanzi kunye nezicelo ezifuna i-bandwidth ephezulu. Nangona kunjalo, kwizicelo zesikali esincinci, ezinje ngothungelwano lwasekhaya, olu hlobo lulandelayo lwekhebhuli lunokufaneleka ngakumbi: iperi ejijekileyo.
4. Izibini ezijijekileyo
I-Twisted pair yenye yezona ntlobo zisetyenziswa kakhulu kunye neziguquguqukayo ze-network cabling, ngakumbi kuthungelwano lwasekhaya kunye nefoni. Yenziwe ngezibini zeengcingo zobhedu ezigqunyiweyo ezijijelwe kunye, ezinciphisa ukuphazamiseka kwe-electromagnetic kunye nokuphucula umgangatho wesignali.
Sisebenza njani isibini esijijekileyo?
Ngezibini ezijijekileyo, idatha ihanjiswa ngemiqondiso yombane ehamba ngeeperi zeengcingo zobhedu. Ukujija iingcingo kunceda ukunciphisa ukuphazamiseka kwe-electromagnetic, okukhokelela ekugqithiseni okucacileyo nokuthembekileyo. Isibini esijijekileyo sahlulwe ngokweendidi ezininzi, njengeCat5, Cat6, kunye neCat7, ezibonelela ngezantya ezahlukeneyo kunye neempawu.
Izinto ezilungileyo zesibini esijijekileyo
- Ukufumaneka ngokubanzi kunye neendleko eziphantsi xa kuthelekiswa nezinye iintlobo zocingo.
- Ufakelo olulula kunye nokugcinwa.
- Umthamo wesantya sothumelo lwedatha olufanelekileyo kuthungelwano lwasekhaya kunye neefowuni.
Ububi besibini esijijekileyo
- Unyino kumgama wothumelo lwedatha xa kuthelekiswa nefiber optical.
- Ukuchaphazeleka okukhulu kuphazamiseko lwe-electromagnetic xa kuthelekiswa nefiber ebonakalayo.
- I-bandwidth esezantsi xa kuthelekiswa ne-Ethernet yesizukulwana samva nje.
Izibini eziphothiweyo lukhetho oluthembekileyo nolunoqoqosho kuthungelwano lwasekhaya kunye nezicelo zeefoni. Nangona kunjalo, ukuba ufuna isantya esiphezulu okanye uqhagamshelo lomgama omde, uhlobo lokugqibela lwekheyibhuli esiza kuyiphonononga lunokufaneleka ngakumbi: Iringi yomqondiso.
5. Umsesane wophawu
I-Token Ring luhlobo olungaxhaphakanga kangako lwenethiwekhi yecabling, kodwa isasetyenziswa kwezinye izicelo ezithile. Olu hlobo lwekhebula lusebenzisa ikhonkco elivaliweyo leentambo kwaye lilandela iprotocol yokufikelela ebizwa ngokuba yiToken Passing, elawula ukuhanjiswa kwedatha kwinethiwekhi.
Isebenza njani iToken Ring?
Kwinethiwekhi yeToken Ring, idatha ihanjiswa ngendlela ye "tokens" phezu kwentsimbi evaliweyo. Isixhobo ngasinye esiqhagamshelwe kuthungelwano kufuneka silinde ithuba laso lokusasaza idatha. Xa isixhobo sifumana ithokheni, sinokuthumela idatha kwinethiwekhi. Oku kuqinisekisa ukuhamba ngocwangco kwedatha kwaye kunqanda ukungqubana kwedatha okunokuthi kwenzeke kwezinye iintlobo zothungelwano.
Izinto eziluncedo zeToken Ring
- Inqanaba eliphezulu lokhuseleko ngenxa yesakhiwo sayo sendandatho evaliweyo.
- Ukuchaphazeleka okusezantsi kokungqubana kwedatha.
- Uzinzo kwizicelo apho ukuhamba kwedatha okulandelelanayo kuyadingeka.
Ububi beRingi yoMqondiso
- Isantya esisezantsi sothumelo lwedatha xa kuthelekiswa nezinye iintlobo zekhebhuli.
- Iindleko eziphezulu kunye nobunzima xa kuthelekiswa ne-Ethernet kunye nezinye iintlobo ze-cabling.
- Ukufumaneka okulinganiselweyo kwezixhobo ezihambelanayo kunye namacandelo.
I-Token Ring lukhetho olufanelekileyo kwizicelo ezithile ezifuna ukuhamba kwedatha ngokulandelelana kunye nenqanaba eliphezulu lokhuseleko. Nangona kunjalo, ukusetyenziswa kwayo kwehlile ngokuthanda ezinye iitekhnoloji ezikhawulezayo nezingabizi kakhulu.
Imibuzo Ebuzwa Rhoqo Malunga neNdidi zeNxibelelaniso zeNxibelelalwazi
1. Loluphi olona hlobo lulungileyo lothungelwano lwekheyibhili yothungelwano oluncinci lwasekhaya? Izibini eziphothiweyo, ezifana neCat5 okanye iCat6, lukhetho olufanelekileyo kwiinethiwekhi ezincinci zendawo ngenxa yokulula kwayo ukufakela kunye neendleko eziphantsi.
2. Loluphi olona hlobo lukhawulezayo lwekhebhili kuqhagamshelo lomgama omde? I-Fiber optics lolona hlobo lukhawulezayo nolusebenzayo lwekheyibhuli yoqhagamshelo lomgama omde ngenxa yokukwazi ukusasaza umthamo omkhulu wedatha ngesantya esikhawulezayo.
3. Ndingasebenzisa i-coaxial cable endaweni ye-Ethernet yenethiwekhi yendawo? Ewe, intambo ye-coaxial inokusetyenziswa kwinethiwekhi yendawo, kodwa khumbula ukuba i-Ethernet ithandwa kakhulu kwaye ixhaswa ngokubanzi ngoluhlu olubanzi lwezixhobo kunye namacandelo.
4. Kuthatha ixesha elingakanani ukufakela i-network cabling kwisakhiwo seofisi? Ixesha lokufakela i-network cabling kwisakhiwo seofisi kuxhomekeke kubukhulu kunye nobunzima beprojekthi. Ngokubanzi, kungathatha iintsuku okanye iiveki ukugqiba olufakelo.
5. Luluphi uqwalaselo lokhuseleko xa ukhetha uhlobo lweentambo zenethiwekhi? Ukhuseleko lwenethiwekhi yeekheyibhile lujongene ikakhulu nokhuseleko ekufikeleleni okungagunyaziswanga kunye nobumfihlo bedatha ethunyelwayo. I-Fiber optics kunye ne-Token Ring zibonelela ngamanqanaba aphezulu okhuseleko xa kuthelekiswa ne-Ethernet kunye nesibini esijijekileyo.
6. Ngaba ndingaxuba iindidi ezahlukeneyo zekheyibhile yenethiwekhi kuthungelwano olunye? Kwezinye iimeko, kunokwenzeka ukuxuba iintlobo ezahlukeneyo zenethiwekhi ye-cabling kwinethiwekhi efanayo, kodwa kubalulekile ukuqwalasela ukuhambelana nokuqinisekisa ukuba izixhobo kunye namacandelo ayakwazi ukunxibelelana ngokufanelekileyo.
Ukuqukunjelwa kweentlobo zeentambo zenethiwekhi
Ikhonkco lothungelwano ngumba osisiseko walo naliphi na isiseko sonxibelelwano lwale mihla. Kweli nqaku, siye saphonononga iintlobo ezi-5 eziphambili ze-network cabling: Ethernet, Coaxial, Fiber Optic, Twisted Pair, kunye neToken Ring. Nganye kwezi ntlobo zineempawu zayo, iingenelo kunye nokungonakali, kwaye kubalulekile ukukhetha okulungileyo kwiimfuno zakho ezithile.
Ukusuka kwisantya sothumelo kunye nomgama ukuya kwiindleko kunye nokhuseleko, uhlobo ngalunye lwe-network cabling lubonelela ngeenzuzo ezahlukeneyo kunye nokuqwalaselwa. Siyathemba ukuba esi sikhokelo sikunike uphononongo olubanzi nolusebenzayo lweentlobo zenethiwekhi yeentambo, kwaye sikuncede wenze izigqibo ezinolwazi ukuze wenze uqhagamshelo lwakho kunye nokuphucula ukusebenza kakuhle kwenethiwekhi yakho.
Zive ukhululekile ukuphonononga uhlobo ngalunye lwenethiwekhi yecabling ngakumbi kwaye ujonge kwezo zibaluleke kakhulu kwiimfuno zakho! Hlala uqhagamshelwe kwaye wenze uninzi lwezixhobo zakho zonxibelelwano.