Kodi mfundo yogwirira ntchito ya ring network switch ndi iti?

Kusintha kwa netiweki kwa mphete kumagwira ntchito pazosanjikiza zolumikizana ndi data, yokhala ndi mabasi apamwamba kwambiri komanso matrix osinthira mkati.Gawo lowongolera litalandira paketi ya data, doko lokonzekera limayang'ana patebulo lolozera ma adilesi kuti lidziwe kuti ndi doko liti (network card) ya chandamale MAC (network card hardware address) yolumikizidwa.Mapaketi a data amatumizidwa mwachangu kumalo komwe akupita kudzera mu matrix osinthira mkati.Ngati cholinga cha MAC palibe, chidzaulutsidwa kumadoko onse.Pambuyo polandira yankho la doko, makina opangira mphete "adzaphunzira" adilesi yatsopano ya MAC ndikuyiwonjezera pa tebulo lamkati la adilesi ya MAC.N'zothekanso kugwiritsa ntchito ma switch network kuti "gawo" network.Poyerekeza tebulo la adilesi ya IP, kusintha kwa ma netiweki kwa mphete kumalola kuchuluka kwa maukonde ofunikira kuti adutse pa switch network.Kupyolera kusefa ndi kutumiza kwa switch network ya mphete, dera lakugunda litha kuchepetsedwa bwino, koma kuwulutsa kwapaintaneti sikungatheke. kugawa, ndiko kuti, malo owulutsa.

Loop switch port.Kusinthana kwa loop kumatha kutumiza deta pakati pa ma doko angapo awiri nthawi imodzi.Doko lililonse limatha kuwonedwa ngati gawo lapaintaneti lapadera (Zindikirani: gawo la netiweki lomwe si la IP).Zida zamakina zolumikizidwa nazo zimatha kusangalala ndi bandwidth yonse popanda kupikisana ndi zida zina.Node A ikatumiza deta ku node D, node B imatha kutumiza deta ku node C nthawi yomweyo, ndipo ma node onse amasangalala ndi bandwidth yonse ya intaneti ndipo amakhala ndi maulumikizidwe enieni enieni.Ngati 10Mbps Ethernet ring network switch ikugwiritsidwa ntchito, kuyenda konse kwa ring network switch ndikofanana ndi 2 * 10Mbps = 20Mbps.Pamene 10Mbps yogawidwa yogawidwa ikugwiritsidwa ntchito, kuyenda kwathunthu kwa hub sikudutsa 10Mbps. Mwachidule, kusinthana kwa mphete ndi chipangizo cha intaneti chozikidwa pa chidziwitso cha adiresi ya MAC, yomwe imatha kumaliza ntchito za encapsulation ndi kutumiza mafelemu a deta.Kusintha kwa mphete kumatha "kuphunzira" adilesi ya MAC ndikuyisunga patebulo lamkati.Mwa kukhazikitsa njira yosinthira kwakanthawi pakati pa woyambitsa ndi wolandila chandamale cha chimango cha data, mawonekedwe a data amatha kufikira mwachindunji adilesi yomwe mukufuna kuchokera ku adilesi yoyambira.

Chithunzi cha JHA-MIW4G1608C-1U 拷贝

Kusintha kwa mphete.Njira yotumizira mphete ya mphete ndi yodzaza-duplex, theka-duplex, full-duplex/half-duplex adaptive.Kubwereza kwathunthu kwa switch network ya mphete kumatanthauza kuti switch network ya mphete imatha kulandira deta potumiza deta.Njira ziwirizi zimalumikizidwa, monga timanenera nthawi zambiri, timatha kumvanso mawu a wina ndi mnzake tikamalankhula.Zosintha zonse za mphete zimathandizira duplex yonse.Ubwino wa duplex wathunthu ndikuchedwa pang'ono komanso kuthamanga.

Tikamalankhula za full-duplex, sitinganyalanyaze lingaliro lina logwirizana kwambiri nalo, ndilo, “half-duplex.”Zomwe zimatchedwa theka-duplex zikutanthauza kuti chinthu chimodzi chokha chimachitika pakapita nthawi.Mwachitsanzo, msewu wopapatiza ukhoza kudutsa galimoto imodzi yokha nthawi imodzi.Pamene magalimoto awiri akuyendetsa mbali zosiyana, muyeso umodzi wokha ungatengedwe pamenepa.Chitsanzochi chikuwonetsa mfundo ya half-duplex.Ma walkie-talkies oyambirira ndi malo oyambirira anali mankhwala a theka-duplex.Ndi kupita patsogolo kosalekeza kwa teknoloji, mgwirizano wa theka-kawiri pang'onopang'ono unachoka pa siteji ya mbiriyakale.


Nthawi yotumiza: Nov-19-2021