He aha te kaupapa mahi o te whakawhiti whatunga mowhiti?

Ka mahi te whakawhiti whatunga mowhiti ki te paparanga hononga raraunga, me te pahi whakamuri whanui-nui me te matrix whakawhiti o roto.I muri i te whiwhinga o te ara iahiko whakahaere i te kete raraunga, ka tirohia e te tauranga tukatuka te tepu tohutoro wahitau i roto i te mahara ki te whakatau ko tehea tauranga e hono ana te kaari whatunga (kaari whatunga) o te MAC whainga (te wahitau taputapu kaari whatunga).Ka tere te tuku i nga paatete raraunga ki te tauranga taunga ma te matrix whakawhiti o roto.Mena karekau te MAC whainga, ka panuitia ki nga tauranga katoa.I muri i te whiwhinga i te urupare tauranga, ka "ako" te whakawhiti whatunga mowhiti i te wahitau MAC hou ka whakauru atu ki te tepu wahitau MAC o roto.Ka taea hoki te whakamahi i nga whakawhiti whatunga mowhiti ki te "waahanga" te whatunga.Na roto i te whakataurite i te tepu wahitau IP, ka taea e te whakawhiti whatunga mowhiti anake te whakawhiti i nga whakawhitinga whatunga e tika ana ki te whakawhiti i roto i te whakawhiti whatunga mowhiti.Na te whiriwhiringa me te tuku whakamua o te whakawhiti whatunga mowhiti, ka taea te whakaiti i te rohe tukinga, engari kaore e taea te whakawhiti i te paparanga whatunga. wehea, ara, te rohe paoho.

Tauranga whakahuri porohita.Ka taea e te whakahuri kopiko te tuku raraunga i waenga i nga takirua tauranga maha i te wa kotahi.Ko ia tauranga ka kiia he waahanga whatunga tinana motuhake (Tuhipoka: waahanga whatunga kore-IP).Ka taea e nga taputapu whatunga e hono atu ana ki a ia te parekareka katoa me te kore e whakataetae ki etahi atu taputapu. Ina tukuna e te node A nga raraunga ki te node D, ka taea e te node B te tuku raraunga ki te node C i te wa kotahi, a ka koa nga pona e rua ki te bandwidth katoa o te whatunga me o raatau. ake hononga mariko.Mehemea ka whakamahia he whakawhiti whatunga mowhiti 10Mbps Ethernet, ko te rerenga katoa o te whakawhiti whatunga mowhiti he rite ki te 2 * 10Mbps = 20Mbps.I te wa e whakamahia ana te roopu tiritahi 10Mbps, kaore te katoa o te rere o te roopu e neke ake i te 10Mbps. I te poto, ko te whakahuri mowhiti he taputapu whatunga i runga i te tohu tohu MAC, ka taea te whakaoti i nga mahi whakauru me te tuku whakamua o nga papa raraunga.Ka taea e te whakahuri mowhiti te "ako" te wahitau MAC me te penapena i roto i te tepu wahitau o roto.Ma te whakatu i tetahi ara whakawhiti rangitahi i waenga i te kaikokiri me te kaikawe whainga o te anga raraunga, ka taea e te anga raraunga te toro tika atu ki te wahitau whainga mai i te wahitau puna.

JHA-MIW4G1608C-1U 拷贝

Puku whakawhiti mowhiti.Ko te aratau tuku o te whakahuri mowhiti he taapiri-rua, he haurua-rua, he taapiri-rua / haurua-rua te urutau.Ko te taapiri katoa o te whakawhiti whatunga mowhiti ko te tikanga ka taea e te whakawhiti whatunga mowhiti te whiwhi raraunga i te wa e tukuna ana nga raraunga.Ko enei tukanga e rua he tukutahi, e kii ana tatou, ka rongo ano tatou i te reo o tetahi ki te korero.Ka tautokohia e nga huringa mowhiti katoa te taarua taarua.Ko nga painga o te taapiri taapiri he iti te roa me te tere tere.

Ina korero tatou mo te full-duplex, kaore e taea e tatou te wareware i tetahi atu ariā e hono tata ana ki a ia, ara, "hawhe-rua."Ko te tikanga e kiia nei ko te hawhe-rua, kotahi noa te mahi ka puta i roto i te waa.Hei tauira, ka taea e te rori whaiti te whakawhiti i tetahi motuka i te wa kotahi.Ina e rua nga waka e peia ana i nga huarahi rereke, kotahi noa te ine ka taea ki tenei keehi.Ko tenei tauira e whakaatu ana i te kaupapa o te haurua-rua.Ko nga korero hiko moata me nga tari moata he hua haurua-rua.Na te ahu whakamua tonu o te hangarau, ka wehe haere te uniana haurua-rua i te waahi o te hitori.


Wā tuku: Noema-19-2021