Vharuvhu inoburitsa mweya kaviri inonyanya kushandisa switching yemavharuvhu epamusoro neepasi panguva dzakasiyana kuitira kuti pave nerukoko rwemavharuvhu pakati pemidziyo iri muchimiro chakavharwa kudzivirira mhepo kuti isafambe. Kana iri pasi pekumanikidzwa kwakanaka, vharuvhu inovhara mweya kaviri inogonawo kuita basa rekuenzanisa nekusimudzira kuyerera kwevharuvhu inosimudzira, kuitira kuti mudziyo ugone kuramba uchirova chikafu uye zvakare uve nebasa rekukiya mweya kuti usvike pasimba remhepo Zvinodiwa pakutakura hupfu nezvinhu zvakapwanyika.

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