Uyilo lwe-trunk luchaphazele ngokuthe ngqo isiphumo semodeli, yokutywina, indalo ebonakalayo kunye nolawulo lwengxolo yesithuthi. Kukwakhona nezinto ezininzi zokuqwalasela koyilo lolwakhiwo lwesutikheyisi kunye nokubekwa kwezixhobo, kungekuphela nje ekuqinisekiseni ukulungelelaniswa kwesutikheyisi yesutikheyisi yesutikheyisi.
Indibano ye-weldided ye-suby yesutikheyi ibandakanya iipaneli ezingaphakathi nezangaphandle zesutikheyisi (ebizwa ngokuba zizikhuselo zangaphakathi kunye nezilwanyana), kunye neenxalenye zesutikheyisi. Yipasile yendibano yentsimbi ye-Weldied kwi-Pepeding State epeyintiweyo kunye nemeko engafakwanga, kwaye sisiseko esisisiseko sokuqonda imodeli, amandla, ukuqina kunye nokufakelwa kwezixhobo zesutikheyisi.
Njengenxalenye yemoto, i-trunk id yeyona nto eyahlukileyo kwaye icinezelwe kakhulu ngasemva komzimba wemoto. Kwelinye icala, isiciko sesiqu siyinxalenye ebalulekileyo yesakhiwo somzimba, indlela yayo yokuzingca, amandla, ukuqina, ukuthembeka kunye netekhnoloji kufuneka ifezekise iimfuno zomsebenzi opheleleyo; Kwelinye icala, indalo ebonakalayo, ukhuseleko, ukutywina kunye nokunye intsebenzo ye-Trunk Guqula kwintsebenzo yomzimba, kwaye ikwayinxalenye ebalulekileyo yeemfuno zomsebenzi wesiqu.