Router ni igikoresho cya 3 igikoresho.Hub ikora kumurongo wambere (layer physique) kandi ntabwo ifite ubushobozi bwo gutunganya ubwenge.Iyo ikigezweho cyicyambu kimwe cyanyujijwe kuri hub, gihita gihita kijya mubindi byambu, kandi nticyitaye niba mudasobwa zahujwe nibindi byambu zakira aya makuru..Ihindura ikora kumurongo wa kabiri amakuru ahuza data), arusha ubwenge ihuriro.Kuri yo, amakuru kuri neti ni ikusanyirizo rya aderesi ya MAC, kandi irashobora gutandukanya inkomoko ya MAC hamwe na aderesi ya MAC aho ikorera., rero ihuza rishobora gushirwaho hagati yicyambu icyo aricyo cyose, ariko uhindura ntabwo azi aderesi ya IP, izi adresse ya MAC gusa.Router ikora kumurongo wa gatatu (urwego rwurusobe), ni "ubwenge" kuruta guhinduranya, irashobora kumva aderesi ya IP mumibare, niba yakiriye paki yamakuru, igenzura aderesi y'urusobekerane muri paki kugeza menyawhether aho yerekeza aderesi ya paki ibaho mumeza yubu (ni ukuvuga, niba router izi inzira igana umuyoboro ugana).Niba aderesi yerekanwe ya paki isanze ari imwe na aderesi y'urusobekerane ihujwe na interineti ya router, amakuru azoherezwa kuri interineti ihita;niba aderesi ya paki isanze idahujwe neza nu gice cyayo, umurongo uzagenzura imbonerahamwe yacyo.Shakisha intera ijyanye nuyoboro ugana paki, hanyuma uyohereze uhereye kumurongo uhuye;niba aderesi y'urusobekerane yanditswe mumurongo uhuza idahuye na aderesi ya paki, izoherezwa kuri interineti isanzwe ukurikije iboneza rya router.Niba interineti isanzwe idashyizweho Ibikurikira bizasubiza amakuru ya ICMP ko aderesi yawe itagerwaho kubakoresha.