EOC yog kev siv thev naus laus zis raws li kev siv Ethernet raws tu qauv hauv CATV coaxial cable network. Lub hauv paus ntsiab lus yog siv cov thev naus laus zis hloov pauv nruab nrab tshwj xeeb kom xa cov ntaub ntawv qhia tawm raws li 802.3 cov qauv txheej txheem los ntawm lub tsev coaxial cable. Cov thev naus laus zis no tuaj yeem siv tag nrho cov peev txheej sib txuas tam sim no ntawm cable TV network los daws qhov teeb meem ntawm kev nkag mus rau 100m kawg. Raws li kev siv thev naus laus zis hloov pauv sib txawv, EOC thev naus laus zis tau muab faib ua cov tshuab EOC nquag thiab thev naus laus zis passive EOC.
