A.數(shù)據(jù)鏈路層 B.網(wǎng)絡(luò)層 C.傳輸層 D.應(yīng)用層
A.Access B.Trunk C.Hybrid D.VLANStacking
A.100M半雙工 B.100M全雙工 C.100M自適應(yīng) D.10M自適應(yīng)