中興傳輸專業(yè)PTN-L2考試單項選擇題每日一練(2020.04.10)

A.2
B.3
C.4
D.5

A.show ztp neighbor
B.show lldp neighbor
C.show interface
D.show interface neighbor

A.數(shù)據(jù)鏈路層
B.網(wǎng)絡(luò)層
C.應用層
D.傳輸層

A.1
B.2
C.4
D.8

A.2
B.4
C.6
D.8