A.interface s0/0 B.interface Ethernet1/0 C.interface Ethernet1/0/0 D.interface 0/0
A.15個(gè) B.20個(gè) C.25個(gè) D.30個(gè)
A.DNS B.子網(wǎng)掩碼 C.IP地址 D.IP地址、子網(wǎng)掩碼