下面ACL語(yǔ)句中,表達(dá)“禁止外網(wǎng)和內(nèi)網(wǎng)之間互相ping”的是 () 。
A.a(chǎn)ccess-list 101 permit any any B.a(chǎn)ccess-list 101 permit icmp any any C.a(chǎn)ccess-list 101 deny any any D.a(chǎn)ccess-list 101 deny icmp any any
某單位局域網(wǎng)配置如下圖所示,PC2發(fā)送到Internet上的報(bào)文源IP地址為()。
A.192.168.0.2 B.192.168.0.1 C.202.117.112.1 D.202.117.112.2
A.1Ω B.4Ω C.5Ω D.10Ω