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在某台路由器上定义了一条访问控制列表access-list 109 deny icmp 10.1.10.10 0.0.255.255 any host-unreachable,其含义是(51)。

  • A.规则序列号是109,禁止到10.1.10.10主机的所有主机不可达报文
  • B.规则序列号是109,禁止到10.1.0.0/16网段的所有主机不可达报文
  • C.规则序列号是109,禁止从10.1.0.0/16网段来的所有主机不可达报文
  • D.规则序列号是109,禁止从10.1.10.10主机来的所有主机不可达报文
试题出自试卷《软件水平考试(中级)网络工程师上午(基础知识)试题模拟试卷6》
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