• [单选题]扩展IP访问权限表的表号范围是:()
  • 正确答案 :C
  • 100-199


  • [单选题]How many usable IP addresses can you get from a conventional Class C address?
  • 正确答案 :C
  • 254

  • 解析:解析:Explanation:

  • [单选题]The 201.145.32.0 network is subnetted using a /26 mask. How many networks and IP hosts per network exists using this subnet mask?
  • 正确答案 :C
  • 4 networks and 62 hosts

  • 解析:解析:Explanation:

  • [单选题]扩展ACL和标准ACL的区别()。
  • 正确答案 :B
  • 扩展的ACL核查数据包的源地址和目标地址和端口号


  • [单选题]When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?
  • 正确答案 :D
  • when every operating switch port is in either the blocking or forwarding state

  • 解析:解析:Explanation:

  • 查看原题

    推荐下载科目: 计算机三级 计算机四级 Linux认证 JAVA认证 华为认证 软考高级 软考初级 计算机操作员中级 计算机操作员高级 LTE认证
    @2019-2026 不凡考网 www.zhukaozhuanjia.com 蜀ICP备20012290号-2