• [单选题]You need to decide on which trunking method to implement in the Ezonexam network. What is a characteristic of ISL and 802.1q frame. tagging in a switched LAN environment?
  • 正确答案 :E
  • They provide inter-switch VLAN communication.

  • 解析:解析:Explanation: A trunk link is the other type of Layer 2 port supported on Cisco switches. When a trunk port is configured, it begins marking frames as they exit the port to indicate which VLAN each frame. is associated with.

  • [单选题]为了连接“帧中继”线路,网络中的路由器需要提供的端口类型为()
  • 正确答案 :B
  • Serial


  • [单选题]网关的功能()
  • 正确答案 :B
  • 不同网段通信


  • [单选题]在路由器上,命令show access-list的功能是()
  • 正确答案 :A
  • 显示访问控制列表内容


  • [单选题]OSPF在同一区域内,下列说法正确的是()
  • 正确答案 :B
  • 每台路由器的LSDB(链路状态数据库)都是相同的


  • [多选题]With regard to Ethernet media access methods, which of the following are true?(Choose all that apply.)
  • 正确答案 :BC
  • A device listens and waits until the media is not busy before transmitting.

    All devices on an Ethernet segment see data that passes on the network medium.

  • 解析:解析:Explanation:

  • [单选题]帧中继环境中,在物理端口上,建立子接口的命令是()
  • 正确答案 :B
  • interface


  • [单选题]路由器的配置文件startup-config存放在()里
  • 正确答案 :D
  • NVRAM


  • [单选题]What is the purpose of the Spanning Tree Protocol (STP)?
  • 正确答案 :D
  • To maintain a loop-free Layer 2 network topology

  • 解析:解析:Explanation:

  • [单选题]工作在OSI第三层的设备是:()
  • 正确答案 :B
  • 路由器


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