正确答案: BC

The switch receives the complete frame. before beginning to forward it. Latency through the switch varies with frame. length.

题目:What are two characteristics of "store and forward" switching? (Select two answer choices)

解析:解析:Explanation:

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举一反三的答案和解析:

  • [单选题]IP地址为:192.168.50.70,掩码为:255.255.255.248,则该IP和掩码结合划分子网时,每个子网的容量为()
  • 6


  • [单选题]命令“ping127.0.0.1”的功能是()
  • 测试TCP/IP协议是否正常


  • [单选题]路由器当前的模式为“端口模式”,要退回到“特权模式”,应该使用的快捷键为()
  • ctrl+z


  • [单选题]能够分配给设备的IP,应该是()
  • 网络有效IP


  • [多选题]Regarding the extended ping command; which of the statements below are true?(Select all valid answer choices)
  • The extended ping command is available from privileged EXEC mode.

    With the extended ping command you can specify the timeout value.

    With the extended ping command you can specify the datagram size.

  • 解析:解析:Explanation:

  • [单选题]以下特殊区域中哪一个没有自动下发缺省路由()
  • 完全NSSA区域


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