CCNA系列認(rèn)證CCNA(640-801)多項選擇題每日一練(2019.05.09)

來源：考試資料網(wǎng)

1 Which statement describe two of the benefits of VLAN Trunking Protocol?（）

2 Which of the protocols below use TCP at the transport layer?（）

3 Which of the following describe private IP addresses?（）

4 A network administrator has configured access list 172 to prevent Telnet and ICMP traffic from reaching a server with the address if 192.168.13.26. Which command can the administrator issue to verify that the access list is working properly?（）

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5 Which of the following are types of flow control?（）

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