[单选题]You have just purchased a brand new router and wish to have the router prompt you through the initial configuration commands. Which router mode does this describe?
正确答案 :B
SETUP mode
解析:解析:Explanation:
[单选题]要把交换机的配置文件保存到tftp服务器,应使用的命令为()
正确答案 :B
copy running-configt ftp
[单选题]介质工作在OSI的哪一层()
正确答案 :A
物理层
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