[单选题]对交换机的描述,正确的是()
正确答案 :B
单广播域,多冲突域的设备
[单选题]How can a Ezonexam administrator determine if a router has been configured when it is first powered up?
正确答案 :C
An un configured router goes into the setup dialog
解析:解析:Explanation:
[单选题]路由器“特权模式”的提示符是:()
正确答案 :B
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