正确答案: B
帧
题目:OSI七层模型中,数据链路层的数据封装名称为()
解析:B
查看原题查看所有试题
学习资料的答案和解析:
[单选题]对于运行OSPF协议的路由器来说,RouterID是路由器的唯一标识,所以协议规定:必须保证RouterID在如下范围之内唯一()。
自治系统内
[单选题]查看E0端口配置信息的命令是:()
show interfacee0
[单选题]某台PC,能ping通路由器,但不能telnet到路由器,可能的原因是()
telnet密码未设置
[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?
SETUP mode
解析:解析:Explanation:
[单选题]A Ezonexam PC has the IP address 172.16.209.10 /22. What is the subnet of this address?
172.16.208.0
解析:解析:Explanation: