正确答案: D
NVRAM
题目:路由器的配置文件startup-config存放在()里
解析:D
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学习资料的答案和解析:
[单选题]地址转换NAT的优点是()
地址转换可以缓解地地址短缺的问题
[单选题]“ipaccess-group”命令在接口上缺省的应用方向是什么"()。
out
[单选题]路由器“全局模式”的提示符为()
(config)
[单选题]OSI七层模型中,网络层的数据封装名称为()
包
[单选题]Your network uses the172.12.0.0 class B address. You need to support 459 hosts per subnet, while accommodating the maximum number of subnets. Which mask would you use?
255.255.254.0.
解析:解析:Explanation:Toobtain459hoststhenumberofhostbitswillbe9.Thiscansupportamaximumof510hosts.Tokeep9bitsforhostsmeansthelastbitinthe3rdoctetwillbe0.Thisgives255.255.254.0asthesubnetmask.