正确答案: B

在缺省的情况下，如果一台路由器同时运行了RIP和OSPF两种动态路由协议，则在路由表中只会显示OSPF发现的路由，因为OSPF协议的优先级更高

题目：对于路由表，下列说法中正确的是：（）

解析：B

查看原题

举一反三的答案和解析：

[单选题]以下特殊区域中哪一个没有自动下发缺省路由（）

完全NSSA区域

[单选题]The Ezonexam network administrator needs to a switch named VE1 to become the root bridge for a redundant path switched network. What can be done to ensure that VE1 will always assume the role as the root bridge?

Configure the switch so that it has lower priority than other switches in the network

[单选题]You are a senior network administrator at Ezonexam, and while performing the password recovery procedure on your 2500 series Cisco router, you type in the following command:o/r 0x2142

It is used to bypass the configuration in NVRAM.

解析：解析：Explanation:

[多选题]对于IP为199.41.27.0，子网掩码为255.255.255.240，则该IP地址和子网掩码相作用会得到一系列IP，从下列选项中选出属于“有效IP”的选项：()

199.141.27.33

199.141.27.112

199.141.27.119

199.141.27.126

解析：ABCD

[单选题]路由器上，清空路由表的命令是（）

clearip route*

[单选题]当配置一个CISCO的路由器时，缺省的DR和BDR优先级是（）。

1

[多选题]CDP is being used throughout the Ezonexam network. What are two reasons why the Ezonexam network administrator would use CDP? (Choose two)

To obtain the IP Address of a connected device in order to telnet to the device

To verify Layer 2 connectivity between two devices when Layer 3 fails