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How does using the service password encryption command on a router provide additional security?

admin2019-04-08  55
问题 How does using the service password encryption command on a router provide additional security?
选项 A、        by encrypting all passwords passing through the router
B、        by encrypting passwords in the plain text configuration file
C、        by requiring entry of encrypted passwords for access to the device
D、        by configuring an MD5 encrypted key to be used by routing protocols to validate routing exchanges
E、        by automatically suggesting encrypted passwords for use in configuring the router
答案B
解析 当使用这条命令后，所有在路由器上配置是密码都被加密。
A:所有通过路由器的密码都被加密。错误
B：正确
C：当访问设备时提供加密的密码。错误
D：通过配置一个加密的密钥为路由协议使用。错误
E：在用户配置路由器时自动建议加密密码。错误
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