Which three Cisco CRS upgrade paths are supported? （） A: Cisco CRS 2.2 to Cisco CRS 3.5   B: Cisco CRS 2.2 to Cisco CRS 4.0   C: Cisco CRS 3.1 to Cisco CRS 4.0   D: Cisco CRS 3.5 to Cisco CRS 4.0   E: Cisco CRS 4.0 to Cisco CRS 3.0   F: Cisco CRS 4.0 to Cisco CRS 4.5

要为一台Cisco2811路由器配置特权模式的加密密码为Cisco，以下命令正确的是: enable password cisco|enable secret cisco|password cisco|secret cisco

Cisco控制器CLI的默认密码是什么？ A: Cisco B: cisco C: admin D: San-Fran

以下哪个命令用来创建加密密码以限制对 Cisco 路由器特权执行模式的访问（） A: RouterA（config）# encrypted password cisco B: RouterA（config）# password encrypted cisco C: RouterA（config）# enable password cisco D: RouterA（config）# enable secret cisco E: RouterA（config）# service-password encryption cisco

在路由器全局配置模式，配置进入特权用户模式的密码的正确命令是。R1(config)# //设置特权模式的密码cisco A: enable name cisco B: enable secret cisco C: enable login cisco D: login secret cisco

Which of the following is less vulnerable to threats and attacks because it is not associated with one specific operating system？（） A: Cisco Voice and Video over VPN B: Cisco Secure Access Control Server C: Cisco NAC Appliance D: Cisco Threats Response

Which three pieces of information are available from the Cisco CRS 4.0 Control Center?（） A: System Parameters Configuration B: Cisco Unified CallManager Cluster Status C: Date, Time, and Reason of Last Failure D: Cisco CRS License Information E: Cisco CRS Datastore Replication Status F: Cisco CRS Component Activation&e

Which three pieces of information are available from the Cisco CRS 4.0 Control Center?（） A: System Parameters Configuration   B: Cisco Unified CallManager Cluster Status   C: Date, Time, and Reason of Last Failure   D: Cisco CRS License Information   E: Cisco CRS Datastore Replication Status   F: Cisco CRS Component Activation

设置交换机的远程登录密码,正确的命令是( ) A: enable password cisco B: enable secret level 15 0 cisco C: enable secret level 1 0 cisco D: enable password level 15 0 cisco

你需要创建一个标准命名访问控制列表cisco用来拒绝主机172.16.198.94/19所在的子网，表示错误的有（）。 A: Aip access-list standard cisco deny 172.16.192.0 0.0.31.255 B: Bip access-list standard cisco deny 172.16.0.0 0.0.255.255 C: Cip access-list standard cisco deny 172.16.172.0 0.0.31.255 D: Dip access-list standard cisco deny 172.16.188.0 0.0.15.255 E: Eip access-list standard cisco deny 172.16.192.0 0.0.15.255