You are an experienced network administrator in an international corporation. One of your clients asks you to configure a network for a financial trading center which requires multiple high-value transactions.
And the transactions are very important to the client. In such a situation, which two of the following are basic and most important requirements concerning the configuration? （）(Choose two.)

单项选择题You have just reinstalled a VIP 6-80 in a Cisco 7500 Series router. What must you do to bring up the port adapter interfaces?（）

A. All interfaces are online by default once the VIP is up and running normally.
B. All interfaces must be manually brought online, even those previously configured.
C. The previous VIP configuration must be reloaded to bring interfaces online.
D. Any interfaces not previously configured must be manually configured and brought online.

单项选择题Which of the following allows network administrators to easily apply common services and employ features across Cisco switches, routers, and access points with an intuitive GUI?（）

A. Cisco IPS
B. Cisco Network Assistant
C. Cisco VAM2+
D. Cisco SDM

单项选择题Which of the following is an easy-to-use tool that allows you to easily configure and monitor Cisco Integrated Services Routers?（）

A. Cisco NAC Appliance
B. Cisco SDM
C. Cisco MWAM
D. Cisco Unified Communications Manager Express

多项选择题What are four advantages to using tunnel brokers in an IPv6 transition environment?（）

A. Tunnel brokers automatically provide configuration parameters to peer routers.
B. IPv6 enabling a node looks automatic to the end user.
C. Tunnel information is sent via IPv4.
D. Tunnel brokers make it simpler for nontechnical users to deploy manual tunnels.

多项选择题Which three of these items are IPv6 transition mechanisms? （）(Choose three.)

A. ISATAP
B. NATV6
C. manually configured overlay tunnels
D. dual stack configurations