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?（）
多项选择题 Which three of these items are IPv6 transition mechanisms? （）(Choose three.)
单项选择题 Which configuration will enable OSPF for IPv6 on FastEthernet 0/0/0?（）
