单项选择题
A. It must be issued before the network command to enable the OSPF pr ocess for IPv6.
B. It must be issued after the network command to enable the OSPF process for IPv6.
C. It must be issued in router global configuration mode to enable the OSPF process for IPv6.
D. It must be issued in interface configuration mode to ena ble the OSPF process for IPv6.
单项选择题 In IPv6, the interfaces running OSPF can be configured with multiple ad dress prefixes. Which statement is true about the IPv6 addresses that can be included into the OSPF process?" （）
单项选择题 What does the command clear ipv6 ospf process accomplish?（）
单项选择题 What is the IPv6 address FF02::2 used for?（）