单项选择题
What is the administrative scoping address range associated with global scope?（）
A.224.0.0.0/24 B.239.128.0.0/10 C.239.192.0.0/14 D.224.0.1.0-238.255.255.255
多项选择题 Which three attributes are carried in a source active message?（）
单项选择题 OSPFv3 interarea-prefix-LSAs are most similar to which OSPFv2 LSA type?（）
单项选择题 What is the optimize timer on an RSVP-signaled Label-Switched Path (LSP)?（）
