Which of the following description about OSPF is correct?

exams H12-821_V1.0-ENU V2 H12-821_V1.0-ENU exam 0 Comments

Which of the following description about OSPF is correct?
A . OSPF LSA is regularly updated every 30 minutes
B . OSPF floods an LSU every 5s
C . OSPF uses the Bellman-Ford algorithm, and each router runs the algorithm independently
D . OSPF itself has no confirmation mechanism, so 0SPP relies on the lower layer protocol, namely TCP confirmation.

Answer: A