Which two statements are true for OSPF Hello packets? (Choose two.)

Which two statements are true for OSPF Hello packets? (Choose two.)

• They are used for dynamic neighbor discovery.
• They are used to maintain neighbor relationships.
• They are used to determine the complete network topology.
• They are used with timers to elect the designated router with the fastest link.
• They are used to negotiate correct parameters among neighboring interfaces.

Exam with this question: CCNA Exploration 2: ERouting Final Exam