Which address are OSPF hello packets addressed to on point-to-point networks?
A.
224.0.0.5
B.
172.16.0.1
C.
192.168.0.5
D.
223.0.0.1
E.
254.255.255.255
Explanation:
Why Does the show ip ospf neighbor Command Reveal Neighbors in the Init State?
http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a0080093f11.shtml
OSPF hello packets have a destination address of 224.0.0.5 (the all ospf routers multicast
address).
The Open Shortest Path First (OSPF) All OSPF Routers address is used to send Hello packets to all OSPF routers on a network segment using the multicast IP address 224.0.0.5
Find out more
http://e-smartsolution.co.uk/blog/3008-which-address-are-ospf-hello-packets-addressed-to-on-point-to-point-netwo