Table 8-9 OSPF Network Types

Question 1

Broadcast

Answer 1

Default setting on OSPF-enabled
Ethernet links

Question 2

Non-Broadcast

Answer 2

Default setting on OSPF-enabled Frame
Relay main interface or Frame Relay
multipoint subinterfaces

Question 3

Point-to-point

Answer 3

Default setting on OSPF-enabled Frame
Relay point-to-point subinterfaces.

Question 4

Point-to-multipoint

Answer 4

Not enabled by default on any interface
type. Interface is advertised as a host
route (/32) and sets the next-hop address
to the outbound interface. Primarily used
for hub-and-spoke topologies

Question 5

Loopback

Answer 5

Default setting on OSPF-enabled
loopback interfaces. Interface is
advertised as a host route (/32).