Question 1: What are the OSPF Loop Prevention Mechanisms
Question 2: Why area 0 is required?
Question 3: what is the command to stop Type-7 LSA ?
Question 4: How the NSSA ABR translator election occurs?
Question 5: How to stop receiving specific subnets In NSSA?
Question 6: What does it mean the priority 0 in Broadcast Network?
Question 7: In OSPF, why E1 routes are preferred over E2 routes ?
Question 8: In OSPF, what is forwarding address ?
Question 9: What is the partition of the backbone area 0 ?
Question 10: Why an NSSA ABR does not inject a default route automatically?
Question 11: OSPF Link State or Vector Distance Routing Protocol?
Question 12: What is the path selection order in OSPF?
Question 13: How to suppress the Forward Address using two methods?
Question 14: Is a loop possible in OSPF?
Question 15: Can an interface belong to multiple area?
Question 16: How to inject a Type-7 LSA Default route on an NSSA ASBR?
Question 17: Why filtering using the distribute-list is only valid on ASBR?
Question 18: If only a non-OSPF route to the Forward Address exists in the RIB, can a router use it to install the external route?
Question 19: If two ASBRs inject a default route into OSPF domain, is there a risk of loop?
Question 20: Why the P-bit must be cleared in the Type-7 default route originated by an NSSA ABR?
