ENARSI: Advanced OSPF Features Exam
Questions With Correct Answers
You are a network administrator that has implemented OSPF on the routers in your enterprise.
What commands will secure an interface to use MD5 authentication for OSPF traffic using the
OSPF password key of "cisco123"? - answer✔✔ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 cisco123
You are a network administrator configuring OSPF and EIGRP in your enterprise. You would
like to designate a non-backbone area of the network so that it will block type 3 and type 5 LSAs
while still allowing for an ASBR in the area to support EIGRP connections. What type of area
will achieve this goal? - answer✔✔Totally NSSA
You are a network administrator configuring OSPF and EIGRP in your enterprise. You have
already established a functional area 51 in addition to the backbone area and shared summary
routes through it. You have reconfigured your router with the configuration that the connected
OSPF area as Totally NSSA. However you are not establishing adjacency with the peer ABR.
What is a likely reason this is the case? - answer✔✔The ABR has not configured the area as
Totally NSSA
You are a network administrator configuring OSPF and EIGRP in your enterprise. What causes a
router to become designated as an ABR? - answer✔✔Having interfaces in the backbone area and
another internal area
You are a network administrator configuring OSPF and EIGRP in your enterprise. You would
like to designate a non-backbone area of the network so that it can pass type 3 summary LSAs
into the stub area but not redistributed routes in the form of type 5 external LSAs. What type of
area will achieve this goal? - answer✔✔Stub area
You are a network administrator who would like to use the routing protocol of OSPFv3. What
most accurately describes the process configuration used to implement the simplest configuration
of OSPFv3 for both IPv4 and IPv6 routing? - answer✔✔One router statement with one process
ID
You are a network administrator that has implemented OSPF on the routers in your enterprise.
What advantage would adding authentication to OSPF peerings provide you? - answer✔✔Adds
defense in depth
EXAM STUDY MATERIALS July 26, 2024 9:30 AM
Questions With Correct Answers
You are a network administrator that has implemented OSPF on the routers in your enterprise.
What commands will secure an interface to use MD5 authentication for OSPF traffic using the
OSPF password key of "cisco123"? - answer✔✔ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 cisco123
You are a network administrator configuring OSPF and EIGRP in your enterprise. You would
like to designate a non-backbone area of the network so that it will block type 3 and type 5 LSAs
while still allowing for an ASBR in the area to support EIGRP connections. What type of area
will achieve this goal? - answer✔✔Totally NSSA
You are a network administrator configuring OSPF and EIGRP in your enterprise. You have
already established a functional area 51 in addition to the backbone area and shared summary
routes through it. You have reconfigured your router with the configuration that the connected
OSPF area as Totally NSSA. However you are not establishing adjacency with the peer ABR.
What is a likely reason this is the case? - answer✔✔The ABR has not configured the area as
Totally NSSA
You are a network administrator configuring OSPF and EIGRP in your enterprise. What causes a
router to become designated as an ABR? - answer✔✔Having interfaces in the backbone area and
another internal area
You are a network administrator configuring OSPF and EIGRP in your enterprise. You would
like to designate a non-backbone area of the network so that it can pass type 3 summary LSAs
into the stub area but not redistributed routes in the form of type 5 external LSAs. What type of
area will achieve this goal? - answer✔✔Stub area
You are a network administrator who would like to use the routing protocol of OSPFv3. What
most accurately describes the process configuration used to implement the simplest configuration
of OSPFv3 for both IPv4 and IPv6 routing? - answer✔✔One router statement with one process
ID
You are a network administrator that has implemented OSPF on the routers in your enterprise.
What advantage would adding authentication to OSPF peerings provide you? - answer✔✔Adds
defense in depth
EXAM STUDY MATERIALS July 26, 2024 9:30 AM
