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"? - 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?
- 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? - 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? - 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? - 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? - 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? - Adds defense in depth
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