Refer to the Exhibit.
In the exhibit, customers connected to Area 3 must have access to external prefixes received from the data center connected to the router in Area 1. These configurations are currently applied to the routers in Area 1:
{master:0}[edit]
lab@Area-1-ABR# show protocols ospf
no-nssa-abr
;area 0.0.0.1 {
nssa;
interface ge-1/1/1.100;
}
{master:0}[edit]
lab@Area-1-External# show protocols ospf
area 0.0.0.1 {
stub no-summaries;
interface ge-1/1/1.100;
}
What must you change for these configurations to work?
A.
Configure the ABR router in Area 1 to support a virtual link.
B.
Delete no-summary-lsa from the ABR router in Area 1.
C.
Configure the external router in Area 1 for NSSA.
D.
Configure the ABR in Area 1 for a default LSA with a default-metric of 10 and no-summaries.