A.Only supported by OSPF and IS-IS

B.Transparent to routing neighbors

C.No protocol extensions required

D.Uses Graceful Restart to inter-operate with other vendors

A.4

B.5

C.6

D.1

A.LDP

B.MPLS-TE

C.RSVP-TE

D.ADP

E.TDP

A.It is bidirectional.

B.It must always have a secondary path.

C.It provides a specific tunnel for a FEC through the network.

D.It always follows the IGP best path.

E.It is unidirectional.

A.Configure a static route on router R1 to 192.168.3.1.

B.Configure a default route on router R2.

C.Add the "originate-default-route" option in the NSSA area configuration on router R3.

D.Add the "summaries" option to the NSSA area configuration on router R1.