先試後買

A. show router ospf neighbor

B. show router ospf area <area-id>

C. show router ospf interface

D. show router ospf status

A. Source IP address

B. Protocol type

C. TCP source port

D. Prefix list

A. The router must be configured as an ASBR

B. The subnet mask must be removed from the OSPF route

C. The metric must be set accordingly for RIP

D. You must divide the cost of the OSPF route by three

A. Cut through forwarding

B. Traffic engineering extensions

C. Route redistribution

D. Control traffic prioritization

E. Fast reroute capability

A. Show router routing-table

B. Show router route-table

C. Show route-table

D. Show static

A. The router must receive a new sequence number

B. The router must receive a Link State Packet

C. The router must receive a Hello

D. The router must receive an acknowledgment

A. Router LSAs carry IPv6 prefix information.

B. OSPFv3 uses MD5 Authentication.

C. OSPFv3 uses a 64-bit router ID.

D. NSSA is supported in OSPFv3.

A. An OSPF database description packet has not been received from the neighbor.

B. The interface facing the neighbor is down.

C. The interface is included in a different area than the neighbor router.

D. The router has not received a valid OSPF Hello packet from its neighbor.