JN0-343 試験問題を無料オンラインアクセス

Which statement is true about IS-IS PDUs?

• A.Both the DIS and the backup DIS broadcast CSNPs over a broadcast link.
• B.CSNPs are exchanged only during initial adjacency establishment when a complete LSDB is being built.
• C.Separate CSNP and PSNP types exist for Level 1 and Level 2 systems.
• D.PSNPs contain header information for all link-state PDUs in the IS-IS database.

Which three OSPF LSA types are allowed in an NSSA? (Choose three.)

• A.Type 1
• B.Type 5
• C.Type 7
• D.Type 2
• E.Type 4

Which statement describes the operation of a stub area?

• A.A stub area receives only a default route.
• B.A stub area receives no external routes from other areas.
• C.A stub area is automatically configured based on the presence of the E-bit in the hello messages sent from the ABR.
• D.A stub area receives all routes from all other areas.

An operator can use the show vlans command with no options to determine which two of the following? (Choose two.)

• A.Interfaces belonging to a VLAN
• B.IP address of the RVI associated with a VLAN
• C.Known MAC addresses associated with a VLAN
• D.Link up or down status of an interface belonging to a VLAN

ESTION NO: 249
You must create an IP-IP tunnel between two routers on your network. These two devices are separated by 10 hops. The tunnel appears to be established, but no traffic is traversing the tunnel. What causes this behavior?

• A.A route that directs traffic into the tunnel is not present.
• B.Traffic is being dropped along the path because a configured MTU is greater than the tunnel's MTU.
• C.BGP has not been enabled between tunnel end-points.
• D.The tunnel's TTL has not been modified from the default value of 8.