NEW QUESTION 1
The BGP community attribute is a well-known mandatory attribute.

• A. TRUE
• B. FALSE

Answer: B

NEW QUESTION 2
Which of the following LSAs are flooded within a single area? (Select 3 answers)

• A. The Router LSAs
• B. The Network LSAs
• C. The Summary LSAs
• D. The AS external LSAs

Answer: ABC

NEW QUESTION 3
Which of the following commands is used to display the IGMP routing table?

• A. display igmp group
• B. display igmp interface
• C. display igmp routing-table
• D. display igmp

Answer: C

NEW QUESTION 4
Which of the following messages needs to be sent out by a downstream interface when recovering from the pruned state to the forwarding state in PIM DM?

• A. Join
• B. Assert
• C. Prune
• D. Graft

Answer: D

NEW QUESTION 5
By default, the cost of an OSPF interface is calculated based on the bandwidth. The formula to calculate the cost is reference bandwidth/interface bandwidth.

• A. TRUE
• B. FALSE

Answer: A

NEW QUESTION 6
The router ID which is configured in the system view takes precedence over the router ID configured in the BGP view.

• A. TRUE
• B. FALSE

Answer: B

NEW QUESTION 7
The Internet Group Management Protocol (IGMP) runs between hosts and their immediately neighboring multicast routers.

• A. TRUE
• B. FALSE

Answer: A

NEW QUESTION 8
Which of the following routing protocols support import-route? (Select 3 answers)

• A. OSPF
• B. RIP
• C. BGP
• D. Static

Answer: ABC

NEW QUESTION 9
The ABR of an NSSA does not advertise Type-4 and Type-5 LSAs to an NSSA instead it imports external routes into the NSSA,

• A. TRUE
• B. FALSE

Answer: A

NEW QUESTION 10
According to BGP route selection rules, a local route that is automatically summarized takes precedence over a local route that is manually summarized.

• A. TRUE
• B. FALSE

Answer: B

NEW QUESTION 11
How many hosts are available per subnet if you apply a /21 mask to the class B network?

• A. 510
• B. 512
• C. 1022
• D. 2046

Answer: D

NEW QUESTION 12
Why is BGP run by core routers in transit AS?

• A. To eliminate route loops
• B. To ensure the transmission of data packets to the external destination addresses
• C. To optimize network within an AS
• D. To ensure only one export

Answer: B

NEW QUESTION 13
BGP is an inter-AS routing protocol.Which statements regarding BGP are true? (Select 3 answers)

• A. BGP adopts a reliable transmission layer protocol,
• B. BGP supports automatic peer discovery.
• C. BGP supports incremental route updates,
• D. BGP supports various routing policies.

Answer: ACD

NEW QUESTION 14
OSPF uses SPF algorithm to compute the SPF tree based on the topology. What is the node of the 5PF tree?

• A. Router
• B. Router and network segment
• C. Port and network segment
• D. Router and port

Answer: B

NEW QUESTION 15
How does a BGP router process a received route whose next hop is unreachable?

• A. The BGP router sends an error message to the router that has sent the update message.
• B. The BGP router accepts the route and adds it to the BGP routing tabl
• C. This route, however, is neither preferred nor added to the IP routing table for packet forwarding.
• D. The BGP router refuses the route.
• E. The BGP router accepts the route and adds it to the BGP routing tabl
• F. This route participates in route selection and may be selected as the optimal route to be added to the IP routing table for packet forwarding.

Answer: B

NEW QUESTION 16
Which of the following IP addresses can be used on a public network? (Select 2 answers)

• A. 172.30.0.1/16
• B. 127.254.11.15/16
• C. 172.15.12.7/16
• D. 193.168.10.4/16

Answer: CD

NEW QUESTION 17
Which of the following statements are false? (Select 3 answers)

• A. ASBR-Summary-LSAs describe the route to an ASBR and are flooded within an AS.
• B. ASE-LSAs describe the route to an external AS and are flooded to an external AS.
• C. AS-external-LSAs do not belong to any particular OSPF area,
• D. The Type-1 external metrics include only the AS external metric.

Answer: ABD

NEW QUESTION 18
Which of the following statements about OSPF neighbor state transition are true? (Select 3 answers)

• A. The neighbor state transitions from "Loading" to "Full" when a LoadingDone event occurs.
• B. The neighbor state transitions from the "Exstart" to "full" when a Negotiation Done event occurs.
• C. The neighbor state transitions from the "Exchange" to "Full" when an ExchangeDone event occurs.
• D. The neighbor state transitions from "Exchange" to "Loading when an ExchangeDone event occurs.

Answer: ACD

NEW QUESTION 19
Which of the following elements are used by Network LSA to describe broadcast or NBMA network segments in OSPF routing protocol? (Select 3 answers)

• A. Link ID
• B. Net mask
• C. Attached Router list
• D. Metric

Answer: ABC