Free Download New Updated Cisco CCIE R&S 400-101 Real Exam Questions and Answers 21-30

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QUESTION 21

Which two statements describe characteristics of HDLC on Cisco routers? (Choose two.)

 

A.

It supports multiple Layer 3 protocols.

B.

It supports multiplexing.

C.

It supports only synchronous interfaces.

D.

It supports authentication.

 

Correct Answer: AC

 

 

QUESTION 22

Refer to the exhibit. What is the meaning of the asterisk (*) in the output?

 

clip_image002

 

A.

PIM neighbor 10.1.5.6 is the RPF neighbor for the group 232.1.1.1 for the shared tree.

B.

PIM neighbor 10.1.5.6 is the one that is seen as the RPF neighbor when performing the command show ip rpf 10.1.4.7.

C.

PIM neighbor 10.1.5.6 is the winner of an assert mechanism.

D.

The RPF neighbor 10.1.5.6 is invalid.

 

Correct Answer: C

 

 

QUESTION 23

Refer to the exhibit. What is the role of this multicast router?

 

clip_image003

 

A.

a first-hop PIM router

B.

a last-hop PIM router

C.

a PIM rendezvous point

D.

a PIM inter-AS router

 

Correct Answer: C

 

 

 

 

 

 

QUESTION 24

Refer to the exhibit. Which option explains why the forwarding address is set to 0.0.0.0 instead of 110.100.1.1?

 

clip_image004

 

A.

The interface Ethernet0/1 is in down state.

B.

The next-hop ip address 110.100.1.1 is not directly attached to the redistributing router.

C.

The next-hop interface (Ethernet0/1) is specified as part of the static route command; therefore, the forwarding address is always set to 0.0.0.0.

D.

OSPF is not enabled on the interface Ethernet0/1.

 

Correct Answer: D

 

 

 

 

 

 

 

 

 

QUESTION 25

Refer to the exhibit. You have configured two routing protocols across this point-to-point link. How many BFD sessions will be established across this link?

 

clip_image006

 

A.

three per interface

B.

one per multicast address

C.

one per routing protocol

D.

one per interface

 

Correct Answer: D

 

 

QUESTION 26

Refer to the exhibit. Which statement is true?

 

clip_image007

 

A.

2001:DB8::1/128 is a local host route, and it can be redistributed into a dynamic routing protocol.

B.

2001:DB8::1/128 is a local host route, and it cannot be redistributed into a dynamic routing protocol.

C.

2001:DB8::1/128 is a local host route that was created because ipv6 unicast-routing is not enabled on this router.

D.

2001:DB8::1/128 is a route that was put in the IPv6 routing table because one of this router’s loopback interfaces has the IPv6 address 2001:DB8::1/128.

 

Correct Answer: B

 

 

 

 

 

 

 

 

 

 

 

QUESTION 27

Refer to the exhibit. Routers R1, R2, and R3 are configured as shown, and traffic from R2 fails to reach 172.29.168.3. Which action can you take to correct the problem?

 

clip_image009

 

A.

Correct the static route on R1.

B.

Correct the default route on R2.

C.

Edit the EIGRP configuration of R3 to enable auto-summary.

D.

Correct the network statement for 172.29.168.3 on R3.

 

Correct Answer: A

 

 

QUESTION 28

Refer to the exhibit. R3 prefers the path through R1 to reach host 10.1.1.1. Which option describes the reason for this behavior?

 

clip_image010

 

A.

The OSPF reference bandwidth is too small to account for the higher speed links through R2.

B.

The default OSPF cost through R1 is less than the cost through R2.

C.

The default OSPF cost through R1 is more than the cost through R2.

D.

The link between R2 and R1 is congested.

 

Correct Answer: A

 

 

QUESTION 29

Refer to the exhibit. For which reason could a BGP-speaking device in autonomous system 65534 be prevented from installing the given route in its BGP table?

 

clip_image011

 

A.

The AS number of the BGP is specified in the given AS_PATH.

B.

The origin of the given route is unknown.

C.

BGP is designed only for publicly routed addresses.

D.

The AS_PATH for the specified prefix exceeds the maximum number of ASs allowed.

E.

BGP does not allow the AS number 65535.

 

Correct Answer: A

 

QUESTION 30

Which statement about the feasibility condition in EIGRP is true?

 

A.

The prefix is reachable via an EIGRP peer that is in the routing domain of the router.

B.

The EIGRP peer that advertises the prefix to the router has multiple paths to the destination.

C.

The EIGRP peer that advertises the prefix to the router is closer to the destination than the router.

D.

The EIGRP peer that advertises the prefix cannot be used as a next hop to reach the destination.

 

Correct Answer: C

 

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