Free Download New Updated Cisco CCIE R&S 400-101 Real Exam Questions and Answers 11-20

By | October 20, 2014

Ensurepass

QUESTION 11

Refer to the exhibit. Which action will solve the error state of this interface when connecting a host behind a Cisco IP phone?

 

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A.

Configure dot1x-port control auto on this interface

B.

Enable errdisable recovery for security violation errors

C.

Enable port security on this interface

D.

Configure multidomain authentication on this interface

 

Correct Answer: D

 

 

QUESTION 12

Refer to the exhibit. While troubleshooting high CPU utilization on one of your Cisco Catalyst switches, you find that the issue is due to excessive flooding that is caused by STP. What can you do to prevent this issue from happening again?

 

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A.

Disable STP completely on the switch.

B.

Change the STP version to RSTP.

C.

Configure PortFast on port-channel 1.

D.

Configure UplinkFast on the switch.

E.

Configure PortFast on interface Gi0/15.

 

Correct Answer: E

 

 

QUESTION 13

Refer to the exhibit. While troubleshooting high CPU utilization of a Cisco Catalyst 4500 Series Switch, you notice the error message that is shown in the exhibit in the log file. What can be the cause of this issue, and how can it be prevented?

 

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A.

The hardware routing table is full. Redistribute from BGP into IGP.

B.

The software routing table is full. Redistribute from BGP into IGP.

C.

The hardware routing table is full. Reduce the number of routes in the routing table.

D.

The software routing table is full. Reduce the number of routes in the routing table.

 

Correct Answer: C

 

 

QUESTION 14

Refer to the exhibit. All switches have default bridge priorities, and originate BPDUs with MAC addresses as indicated. The numbers shown are STP link metrics. Which two ports are forwarding traffic after STP converges? (Choose two.)

 

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A.

The port connecting switch SWD with switch SWE

B.

The port connecting switch SWG with switch SWF

C.

The port connecting switch SWC with switch SWE

D.

The port connecting switch SWB with switch SWC

 

Correct Answer: CD

 

 

QUESTION 15

Refer to the exhibit. Which three statements about the output are true? (Choose three.)

 

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A.

An mrouter port can be learned by receiving a PIM hello packet from a multicast router.

B.

This switch is configured as a multicast router.

C.

Gi2/0/1 is a trunk link that connects to a multicast router.

D.

An mrouter port is learned when a multicast data stream is received on that port from a multicast router.

E.

This switch is not configured as a multicast router. It is configured only for IGMP snooping.

F.

IGMP reports are received only on Gi2/0/1 and are never transmitted out Gi2/0/1 for VLANs 10 and 20.

 

Correct Answer: ABC

 

 

QUESTION 16

Refer to the exhibit. If a port is configured as shown and receives an untagged frame, of which VLAN will the untagged frame be a member?

 

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A.

VLAN 1

B.

VLAN 2

C.

VLAN 3

D.

VLAN 4

 

Correct Answer: B

 

 

QUESTION 17

Refer to the exhibit. Which statement describes the effect on the network if FastEthernet0/1 goes down temporarily?

 

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A.

FastEthernet0/2 forwards traffic only until FastEthernet0/1 comes back up.

B.

FastEthernet0/2 stops forwarding traffic until FastEthernet0/1 comes back up.

C.

FastEthernet0/2 forwards traffic indefinitely.

D.

FastEthernet0/1 goes into standby.

 

Correct Answer: C

 

 

QUESTION 18

Refer to the exhibit. Which technology does the use of bi-directional BPDUs on all ports in the topology support?

 

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A.

RSTP

B.

MST

C.

Bridge Assurance

D.

Loop Guard

E.

Root Guard

F.

UDLD

 

Correct Answer: C

 

 

QUESTION 19

Which three statements are true about PPP CHAP authentication? (Choose three.)

 

A.

PPP encapsulation must be enabled globally.

B.

The LCP phase must be complete and in closed state.

C.

The hostname used by a router for CHAP authentication cannot be changed.

D.

PPP encapsulation must be enabled on the interface.

E.

The LCP phase must be complete and in open state.

F.

By default, the router uses its hostname to identify itself to the peer.

 

Correct Answer: DEF

 

 

QUESTION 20

Which two statements are true about an EPL? (Choose two.)

 

A.

It is a point-to-point Ethernet connection between a pair of NNIs.

B.

It allows for service multiplexing.

C.

It has a high degree of transparency.

D.

The EPL service is also referred to as E-line.

 

Correct Answer: CD

 

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