[Free] 2017(July) Ensurepass Braindumps Cisco 400-101 Latest Dumps 661-670

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CCIE Routing and Switching Written Exam v5.1

QUESTION 661

Refer to the exhibit. What is preventing R4 from learning any networks via OSPF?

 

clip_image001

 

A.

R4 does not have any OSPF neighbors.

B.

There is no OSPF backup designated router on FastEthernet0/0.

C.

The OSPF area number for FastEthernet0/0 does not match the interface network.

D.

There are no OSPF learned routes in the network beyond R4.

 

Correct Answer: A

 

 

QUESTION 662

Refer to the exhibit. What problem does the debug ip ospf event output from R4 indicate?

 

clip_image002

 

A.

a mismatched dead timer between R4 and 209.165.202.130

B.

a mismatched hello timer between R4 and 209.165.202.130

C.

mismatched areas between R4 and 209.165.202.130

D.

mismatched masks between R4 and 209.165.202.130

 

Correct Answer: D

 

QUESTION 663

Refer to the exhibit. Which result will the EEM applet in the exhibit produce?

 

clip_image003

 

A.

The output of show version will be executed every 5 hours.

B.

The output of show log will be executed every 5 hours.

C.

The output of show log will be executed every Friday.

D.

The output of show log will be executed every 5 minutes.

 

Correct Answer: B

 

 

QUESTION 664

Refer to the exhibit. Based on the above commands, when will the output of the show log command be saved?

 

clip_image004

 

A.

Each time the total CPU utilization goes below 50 percent.

B.

Each time the total CPU utilization goes above 80 percent.

C.

Every 5 minutes while the total CPU utilization is above 80 percent.

D.

Every 5 seconds while the total CPU utilization is above 80 percent.

E.

Every 5 minutes while the total CPU utilization is below 50 percent.

F.

Every 5 seconds while the total CPU utilization is below 50 percent.

 

Correct Answer: D

 

 

QUESTION 665

Choose two commands that are required to enable multicast on a router, when it is known that the receivers use a specific functionality of IGMPv3. (Choose two.)

 

A.

ip pim rp-address

B.

ip pim ssm

C.

ip pim sparse-mode

D.

ip pim passive

 

Correct Answer: BC

 

 

 

 

 

QUESTION 666

Refer to the exhibit. R1 has two eBGP sessions to ISP1 and ISP2 (one to each ISP router), and R1 receives the same prefixes through both links. Which configuration should be applied for the link between R1 and ISP2 to be preferred for incoming traffic (ISP2 to R1)?

 

clip_image005

 

A.

increase local preference on R1 for sent ro
utes

B.

decrease local preference on R1 for sent routes

C.

increase MED on ISP2 for sent routes

D.

decrease MED on ISP2 for sent routes

 

Correct Answer: D

 

 

QUESTION 667

Refer to the exhibit. A new Ethernet link was added to an existing OSPF network. It is possible to ping the remote end of the link, but the OSPF adjacency does not form. Which two commands configured on the interface could resolve the issue? (Choose two.)

 

clip_image007

 

A.

ip ospf mtu-ignore

B.

ip ospf flood-reduction

C.

ip mtu 1500

D.

ip mss 1500

 

Correct Answer: AC

 

 

QUESTION 668

Refer to the exhibit. A GRE tunnel between R1 and R2 has been configured over an Internet connection. As soon as traffic is sent over the tunnel, high CPU utilization is observed on R1. Reducing the traffic shows a reduction in CPU utilization. What could be a possible cause for the high CPU utilization?

 

clip_image008

 

A.

The BGP process is processing the complete Internet routing table.

B.

An MTU issue causes GRE packets to be fragmented.

C.

A GRE-based DDoS attack is overloading the router control plane.

D.

All GRE packets are always process switched.

 

Correct Answer: B

 

 

QUESTION 669

Refer to the exhibit. You are investigating connectivity issues on your LAN and have noticed that sometimes you cannot use Telnet from RTA to RTB. Sometimes, Telnet sessions will disconnect on RTA with the message “connection reset by peer.” However, you can ping from RTA to RTB at all times. What is most likely the cause of this issue?

 

clip_image009

 

A.

Quality of service is configured on RTA, limiting the Telnet sessions.

B.

Quality of service is configured on RTB, limiting the Telnet sessions.

C.

Control Plane Policing is configured on RTB, limiting the Telnet sessions.

D.

On router RTB, the “login block” mode went to a “quiet period” for the IP address of RTA.

E.

Another device that is connected to the switch is using the same IP address as RTB.

F.

Another device that is connected to the switch is using the same MAC address as RTB.

 

Correct Answer: E

 

 

QUESTION 670

Drag the DSCP values on left to the correct classes on the right. Not all DSCP values will be used.

 

clip_image010

 

Correct Answer:

clip_image012

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