Latest Cisco CCIE 400-101 Real Exam Download 191-200

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QUESTION 191

Refer to the exhibit. Spanning tree protocol is running on all three switches. The switches are configured so that Link A is the active link, and Link B is the standby link. There is a problem occurring where Switch B starts forwarding on Link B causing a routing loop.

 

clip_image001

 

What is the likely cause of the problem?

 

A.

PortFast is not enabled.

B.

There is a port duplex mismatch.

C.

MISTP is enabled without RSTP.

D.

A single instance of STP is enabled instead of PVST.

 

Answer: B

 

 

QUESTION 192

While troubleshooting a BGP neighborship, you notice that the neighborship is constantly going up and down. What is causing the neighbors to flap?

 

A.

The traffic-shaping and rate-limiting parameters are in correct.

B.

There is a BGP timer mismatch between both neighbors.

C.

There is a routing issue between both neighbors.

D.

A firewall is blocking TCP packets with port 179.

E.

There is a mismatch on the BGP update source between both neighbors.

F.

EBGP multihop has not been configured on the neighbors.

 

Answer: A

 

 

QUESTION 193

Refer to the exhibit. An EBGP session is not established between Router1 and Router2.

 

clip_image002

 

A.

The ebgp-multihop value must be increased to 3.

B.

A static route needs to be added on Router1 and Router2.

C.

The update-source loopback 0 command needs to be removed.

D.

Use the serial interface IP addresses in the neighbor command, but leave the update source

pointing to loopback 0.

 

Answer: B

 

 

QUESTION 194

While troubleshooting OSPF issues on a broadcast network, the network administrator notices that some routers are stuck in two-way state.

What is the cause of this issue?

 

A.

This is normal on OSPF broadcast network types.

B.

The network type is configured incorrectly on these routers

C.

There is an MTU mismatch between these routers and their neighbors.

D.

This only happens to routers that have their OSPF priority set to 0.

E.

Hello packets are not being received on these routers.

 

Answer: A

 

 

QUESTION 195

Refer to the exhibit. You want to set up an AS path filter that allows networks that originated from AS4, and autonomous systems that are directly attached to AS4, to enter R1. When you tested the filter, you noticed that something was wrong with it.

 

clip_image003

 

How can this be solved?

 

A.

Change the regular expressing to ^4_0-9*$.

B.

Change the regular expression to ^4_0-9+$.

C.

Change the regular expression to ^4_0-9.*.

D.

Change the regular expression to ^4_0-9.$.

 

Answer: A

 

 

QUESTION 196

Refer to the exhibit. While troubleshooting performance issues on your network, you notice that CPU utilization on your Layer 3 Internet switch is very high.

What can be done to solve this issue?

 

clip_image004

 

A.

Use an SVI instead of a routed port to connect to the Internet router.

B.

This is a capacity issue. Replace the switch with a high-performance Layer 3 switch.

C.

Point the default static route to an IP address instead of a physical interface.

D.

Configure CoPP on the Layer 3 switch.

 

Answer: C

 

 

QUESTION 197

Refer to the exhibit. While troubleshooting BGP in this network, you notice that routes are constantly flapping on R1.

What can be done to solve this issue?

 

clip_image006

 

A.

Disable synchronization on R1 so that routes from R2 are installed in the routing table.

B.

Disable autosummary on R1 so that routes from R2 are installed in routing table.

C.

Increase the EBGP multihop count to 3.

D.

Replace the static route on R1 with a specific route to 20.20.20.20/32.

 

Answer: D

 

 

QUESTION 198

While troubleshooting an OSPFv3 neighborship between two routers on a Frame Relay network, you notice that there is a mapping issue.

Which mapping needs to be established for OSPFv3 to establish a neighborship on Frame Relay?

 

A.

The all routers multicast address needs to be mapped to the correct DLCI.

B.

The solicited node multicast address needs to be mapped to the correct DLCI.

C.

The neighbor’s link-local address needs to be mapped to the correct DLCI.

D.

The all routers broadcast address needs to be mapped to the correct DLCI.

 

Answer: C

 

 

QUESTION 199

Refer to the exhibit. R10 in area 3 is not able to reach EIGRP routes that have been redistributed into OSPF on R7.

Which two actions can be taken to resolve this issue, while maintaining connectivity to BGP routes that are redistributed on r11? (Choose two)

 

clip_image008

 

A.

Change area 3 from NSSA to a stub area.

B.

Change area 3 from NSSA to a totally stubby area.

C.

Change area 3 from NSSA to a normal area.

D.

Change area 3 from NSSA to an NSSA totally stub area.

 

Answer: CD

 

 

QUESTION 200

Refer to the exhibit. A host on the Internet (150.1.1.1) must be represented to the internal network as a local IP address. While testing, the configuration does not seem to work.

What is wrong?

 

clip_image009

 

A.

The nat inside translation is incorrect.

B.

The static route is incorrect.

C.

The nat outside translation is incorrect.

D.

Instead of source nat, destination nat should be used on the inside.

E.

The problem is not related to NAT configuration. The NAT configuration is correct.

 

Answer: C

 

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