Free Download New Updated Cisco CCIE R&S 400-101 Real Exam Questions and Answers 241-250

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QUESTION 241

You are tasked with configuring a router on an OSPF domain to import routes from an EIGRP domain and summarize the routes to 192.168.64.0. Which statement configures the summarized route and provides equal-path route redundancy?

 

A.

area 32 range 192.168.64.0 255.255.192.0 cost 100

B.

area 32 range 192.168.64.0 255.255.63.0 cost 100

C.

area 32 range 192.168.64.0 255.255.64.0 cost 100

D.

area 32 range 192.168.64.0 255.255.192.0 multi-path

 

Correct Answer: A

 

 

QUESTION 242

Packets from a router with policy-based routing configured are failing to reach the next hop. Which two additions can you make to the router configuration to enable the packets to flow correctly? (Choose two.)

 

A.

Enable ip proxy-arp on the exiting interface.

B.

Specify the next hop as an address.

C.

Specify the next hop as an interface.

D.

Add a match-any permit statement to the route map.

 

Correct Answer: AB

 

 

QUESTION 243

Which two options are EIGRP route authentication encryption modes? (Choose two.)

 

A.

MD5

B.

HMAC-SHA2-256bit

C.

ESP-AES

D.

HMAC-AES

 

Correct Answer: AB

 

 

QUESTION 244

Which technology facilitates neighbor IP address resolution in DMVPN?

 

A.

CEF

B.

mGRE

C.

a dynamic routing protocol

D.

NHRP

 

Correct Answer: D

 

 

QUESTION 245

Which two are features of DMVPN? (Choose two.)

 

A.

It does not support spoke routers behind dynamic NAT.

B.

It requires IPsec encryption.

C.

It only supports remote peers with statically assigned addresses.

D.

It supports multicast traffic.

E.

It offers configuration reduction.

 

Correct Answer: DE

 

 

QUESTION 246

Refer to the exhibit. What is wrong with the configuration of this tunnel interface?

 

clip_image001

 

A.

ISATAP tunnels cannot use the EUI-64 address format.

B.

No tunnel destination has been specified.

C.

The tunnel source of an ISATAP tunnel must always point to a loopback interface.

D.

Router advertisements are disabled on this tunnel interface.

 

Correct Answer: D

 

 

QUESTION 247

Which two statements are true about a 6to4 tunnel connecting two IPv6 islands over the IPv4 Internet? (Choose two.)

 

A.

It embeds the IPv6 packet into the IPv4 payload with the protocol type set to 51.

B.

It works by appending the private IPv4 address (converted into hexadecimal format) to the 2002::/16 prefix.

C.

It embeds the IPv6 packet into the IPv4 payload with the protocol type set to 41.

D.

It works by appending the public IPv4 address (converted into hexadecimal format) to the 2002::/16 prefix.

 

Correct Answer: CD

 

 

QUESTION 248

On an MPLS L3VPN, which two tasks are performed by the PE router? (Choose two.)

 

A.

It exchanges VPNv4 routes with other PE routers.

B.

It typically exchanges iBGP routing updates with the CE device.

C.

It distributes labels and forwards labeled packets.

D.

It exchanges VPNv4 routes with CE devices.

E.

It forwards labeled packets between CE devices.

 

Correct Answer: AC

 

 

 

 

QUESTION 249

Refer to the exhibit. What will be the IP MTU of tunnel 0?

 

clip_image002

 

A.

1500

B.

1524

C.

1476

D.

1452

E.

1548

 

Correct Answer: C

 

 

QUESTION 250

Refer to the exhibit. Which statement describes what the authoritative flag indicates?

 

clip_image004

 

A.

Authentication was used for the mapping.

B.

R1 learned about the NHRP mapping from a registration request.

C.

Duplicate mapping in the NHRP cache is prevented.

D.

The registration request had the same flag set.

 

Correct Answer: B

 

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