[Free] 2017(Oct) EnsurePass Testinsides Cisco 640-875 Dumps with VCE and PDF 11-20

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Building Cisco Service Provider Next-Generation Networks, Part 1 (SPNGN1)

Question No: 11 – (Topic 1)

You are having problems browsing to http://www.cisco.com from your laptop that is running Windows. Your laptop is connected directly to a default gateway, which is a Cisco ISR G2 router. Which four options are the basic troubleshooting steps that you should use to troubleshoot this issue? (Choose four.)

  1. Issue the ipconfig command from the Windows command line on your laptop to determine your laptop IP address and the default gateway IP address.

  2. Issue the ipconfig /all command from the Windows command line on your laptop to determine the DNS server IP address.

  3. Issue the ping {default gateway IP address} command from the Windows command line on your laptop to verify connectivity to the default gateway.

  4. Issue the ping {DNS server IP address} command from the Windows command line on your laptop to verify connectivity to the DNS server.

  5. Issue the ping tcp www.cisco.com 80 command from the Windows command line on your laptop to verify TCP port 80 connectivity to the www.cisco.com server.

  6. From the ISR G2 CLI, issue the ping tcp www.cisco.com 80 command to verify TCP port 80 connectivity to the www.cisco.com server.

  7. From the ISR G2 CLI, issue the ISR-G2#tracert www.cisco.com command to verify connectivity to the www.cisco.com server.

  8. From the ISR G2 CLI, issue the ISR-G2#nslookup www.cisco.com command to determine the IP address of the www.cisco.com server.

Answer: A,B,C,D

Question No: 12 – (Topic 1)

What is the term that refers to a device that has no Customer Equipment directly connected to it in a Service Provider network?

  1. Provider Edge Router

  2. Customer Edge Router

  3. Non-customer Edge Router

  4. Provider Router

  5. Provider Edge Provider Router

Answer: D

Question No: 13 – (Topic 1)

The PE and CE interfaces are in the UP/UP state. The junior Network Engineer has

validated Layer 3 functionality by pinging the adjacent interface, however the customer is unable to access the provider network. What should be your next troubleshooting step?

  1. Validate that the encapsulation method is utilizing Point-to-Point Protocol

  2. Validate that the destination customer network is in the correct VRF

  3. Validate that the circuit clocking is inaccurate and needs to be synchronized on both sides

  4. Check the physical connection between both devices to ensure stability

  5. Identify incorrect RADIUS configuration is present on the PE device

  6. Check that an access-list is mis-configured on the loopback 0 interface and needs to be corrected

Answer: B

Question No: 14 – (Topic 1)

What are two differences between WAN and LAN? (Choose two.)

  1. The customer has explicit control of their own WAN.

  2. The customer can modify the service provider route distinguishers.

  3. The customer has explicit control of their LAN.

  4. The customer is aware of the infrastructure within the WAN.

  5. WANs will differ from LANs with attributes such as latency and distance.

Answer: C,E

Topic 2, IPv4 and IPv6 Addressing

Question No: 15 – (Topic 2)

Given the subnet of 209.165.201.0/27, which subnet range will make the most efficient use of the address block for connecting to customer edge devices?

A. 209.165.201.1/32 B. 209.165.201.1/31 C. 209.165.201.1/30 D. 209.165.201.1/29 E. 209.165.201.1/24

Answer: B

Question No: 16 – (Topic 2)

Given the IP address of 209.168.200.155/27, which two options are the subnet that this IP address belongs to and the subnet broadcast IP address? (Choose two.)

A. 209.168.200.64 255.255.255.224

B. 209.168.200.96 255.255.255.224

C. 209.168.200.128 255.255.255.224

D. 209.168.200.95

E. 209.168.200.127

F. 209.168.200.159

Answer: C,F

Question No: 17 – (Topic 2)

Which statement about IPv6 global unicast addresses is true?

  1. The first 3 bits is 001.

  2. The first 4 bits is 0011.

  3. The first 4 bits is 1111.

  4. The first 16 bits is FE80 in hex.

  5. The first 16 bits is FF00 in hex.

  6. The first 16 bits is 2002 in hex.

  7. The first 16 bits is 3FFE in hex.

Answer: A

Question No: 18 – (Topic 2)

Which is a valid IPv6 Link Local address?

A. FF00::1

B. 224.0.0.5::1

C. FE80::1

D. FE70::1

E. 169.254.0.0/16

Answer: C

Question No: 19 – (Topic 2)

Given the IP address 10.106.170.145 255.248.0.0, which three options are the subnet that this IP address belongs to, the host IP address range on this subnet, and the subnet broadcast IP address?

A. subnet = 10.104.0.0/13 B. subnet = 10.106.0.0/13 C. subnet = 10.112.0.0/13

D. host IP address range = 10.104.0.1 to 10.111.255.254 E. host IP address range = 10.106.0.1 to 10.106.255.254 F. host IP address range = 10.106.0.1 to 10.119.255.254

  1. subnet broadcast IP address = 10.106.255.255

  2. subnet broadcast IP address = 10.111.255.255

  3. subnet broadcast IP address = 10.119.255.255

Answer: A,D,H

Question No: 20 – (Topic 2)

Refer to the exhibit.

Ensurepass 2017 PDF and VCE

Given the Class C IP network of 192.168.1.0, using VLSM, which five subnets meet the requirements in the exhibit? (Choose five.)

A. 192.168.1.0/27 B. 192.168.1.32/27 C. 192.168.1.48/27 D. 192.168.1.48/28 E. 192.168.1.64/28 F. 192.168.1.80/28 G. 192.168.1.80/29 H. 192.168.1.88/30 I. 192.168.1.96/30

Answer: A,B,E,F,I

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