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Cisco 640-875 Online Practice Questions and Exam Preparation

640-875 Exam Details

  • Exam Code
    :640-875
  • Exam Name
    :Building Cisco Service Provider Next-Generation Networks
  • Certification
    :Cisco Certifications
  • Vendor
    :Cisco
  • Total Questions
    :257 Q&As
  • Last Updated
    :Dec 14, 2021

Cisco 640-875 Online Questions & Answers

  • Question 21:

    What is the Cisco IOS command to export IPv6 flows to Collector 209.165.200.200/24?

    A. Switch(config)#ipv6 flow-export destination 209.165.200.200 9996
    B. Switch(config)#ip flow-export destination 209.165.200.200 9996
    C. Switch(config)#ip flow-export destination 209.165.200.200 255.255.255.0
    D. Switch(config)#ip flow-export destination fe08::0ABC:1 9996

  • Question 22:

    Refer to the exhibit.

    To log in successfully to the console port, what information should you enter?

    A. SecretPa$$word
    B. EnabLe
    C. admin for the username and ThisIsVerySecretPassword for the password
    D. CIsc0

  • Question 23:

    Refer to the exhibit.

    A network administrator is setting up a new core router to be a secondary NTP server. What command would need to be added to NTP Client configuration shown?

    A. NTP server 209.165.200.227 preferNTP server 209.165.200.226
    B. NTP server 209.165.200.227NTP server 209.165.200.226 secondary
    C. NTP server 209.165.200.227 preferNTP server 209.165.200.226 backup
    D. NTP server 209.165.200.227NTP server 209.165.200.226 prefer

  • Question 24:

    Refer to the exhibit. Which EIGRP route is advertised from the CE1 to the PE1 router?

    A. 10.1.10.0/8
    B. 10.0.0.0/8
    C. 10.1.1.0/8
    D. 10.1.10.0/32

  • Question 25:

    An engineer notices that too many prefixes are being sent from the CE to PE. To try to reduce the number of prefixes that the CE is sending, the engineer wants to summarize these prefixes: 192.168.0.0/24, 192.168.1.0/24, 192.168.2.0/23 and 192.168.4.0/22. Which summary route covering four prefixes results in the smallest prefix length?

    A. 192.168.0.0/19
    B. 192.168.0.0/20
    C. 192.168.0.0/21
    D. 192.168.0.0/22

  • Question 26:

    Which statement about VRFs is true?

    A. One interface can be a member of multiple VRFs.
    B. Each VRF has its own routing table, but it has a shared FIB.
    C. Each VRF has its own routing table and its own FIB.
    D. Each VRF has its own routing table, and it does not have an FIB.

  • Question 27:

    What is the default spanning-tree mode of an NNI port on a Cisco ME3400 switch?

    A. Multiple spanning tree (mst)
    B. Per-vlan rapid spanning tree (rapid-pvst)
    C. Per-vlan spanning tree (pvst)
    D. IEEE 802.1D (stp)

  • Question 28:

    You plan to configure NAT by using these guidelines:

    Implement NAT for the inside network 192.168.1.0/128 to the range of 209.165.201.1 to 209.165.201.5/128. Create a static association for the server 192.168.1.129 to the public IP address of 209.165.201.6. Implement PAT for the IP address range of 192.168.2.0/24 with the outside interface.

    Which commands should you use to configure NAT?

    A. access-list 1 permit 192.168.1.0 0.0.0.128 access-list 2 permit 192.168.2.0 0.0.0.255 ip nat pool NATCustomerA 209.165.201.1 209.165.201.5 netmask 0.0.0.128 ip nat inside source list 1 pool NATCustomerA ip nat inside source static 192.168.1.129 209.165.201.6 ip nat inside source list 2 interface g1/0/0 overload interface f0/0 description CustomerFacing Interface ip nat inside interface g1/0/0 description PublicWan ip nat outside
    B. access-list 1 permit 192.168.1.0 0.0.0.127 access-list 2 permit 192.168.2.0 0.0.0.255 ip nat pool NATCustomerA 209.165.201.1 209.165.201.5 netmask 255.255.255.128 ip nat inside source list 1 pool NATCustomerA ip nat inside source static 192.168.1.129 209.165.201.6 ip nat inside source list 2 interface g1/0/0 overload interface f0/0 description CustomerFacing Interface ip nat inside interface g1/0/0 description PublicWan ip nat outside
    C. access-list 1 permit 192.168.1.0 0.0.0.128 access-list 2 permit 192.168.2.0 0.0.0.255 ip nat pool NATCustomerA 209.165.201.1 209.165.201.5 prefix 25 ip nat inside source list 1 pool NATCustomerA ip nat inside source static 192.168.1.129 209.165.201.6 ip nat inside source list 2 interface g1/0/0 interface f0/0 description CustomerFacing Interface ip nat inside interface g1/0/0 description PublicWan ip nat outside
    D. access-list 1 permit 192.168.1.0 0.0.0.127 access-list 2 permit 192.168.2.0 0.0.0.255 ip nat pool NATCustomerA 209.165.201.1 209.165.201.5 prefix 25 ip nat inside source list 1 pool NATCustomerA overload ip nat inside source static 192.168.1.129 209.165.201.6 ip nat inside source list 2 interface g1/0/0 interface f0/0 description CustomerFacing Interface ip nat inside interface g1/0/0 description PublicWan ip nat outside

  • Question 29:

    Refer to the exhibit.

    All physical interfaces are up. What change must you make to ensure that Multilink PPP functions?

    A. Configure no ppp authentication chap for serial 1/3.
    B. Configure ppp multilink group 1 for serial 1/1 and serial 1/3.
    C. Configure encapsulation ppp for the serial interfaces on both routers.
    D. Add an IP address inside the multilink group.
    E. Configure no shutdown inside the multilink interface.

  • Question 30:

    Which two commands can you use to determine if FastEthernet0/0 is in the UP state on a Cisco IOS Router? (Choose two.)

    A. show interfaces | include FastEthernet 0/0
    B. show running-config interface FastEthernet0/0
    C. show interfaces | grep FastEthernet 0/0
    D. show controllers | include FastEthernet0/0
    E. show ip interface brief

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