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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 61:

    Which Cisco IOS XR command displays information about statically configured routes and their corresponding interface or next-hop?

    A. show ipv4 interfaces brief
    B. show route connected
    C. show interfaces Loopback
    D. show route static
    E. show route ospf

  • Question 62:

    You have a LAN that has three computers. The computers are connected by a switch. The computers are in the 192.168.1.0/24 network. Which network device enables you to connect the LAN to the Internet?

    A. a switch
    B. a hub
    C. a router
    D. a DSL modem in bridge mode

  • Question 63:

    DRAG DROP

    Drag the IPv4 leading address bits on the left and drop them on the correct type of IPv4 addresses on the right. Not all options on the left are used.

    Select and Place:

  • Question 64:

    Refer to the exhibit. An engineer is trying to determine if CDP is configured on a network with two Cisco Switches and a Router using this log information. Which statement can be concluded?

    A. CDP is enabled on Inet-Sw
    B. CDP is disabled on GigabitEthernet 0/1
    C. CDP is disabled on the router
    D. CDP is disabled on GigabitEthernet 0/0

  • Question 65:

    This show output is from the S7 Cisco Metro Switch and the PE7 Cisco ASR 9000 Series Router. Which configuration change(s) is/are needed to bring the S7 FastEthernet 0/2 interface into the up/up state?

    S7#show cdp neighbors Device ID Local Intrfce Holdtme Capability Platform Port IDPE7 Fas 0/2 163 R ASR9K Ser Gig 0/0/0/0S78 Fas 0/23 146 S I ME-3400E- Fas 0/21S8 Fas 0/21 178 S I ME-3400E- Fas 0/21 *Mar 20 21:28:02.177: %ETHCNTR-3-HALF_DUX_COLLISION_EXCEED_THRESHOLD: Collisions at FastEthernet0/2 exceed threshold. Considered as loop-back.*Mar 20 21:28:02.177: %PM-4-ERR_DISABLE: loopback error detected on Fa0/2, putting Fa0/2 in err-disable state*Mar 20 21:28:03.184: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to down S7#show interface fa0/2FastEthernet0/2 is down, line protocol is down (err-disabled) Hardware is Fast Ethernet, address is e8ba.70b5.6c04 (bia e8ba.70b5.6c04) MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation ARPA, loopback not set Keepalive set (10 sec) Half-duplex, 10Mb/s, media type is 10/100BaseTX input flow-control is off, output flow-control is unsupported ARP type: ARPA, ARP Timeout 04:00:00 Last input 00:00:40, output 00:00:00, output hang never Last clearing of "show interface" counters never Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 484423 packets input, 39349929 bytes, 0 no buffer Received 484423 broadcasts (167203 multicasts) 0 runts, 0 giants, 0 throttles 1 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored 0 watchdog, 167203 multicast, 0 pause input 0 input packets with dribble condition detected 972398 packets output, 128931949 bytes, 0 underruns 0 output errors, 46 collisions, 4 interface resets 0 babbles, 0 late collision, 0 deferred 0 lost carrier, 0 no carrier, 0 PAUSE output 0 output buffer failures, 0 output buffers swapped out RP/0/RSP0/CPU0:PE7#show interfaces gi0/0/0/0GigabitEthernet0/0/0/0 is down, line protocol is down Interface state transitions: 4 Hardware is GigabitEthernet, address is 4055.392f.40a8 (bia 4055.392f.40a8) Internet address is 192.168.107.70/24 MTU 1514 bytes, BW 100000 Kbit (Max: 100000 Kbit) reliability 255/255, txload 0/255, rxload 0/255 Encapsulation ARPA, Full-duplex, 100Mb/s, THD, link type is force-up output flow control is off, input flow control is off loopback not set, ARP type ARPA, ARP timeout 04:00:00 Last input 00:00:00, output 00:00:35 Last clearing of "show interface" counters never 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 972551 packets input, 128953765 bytes, 729 total input drops 172486 drops for unrecognized upper-level protocol Received 0 broadcast packets, 800781 multicast packets 0 runts, 0 giants, 0 throttles, 0 parity 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort 484545 packets output, 39360900 bytes, 0 total output drops Output 317283 broadcast packets, 167262 multicast packets 0 output errors, 0 underruns, 0 applique, 0 resets 0 output buffer failures, 0 output buffers swapped out 4 carrier transitions

    A. Enable loopback line on the S7 Fa0/2 interface then shut and no shut the Fa0/2 interface.
    B. Enable duplex half on the PE7 Gi0/0/0/0 interface then shut and no shut the Fa0/2 interface on S7.
    C. Change S7 Fa0/2 interface to duplex full and speed 100 then shut and no shut the Fa0/2 interface.
    D. Just need to no shut the Fa0/2 interface on S7.
    E. Just need to shut and no shut the Fa0/2 interface on S7.

  • Question 66:

    A network engineer has been provided subnet 209.165.202.128/27. What is the last usable IP address in this network and what is the subnet mask?

    A. 209.165.202.158 and 255.255.255.224
    B. 209.165.202.159 and 255.255.255.192
    C. 209.165.202.158 and 255.255.255.192
    D. 209.165.202.128 and 255.255.255.192
    E. 209.165.202.128 and 255.255.255.224

  • Question 67:

    DRAG DROP

    Drag the network characteristics from the left and drop them on the correct network type on the right.

    Select and Place:

  • Question 68:

    Which two architectures are part of the FTTx group of technologies? (Choose two.)

    A. Fiber-to-the-Building
    B. Fiber-to-the-Cabinet
    C. Fiber-to-the-Telecom-Enclosure
    D. Fiber-to-the-Home
    E. Fiber-to-the-Zone

  • Question 69:

    An engineer must ensure that their company CE routers do not send Cisco Discovery Protocol frames to the PE routers. All other interfaces on the CE must continue to send and receive Cisco Discovery Protocol frames. The CE routers are connected to the PE routers over Serial0/0.Which command does the engineer configure to fulfill these requirements?

    A. Router(config)#interface s0/0 Router(config-if)# no cdp run
    B. Router(config)#interface s0/0 Router(config-if)#cdp disable
    C. Router(config)#interface s0/0 Router(config-if)#no cdp enable
    D. Router(config)#no cdp enable interface s0/0

  • Question 70:

    DRAG DROP

    Drag each Cisco IOS XR command from the left and drop it on the correct output description on the right.

    Select and Place:

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