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Latest Cisco CCNA SP 640-875 pdf
[PDF] Free Cisco CCNA SP 640-875 pdf dumps download from Google Drive: https://drive.google.com/open?id=1y7parxGOhVoNp-ygMB922EJMhPxyUlz9
[PDF] Free Full Cisco pdf dumps download from Google Drive: https://drive.google.com/open?id=1CMo2G21nPLf7ZmI-3_hBpr4GDKRQWrGx
640-875 SPNGN1 – Cisco: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/spngn1.html
Test your Cisco CCNA SP 640-875 exam level
Which statement about 10/40/100 GigabitEthernet interface configuration on Cisco IOS XR is true?
A. Use the negotiation auto command in interface configuration mode to enable link auto-negotiation to ensure that
devices that share a link segment are automatically configured with the highest performance.
B. The configuration supports only full-duplex operation.
C. The range for MTU values is 64 bytes to 1518 bytes on the interface.
D. The interface has no flow control configuration.
Correct Answer: B
Which two statements about Packet over SONET are true? (Choose two.)
A. POS is a Layer 2 technology that uses PPP in ATM encapsulation and SONET framing.
B. The Layer 2 frame is encapsulated into a generic HDLC header (not Cisco proprietary HDLC) and placed into the
appropriate SONET Payload Envelope.
C. The FCS field can be set to 16 bits on one end and 32 bits on the other end of a POS connection without causing any
D. The Cisco POS interface supports Cisco HDLC and PPP encapsulation.
E. POS can be used in a point-to-point or point-to-multipoint environment.
Correct Answer: BD
Which three statements about Cisco Discovery Protocol operations on a Cisco ME3400 switch are true? (Choose
A. Cisco Discovery Protocol is enabled by default on NNI ports.
B. Cisco Discovery Protocol is enabled by default on all NNI, ENI, and UNI ports.
C. Cisco Discovery Protocol is disabled by default on ENI ports.
D. Cisco Discovery Protocol is not supported on NNI or ENI ports.
E. Cisco Discovery Protocol is not supported on UNI ports.
Correct Answer: ACE
What are two differences between WAN and LAN? (Choose two.)
A. The customer has explicit control of their own WAN.
B. The customer can modify the service provider route distinguishers.
C. The customer has explicit control of their LAN.
D. The customer is aware of the infrastructure within the WAN.
E. WANs will differ from LANs with attributes such as latency and distance.
Correct Answer: CE
The network administrator is using a Windows PC application that is called putty.exe for remote communication to a
switch for network troubleshooting. Which two protocols could be used during this communication? (Choose two).
Correct Answer: CE
Which command assigns an IP address to the Loopback1 interface on a Cisco IOS Router?
A. ip address 192.168.41.111 255.255.255.240
B. set ip 127.0.0.1/32
C. ip address 127.0.0.1 255.255.255.0
D. ip address 169.254.47.81 255.255.0.0
Correct Answer: D
Which Cisco IOS XR command is involved in enabling remote access?
A. RP/0/RSP0/CPU0:PE1(config)# router static
B. RP/0/RSP0/CPU0:PE1(config)# line console 0
C. RP/0/RSP0/CPU0:PE1(config)# vrf default
D. RP/0/RSP0/CPU0:PE1(config)# telnet ipv4 server max-servers 20
E. RP/0/RSP0/CPU0:PE1(config)# username CISCO password LAB
Correct Answer: D
In Cisco IOS XR, which three operations is Admin mode used for? (Choose three.)
A. Secure Domain Router management
B. Configuration-register settings
C. Hostname configuration
D. IOS XR software package upgrades
E. Interface duplex settings
F. Domain-name configuration
Correct Answer: ABD
A technician connects a Cisco ASR 9001 Router with a 40 Gigabit Ethernet modular port adapter to an older model
Cisco switch through a transceiver. The older Cisco switch has interfaces that only support up to 100-Mb half-duplex.
What should you tell the technician about this configuration?
A. The devices are unable to communicate.
B. On the older model Cisco switch, set the speed to “auto,” so that the devices can communicate.
C. On the Cisco ASR 9001 Router, set the duplex and the speed to “auto,” so that the devices can communicate.
D. Set the transceiver to half/full duplex mode so that the devices can communicate.
Correct Answer: A
What is the Cisco IOS command to export IPv6 flows to Collector 220.127.116.11/24?
A. Switch(config)#ipv6 flow-export destination 18.104.22.168 9996
B. Switch(config)#ip flow-export destination 22.214.171.124 9996
C. Switch(config)#ip flow-export destination 126.96.36.199 255.255.255.0
D. Switch(config)#ip flow-export destination fe08::0ABC:1 9996
Correct Answer: A
With a distance vector routing protocol like RIPv1, when is a route in the routing table placed in the “possibly down”
A. When a router receives an update from its neighbor router about a network in its routing table but with a worse
B. When a router receives an update from its neighbor router about a network in its routing table but with a better metric
C. When a router receives an update from its neighbor router indicating that a previously accessible network is now
D. Whenever the router receives an update from its neighbor about a newly learned network
E. Whenever the router interface that is used to reach the remote network goes down
Correct Answer: C
Which two commands are required to enter enable mode on a console port without entering a password? (Choose
A. Privilege 15
B. Input SSH
C. Line VTY 0 4
D. No login
E. Privilege 0
Correct Answer: AD
What two commands enable port security and allow the switch to dynamically learn the connected MAC address?
A. switch5(config-if)#switchport port-security
B. switch5(config)#switchport port-security
C. switch5(config-if)#switchport port-security mac-address sticky
D. switch5(config)#switchport port-security mac-address sticky
E. switch5(config-if)#switchport port-security mac-address dynamic
F. switch5(config-if)#switchport port-security mac-address auto
Correct Answer: AC
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