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Title: [24/April/2019 Updated] Real PassLeader 640-875 Braindumps And VCE Dumps Ensure 100 Percent Exam Passing

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New Updated 640-875 Exam Questions from PassLeader 640-875 PDF dumps! Welcome to download the newest PassLeader 640-875 VCE dumps:&nbsp;https://www.passleader.com/640-875.html (268 Q&amp;As) Keywords: 640-875 exam dumps, 640-875 exam questions, 640-875 VCE dumps, 640-875 PDF dumps, 640-875 practice tests, 640-875 study guide, 640-875 braindumps, Building Cisco Service Provider Next-Generation Networks, Part 1 (SPNGN1) Exam P.S. New 640-875 SPNGN1 dumps PDF: https://drive.google.com/open?id=0B-ob6L_QjGLpZGpwNTVrRmdFaVU P.S. New 640-878 SPNGN2 dumps PDF: https://drive.google.com/open?id=0B-ob6L_QjGLpU3VHYVJYeUFmQlk NEW QUESTION 231Which two components are used when creating an endpoint's modified EUI-64 format IPv6 address? (Choose two.) A.&nbsp;&nbsp;&nbsp; Hexadecimal value of 0xFFFEB.&nbsp;&nbsp;&nbsp; 48-bit MAC addressC.&nbsp;&nbsp;&nbsp; 64-bit MAC addressD.&nbsp;&nbsp;&nbsp; Link local suffixE.&nbsp;&nbsp;&nbsp; IPv4 address  Answer: AB NEW QUESTION 232An engineer's supervisor sees manual route summarization as complex and unnecessary. Which two arguments can be made for route summarization? (Choose two.) A.&nbsp;&nbsp;&nbsp; It advertises detailed routing tables.B.&nbsp;&nbsp;&nbsp; It reduces routing table size.C.&nbsp;&nbsp;&nbsp; It reduces the upstream impact of a flapping interface.D.&nbsp;&nbsp;&nbsp; It increases security by advertising fake networks.E.&nbsp;&nbsp;&nbsp; It utilizes the full CPU performance capacity on the routers. Answer: BC NEW QUESTION 233Which statement about Flex Links is true? A.&nbsp;&nbsp;&nbsp; Flex Links are supported only if the PVST protocol is used on the links.B.&nbsp;&nbsp;&nbsp; STP is disabled on Flex Links.C.&nbsp;&nbsp;&nbsp; Flex Links are supported only if the Cisco proprietary Rapid PVST protocol is used on the links.D.&nbsp;&nbsp;&nbsp; At least two backup interfaces are required to configure Flex Links. Answer: B NEW QUESTION 234How many bits of an 802.1Q header are allocated for a VLAN identifier? A.&nbsp;&nbsp;&nbsp; 8B.&nbsp;&nbsp;&nbsp; 12C.&nbsp;&nbsp;&nbsp; 24D.&nbsp;&nbsp;&nbsp; 32 Answer: B NEW QUESTION 235Which field in the Ethernet header is used to forward Ethernet frames? A.&nbsp;&nbsp;&nbsp; frame check sequenceB.&nbsp;&nbsp;&nbsp; source addressC.&nbsp;&nbsp;&nbsp; EtherTypeD.&nbsp;&nbsp;&nbsp; destination address Answer: D NEW QUESTION 236If you attempt to enable 802.1x for an EtherChannel port, what happens? A.&nbsp;&nbsp;&nbsp; An error occurs, because 802.1x is not supported on EtherChannel.B.&nbsp;&nbsp;&nbsp; The 802.1x authentication is extended to all of the ports in the EtherChannel bundle.C.&nbsp;&nbsp;&nbsp; An error occurs, but 802.1x is enabled for the EtherChannel bundle.D.&nbsp;&nbsp;&nbsp; All of the ports are removed from the EtherChannel bundle. Answer: A NEW QUESTION 237An engineer wants to ensure that an interface goes into the error disable state immediately when a violation is detected on port. Which command must be used to accomplish this requirement? A.&nbsp;&nbsp;&nbsp; switchport port-security violation disableB.&nbsp;&nbsp;&nbsp; switchport port-security violation shutdownC.&nbsp;&nbsp;&nbsp; switchport port-security violation restrictD.&nbsp;&nbsp;&nbsp; switchport port-security violation protect Answer: B NEW QUESTION 238Which statement is true when using VRF? A.&nbsp;&nbsp;&nbsp; Overlapping IP addresses can be used without conflict.B.&nbsp;&nbsp;&nbsp; Multiple instances of a routing table cannot coexist on the same router.C.&nbsp;&nbsp;&nbsp; Routing instances must not contain overlapping address space.D.&nbsp;&nbsp;&nbsp; Two interfaces on the same router cannot be configured with the same IP address. Answer: A NEW QUESTION 239Which routing protocol marks redistributed routes as external? A.&nbsp;&nbsp;&nbsp; EIGRPB.&nbsp;&nbsp;&nbsp; RIPngC.&nbsp;&nbsp;&nbsp; RIPv2D.&nbsp;&nbsp;&nbsp; BGP Answer: A NEW QUESTION 240Which statement regarding the GRE protocol is true? A.&nbsp;&nbsp;&nbsp; It uses IP protocol 50.B.&nbsp;&nbsp;&nbsp; It provides encryption.C.&nbsp;&nbsp;&nbsp; It is the default mode for tunnels.D.&nbsp;&nbsp;&nbsp; It can transport unicast traffic only. Answer: C NEW QUESTION 241Which OSPF router handles distribution between OSPF and another routing protocol such as EIGRP or BGP? A.&nbsp;&nbsp;&nbsp; autonomous system border routerB.&nbsp;&nbsp;&nbsp; area border routerC.&nbsp;&nbsp;&nbsp; designated routerD.&nbsp;&nbsp;&nbsp; border gateway router Answer: A NEW QUESTION 242Which two features were introduced in ICMP version 6? (Choose two.) A.&nbsp;&nbsp;&nbsp; error reportingB.&nbsp;&nbsp;&nbsp; neighbor discoveryC.&nbsp;&nbsp;&nbsp; signalingD.&nbsp;&nbsp;&nbsp; round trip estimatesE.&nbsp;&nbsp;&nbsp; router discovery Answer: BE NEW QUESTION 243Which two values must you configure when you enable a DHCP server on a Cisco router? (Choose two.) A.&nbsp;&nbsp;&nbsp; inside and outside NAT interfacesB.&nbsp;&nbsp;&nbsp; client DNS domain nameC.&nbsp;&nbsp;&nbsp; default gatewayD.&nbsp;&nbsp;&nbsp; router IDE.&nbsp;&nbsp;&nbsp; VLAN assignment Answer: BC NEW QUESTION 244Which two statement about A records and AAAA records in DNS are true? (Choose two.) A.&nbsp;&nbsp;&nbsp; A records can be returned in IPv6 packets only.B.&nbsp;&nbsp;&nbsp; AAAA records can be returned in IPv6 packets only.C.&nbsp;&nbsp;&nbsp; AAAA records can be returned in either IPv4 packets or IPv6 packets.D.&nbsp;&nbsp;&nbsp; A records can be returned in either IPv4 packets or IPv6 packets.E.&nbsp;&nbsp;&nbsp; A records and AAAA records can be used interchangeable. Answer: BE NEW QUESTION 245Which two DSL technologies are symmetrical? (Choose two.) A.&nbsp;&nbsp;&nbsp; HDSLB.&nbsp;&nbsp;&nbsp; SDSLC.&nbsp;&nbsp;&nbsp; VDSLD.&nbsp;&nbsp;&nbsp; RADSLE.&nbsp;&nbsp;&nbsp; ADSL Answer: AB NEW QUESTION 246Which statement about how data is transmitted in a GPON environment is true? A.&nbsp;&nbsp;&nbsp; Nodes provide optical to electrical conversion between the OLT and the ONTs.B.&nbsp;&nbsp;&nbsp; Optical splitters are used to separate wavelengths assigned to different ONTs.C.&nbsp;&nbsp;&nbsp; Each ONT receives the traffic intended for all ONTs on the same PON.D.&nbsp;&nbsp;&nbsp; The OLT sends traffic to specific ONTs based on an assigned timeslot. Answer: B NEW QUESTION 247Which three layers comprise the SONET transport hierarchy? (Choose three.) A.&nbsp;&nbsp;&nbsp; line layerB.&nbsp;&nbsp;&nbsp; path layerC.&nbsp;&nbsp;&nbsp; section layerD.&nbsp;&nbsp;&nbsp; data-link layerE.&nbsp;&nbsp;&nbsp; application layerF.&nbsp;&nbsp;&nbsp; network layer Answer: ABC NEW QUESTION 248In which DWDM network topology does protected traffic travel only between two hub nodes? A.&nbsp;&nbsp;&nbsp; any-to-any ringB.&nbsp;&nbsp;&nbsp; hubbeed ringC.&nbsp;&nbsp;&nbsp; multihubbed ringD.&nbsp;&nbsp;&nbsp; meshed ring Answer: C NEW QUESTION 249On a service provider network, which device functions as an aggregation point for CPE devices? A.&nbsp;&nbsp;&nbsp; a P routerB.&nbsp;&nbsp;&nbsp; a CE routerC.&nbsp;&nbsp;&nbsp; a PE routerD.&nbsp;&nbsp;&nbsp; a CE switch Answer: C NEW QUESTION 250A network engineer is asked to protect the PE routers by configuring Control Plane Policing. How does this work? A.&nbsp;&nbsp;&nbsp; It encrypts packets before transmitting them across a network.B.&nbsp;&nbsp;&nbsp; It prevents network data interception.C.&nbsp;&nbsp;&nbsp; It prevents unauthorized access into networking devices.D.&nbsp;&nbsp;&nbsp; It prevents and protects the control plane of Cisco IOS routers and switches against reconnaissance and denial-of-service (DoS) attacks. Answer: D NEW QUESTION 251Which two statements regarding router ACLs are true? (Choose two.) A.&nbsp;&nbsp;&nbsp; They can restrict and block unwanted access to Cisco IOS services.B.&nbsp;&nbsp;&nbsp; They have no effect on router resources.C.&nbsp;&nbsp;&nbsp; They can be defined as standard, extended, or optional access lists.D.&nbsp;&nbsp;&nbsp; They can protect the router processor from unnecessary traffic, to maintain performance.E.&nbsp;&nbsp;&nbsp; They cannot be used to prevent DoS attacks. Answer: AD NEW QUESTION 252For which two reasons would an engineer configure neighbor authentications? (Choose two.) A.&nbsp;&nbsp;&nbsp; The neighbor requires authentication.B.&nbsp;&nbsp;&nbsp; Routing update packets are being rejected.C.&nbsp;&nbsp;&nbsp; The router could receive false routing information.D.&nbsp;&nbsp;&nbsp; To maintain link stability.E.&nbsp;&nbsp;&nbsp; Changes to the routing infrastructure are being made. Answer: AC NEW QUESTION 253Drag and DropDrag and drop the characteristics from the left onto the correct data communications networks on the right. Answer: NEW QUESTION 254Drag and DropDrag and drop the network layers from the left onto their most common function on the right. Answer: NEW QUESTION 255You have a switch that is configured to send messages to a syslog server. What should you do to log debugging information to syslog? A.&nbsp;&nbsp;&nbsp; Set the logging trap to 0.B.&nbsp;&nbsp;&nbsp; Set the logging trap to 7.C.&nbsp;&nbsp;&nbsp; Set the logging facility to 16.D.&nbsp;&nbsp;&nbsp; Set the logging facility to 61. Answer: B NEW QUESTION 256Which command provides the highest level of detail about the system diagnostics on a Cisco XE router? A.&nbsp;&nbsp;&nbsp; show tech-supportB.&nbsp;&nbsp;&nbsp; show registryC.&nbsp;&nbsp;&nbsp; show running-configD.&nbsp;&nbsp;&nbsp; show inventory Answer: A NEW QUESTION 257Which CLI command works for Cisco IOS and Cisco IOS XR Software configuration? A.&nbsp;&nbsp;&nbsp; boot systemB.&nbsp;&nbsp;&nbsp; enableC.&nbsp;&nbsp;&nbsp; ip subnet-zeroD.&nbsp;&nbsp;&nbsp; snmp-server Answer: D NEW QUESTION 258An engineer must collect information about the cards installed in a Cisco routing running Cisco IOS XE Software. Which command can the engineer use to collect this information? A.&nbsp;&nbsp;&nbsp; show startup-configB.&nbsp;&nbsp;&nbsp; show diagC.&nbsp;&nbsp;&nbsp; show versionD.&nbsp;&nbsp;&nbsp; show running-config Answer: B NEW QUESTION 259An engineer must set up a password to be used for privilege exec mode and wants the password to be stored in the most secure method. Which command must the engineer use? A.&nbsp;&nbsp;&nbsp; username support password ciscoB.&nbsp;&nbsp;&nbsp; enable password ciscoC.&nbsp;&nbsp;&nbsp; username support secret ciscoD.&nbsp;&nbsp;&nbsp; enable secret cisco Answer: D NEW QUESTION 260An engineer wants to display the combined content of the target and running configurations without commiting the changes in a Cisco IOS XR Router. Which command accomplishes this task? A.&nbsp;&nbsp;&nbsp; show configurationB.&nbsp;&nbsp;&nbsp; show running-config sanitizedC.&nbsp;&nbsp;&nbsp; show running-configD.&nbsp;&nbsp;&nbsp; show configuration merge Answer: D NEW QUESTION 261......    Download the newest PassLeader 640-875 dumps from passleader.com now! 100% Pass Guarantee! 640-875 PDF dumps &amp; 640-875 VCE dumps:&nbsp;https://www.passleader.com/640-875.html (268 Q&amp;As) (New Questions Are 100% Available and Wrong Answers Have Been Corrected! Free VCE simulator!) P.S. New 640-875 SPNGN1 dumps PDF: https://drive.google.com/open?id=0B-ob6L_QjGLpZGpwNTVrRmdFaVU P.S. 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Post date: 2019-04-24 06:11:59

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