400-101 CCIE Routing and Switching Written Practice Exam Set 7

Which of the following statements regarding traffic flooding in a VPLS network is true? (Select the best answer.)


Options are :

  • Only multicast traffic is flooded through the network.
  • Neither broadcast nor multicast traffic is flooded through the network.
  • Only broadcast traffic is flooded through the network.
  • Both broadcast traffic and multicast traffic are flooded through the network. (Correct)

Answer : Both broadcast traffic and multicast traffic are flooded through the network.

400-101 CCIE Routing and Switching Written Practice Exam Set 8

You manage a StackWise stack of nine switches. Which of the following switches will be elected as the stack master? (Select the best answer.)


Options are :

  • the switch with the highest MAC address
  • the switch with the highest configured IP address
  • the switch with the lowest configured IP address
  • the switch with the lowest MAC address
  • the switch with stack ID 1
  • the switch with the lowest priority value
  • the switch with stack ID 9
  • the switch with the highest priority value (Correct)

Answer : the switch with the highest priority value

You have enabled CEF and have issued the ip verify unicast source reachable via rx command to enable uRPF in strict mode on a router. A TCP packet with a source address of 10.11.12.1 arrives on the router's FastEthernet0/1 interface. A route to 10.11.12.1 exists in the FIB, but the path through the FastEthernet0/1 interface is not the best path to the source. Which of the following will occur? (Select the best answer.)


Options are :

  • The packet will be forwarded through the best path.
  • The packet will be dropped. (Correct)
  • The packet will be forwarded through a valid path.
  • The packet will be logged as suspicious.

Answer : The packet will be dropped.

You issue the show framerelay map command on Router2 and receive the following output:

Serial2/0 (up): ip 10.11.12.13 dlci 20(0x14,0x440), dynamic,

CISCO, status defined, active

What protocol was used to dynamically create this PVC? (Select the best answer.)


Options are :

  • RARP
  • Inverse ARP (Correct)
  • ARP
  • DHCP

Answer : Inverse ARP

400-101 CCIE Routing and Switching Written Practice Exam Set 1

Which of the following features influences root bridge selection by putting a designated port into an inconsistent state when it receives a superior BPDU? (Select the best answer.)


Options are :

  • BPDU guard
  • root guard (Correct)
  • PortFast
  • loop guard

Answer : root guard

In a three-node OpenStack architecture, the network node consists of services from which of the following OpenStack components? (Select the best answer.)


Options are :

  • Neutron (Correct)
  • Horizon
  • Nova
  • Glance
  • Keystone

Answer : Neutron

You have implemented OSPF on your network. However, your supervisor asks you to try to reduce the time to detect a failed link to less than one second. Which of the following should you do? (Select the best answer.)


Options are :

  • Switch to EIGRP, and reduce hello and hold timers.
  • Implement OSPF fast hellos.
  • Enable BFD. (Correct)
  • Reduce OSPF hello timers.
  • Enable STP UplinkFast.

Answer : Enable BFD.

300-101 Implementing Cisco IP Routing (ROUTE) Practice Exam Set 4

Which of the following routing protocols can be used for routing on IoT networks? (Select the best answer.)


Options are :

  • IS-IS
  • EIGRP
  • OSPF
  • RPL (Correct)

Answer : RPL

Which of the following IPv6 addresses is used as the source address in OSPFv3 packets? (Select the best answer.)


Options are :

  • A link-local unicast address is used on all OSPF interfaces except virtual links. (Correct)
  • A global scope address is used on all OSPF interfaces except virtual links.
  • A link-local unicast address is used on all OSPF interfaces.
  • A global scope address is used on all OSPF interfaces.

Answer : A link-local unicast address is used on all OSPF interfaces except virtual links.

Which of the following must you do to enable OSPFv3 to function on an interface? (Select 3 choices.)

A. You must issue the ipv6 router ospfprocessid command in global configuration mode.

B. You must issue the router ospfv3 [processid] command in global configuration mode.

C. You must issue the ipv6 unicastrouting command in global configuration mode.

D. You must issue the ipv6 address command or the ipv6 enable command in interface configurationmode.

E. You must issue the ipv6 ospf processidarea areaid [instanceinstanceid] command in interfaceconfiguration mode.

F. You must issue the networknetworkidwildcardmaskarea areaid command in router configuration mode.


Options are :

  • D,E,F
  • C,D,E (Correct)
  • B,C,D
  • E,A,B
  • E,F,A
  • A,B,C

Answer : C,D,E

400-101 CCIE Routing and Switching Written Practice Exam Set 6

Which of the following TLVs are specific to LLDPMED? (Select 2 choices.)

A. location

B. management address

C. port description

D. power management

E. system capabilities

F. system description

G. system name


Options are :

  • B,A
  • E,F
  • G,D
  • A,D (Correct)
  • E,C
  • F,C
  • A,D

Answer : A,D

You want to create a named ACL to use in a route map that allows redistribution of the following

subnets:

192.168.3.0/24

192.168.4.0/24

192.168.5.0/24

192.168.6.0/24

192.168.7.0/24

192.168.8.0/24

192.168.9.0/24

Which of the following commands should you issue in order to fulfill your objective? (Select the best answer.)


Options are :

  • permit 192.168.0.0 0.0.15.255 (Correct)
  • permit 192.168.0.0 255.255.240.0
  • permit 192.168.3.0 0.0.7.255
  • permit 192.168.3.0 255.255.248.0

Answer : permit 192.168.0.0 0.0.15.255

You have issued the ip multicastrouting command and the ip pim ssm command from global configuration mode. Which of the following commands can you issue on each multicast interface to complete the SSM configuration? (Select 3 choices.)

A. ip pim densemode

B. ip pim passive

C. ip pim sparsemode

D. ip pim sparsedensemode

E. ip igmp version 2

F. ip igmp version 3


Options are :

  • F,A,D
  • C,D,F (Correct)
  • E,A,B
  • B,A,E
  • D,A,C
  • D,A,C

Answer : C,D,F

400-101 CCIE Routing and Switching Written Practice Exam Set 7

You want to move several company functions to the cloud, including software development and CRM. You decide to use an IaaS vendor. Which of the following will you most likely have to provide and manage? (Select 3 choices.)

A. the CRM application

B. the operating system

C. the networking infrastructure

D. the software development platform

E. the computing and storage resources


Options are :

  • A,B,D (Correct)
  • E.A.D
  • C.B.E
  • A,E,C
  • B,E,D

Answer : A,B,D

Which of the following events would cause the overload bit to be set on a router running IS-IS? (Select the best answer.)


Options are :

  • The router has recently been reloaded. (Correct)
  • The router comes online for the first time.
  • Multiple routes to the same destination exist on the router.
  • The router goes offline.

Answer : The router has recently been reloaded.

What extra information does the loginput keyword provide in an ACL log that the logkeyword does not? (Select 2 choices.)

A. destination IP address

B. source IP address

C. destination MAC address

D. source MAC address

E. ingress interface

F. egress interface


Options are :

  • B,C
  • A,F
  • B,A
  • D,E
  • D,E (Correct)
  • D.A

Answer : D,E

400-101 CCIE Routing and Switching Written Practice Exam Set 3

Which of the following statements best describes the purpose of the wellknown BGP AS 23456? (Select the best answer.)


Options are :

  • It is used by default on BGP routers that support 4byte ASes.
  • It facilitates the gradual transition from 2byte ASes to 4byte ASes. (Correct)
  • It will be used by default on new BGP routers when 2byte allocations are exhausted.
  • It facilitates the gradual transition from 4-byte ASes to 2-byte ASes.

Answer : It facilitates the gradual transition from 2byte ASes to 4byte ASes.

Which of the following is an IETF-standard FHRP that can use object tracking and preemption to provide Layer 3 failover? (Select the best answer.)


Options are :

  • GLBP
  • HSRP
  • LACP
  • VRRP (Correct)

Answer : VRRP

Which of the following commands should you issue to manually attach a traffic policy to an interface in an NBAR configuration? (Select the best answer.)


Options are :

  • class-map
  • service-policy (Correct)
  • policy-map
  • auto qos
  • ip nbar protocol-discovery

Answer : service-policy

400-101 CCIE Routing and Switching Written Practice Exam Set 9

Which of the following commands configures primary and fallback link groups for Cisco PfR? (Select the best answer.)


Options are :

  • border
  • set link-group (Correct)
  • pfr-map
  • link-group

Answer : set link-group

Which of the following must you do before IP source guard can be used on a switch port? (Select 2 choices.)

A. Configure static IP bindings on the switch.

B. Enable DHCP snooping on the switch.

C. Enable uRPF on the switch port.

D. Enable IP routing on the switch port.

E. Enable CEF on the switch.


Options are :

  • B,C
  • A,B (Correct)
  • C,D
  • A,B
  • E,A

Answer : A,B

Which of the following actions cannot be performed in VRF configuration mode? (Select the best answer.)


Options are :

  • assigning an RD
  • defining the VRF instance name (Correct)
  • associating an SNMP context with the VRF
  • updating a VPN ID
  • configuring shared route targets between IPv4 and IPv6
  • NONE

Answer : defining the VRF instance name

400-101 CCIE Routing and Switching Written Practice Exam Set 9

Which of the following statements is true regarding EEM? (Select the best answer.)


Options are :

  • EEM must publish events to subsystem number 798. (Correct)
  • EEM cannot be configured to send an email message.
  • EEM cannot be configured to generate an SNMP trap.
  • The Watchdog System Monitor can monitor interface errors.
  • EEM cannot be configured to restart a router.

Answer : EEM must publish events to subsystem number 798.

Which of the following values is the default TCP MSS setting for a Cisco router that is originating data destined for a remote IP network? (Select the best answer.)


Options are :

  • 1460 bytes
  • 536 bytes (Correct)
  • 68 bytes
  • None
  • 10000 bytes

Answer : 536 bytes

Which of the following statements is true regarding hypervisors? (Select the best answer.)


Options are :

  • Both KVM and Xen are Type1 hypervisors. (Correct)
  • Both KVM and Xen are Type2 hypervisors.
  • Type2 hypervisors are also called native hypervisors.
  • Type1 hypervisors are generally slower than Type2 hypervisors.

Answer : Both KVM and Xen are Type1 hypervisors.

400-101 CCIE Routing and Switching Written Practice Exam Set 4

Which of the following commands creates a capture point named boson? (Select the best answer.)


Options are :

  • monitor capture point ip cef boson fastethernet 0/1 both (Correct)
  • monitor capture point boson size 256 circular
  • monitor capture point start boson
  • monitor capture point associate boson exsim

Answer : monitor capture point ip cef boson fastethernet 0/1 both

Which device or devices receive packets destined for FF02::5? (Select the best answer.)


Options are :

  • all EIGRPv6 routers
  • all OSPFv3 routers (Correct)
  • all RIPv6 routers
  • all IPv6capable routers on the segment
  • all DRs and BDRs
  • the single device that is configured with the address FF02::5
  • all IPv6capable nodes on the segment

Answer : all OSPFv3 routers

Which of the following commands will cause a router to be prone to CEF polarization? (Select the best answer.)


Options are :

  • no ip cef loadsharing algorithm
  • ip cef loadsharing algorithm universal
  • ip cef loadsharing algorithm original (Correct)
  • ip cef loadsharing algorithm includeports source destination
  • ip cef loadsharing algorithm tunnel

Answer : ip cef loadsharing algorithm original

300-101 Implementing Cisco IP Routing (ROUTE) Practice Exam Set 2

Which of the following statements best describes loop guard? (Select the best answer.)


Options are :

  • Loop guard prevents a switch port from receiving BPDUs.
  • Loop guard prevents a switch port from transitioning to the forwarding state. (Correct)
  • Loop guard prevents a switch port from becoming the root port.
  • Loop guard prevents a switch port from becoming a trunk port.

Answer : Loop guard prevents a switch port from transitioning to the forwarding state.

Which of the following scenarios could cause the error message %STP-2-DISPUTE_DETECTED to appear? (Select the best answer.)


Options are :

  • A BPDU has not been received on an interface with Bridge Assurance enabled.
  • An interface has been administratively shut down.
  • A BPDU has been received on an interface with BPDU guard enabled.
  • An interface has received a BPDU that is tagged with the same VLAN ID as the interface's native VLAN.
  • A unidirectional link failure exists between two switches. (Correct)

Answer : A unidirectional link failure exists between two switches.

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