Implementing and Maintaining Cisco Technologies Using IOS XR (IMTXR) v1.0

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Exam contains 77 questions

How would MPLS Label Distribution Protocol, Graceful Restart be configured on TenGigE 0/0/0/1?

  • A. Interface Ten0/0/0/1 mpls ip Graceful-restart
  • B. router ospf interface Ten 0/0/0/1 address-family ipv4 uni mpls ip graceful-restart
  • C. mpls ldp address-family ipv4 unicast mpls ip graceful-restart
  • D. mpls ldp graceful restart interface Ten 0/0/0/1


Answer : D

How would you configure IS-IS process TEST to support MPLS Traffic Engineering extensions on level 1 and 2 that are intending to run a tunnel across TenGigE
0/0/0/0?

  • A. mpls ldp traffic-eng level-1-2 mpls traffic-eng router-id 1.1.1.1 router isis TEST interface Ten 0/0/0/0 address-family ipv4 unicast
  • B. router isis TEST net 49.0001.0001.0001.0001.00 address-family ipv4 unicast metric-style wide mpls traffic-eng router-id 1.1.1.1 mpls traffic-eng level-1-2 interface Ten 0/0/0/0 address-family ipv4 unicast
  • C. router isis TEST net 49.0001.0001.0001.0001.00 address-family ipv4 uni metric-style wide interface Ten 0/0/0/0 address-family ipv4 unicast mpls traffic-eng router-id 1.1.1.1 mpls traffic-eng level-1-2
  • D. mpls ldp router isis TEST interface Ten 0/0/0/0 address-family ipv4 unicast mpls traffic-eng level-1-2 mpls traffic-eng router-id 1.1.1.1


Answer : B

When running MPLS Traffic Engineering with Cisco IOS XR Software, which three criteria can be seen when the show mpls traffic-eng tunnels command is executed on a midpoint router? (Choose three.)

  • A. tunnel role
  • B. TE metric
  • C. tunnel ID
  • D. physical bandwidth
  • E. incoming and outgoing label


Answer : ACE

What are the two prerequisites for enabling multicast-only fast reroute (MoFRR) in a network? (Choose two.)

  • A. There must be an Equal-Cost Multipath (ECMP) topology.
  • B. IP multicast traffic must use the group address 232.0.0.0/8.
  • C. PIM-SSM needs to be configured.
  • D. There must be a valid reverse path back to the multicast source.


Answer : AD

Which CLI command can be used to display interfaces statistics?

  • A. RP/0/RSP1/CPU0:ASR9006#monitor interface
  • B. RP/0/RSP1/CPU0:ASR9006#show interfaces summary
  • C. RP/0/RSP1/CPU0:ASR9006#show interfaces statistics | inc errors
  • D. RP/0/RSP1/CPU0:ASR9006#show interfaces accounting | inc errors
  • E. RP/0/RSP1/CPU0:ASR9006(admin)#show flow platform producer statistics location 0/0/CPU0
  • F. RP/0/RSP1/CPU0:ASR9006(admin)##show interfaces statistics


Answer : A

Which three types of packet drop statistics can be determined by using the following Cisco IOS XR CLI show command? (Choose three.)
RP/0/RSP1/CPU0:ASR9006-A#show cef ipv4 drops location all

  • A. no route drops
  • B. no adjacency drops
  • C. RPF drops
  • D. ACL drops
  • E. asymmetric routing drops
  • F. Cisco Express Forwarding exception drops


Answer : ABC


Referring to the configuration output exhibit, which set of commands below will allow you to insert a new line just before the permit any statement?

  • A. router#configure router(config)#ipv4 access-list Ethernet_In router(config-ipv4-acl)# 2.5 deny udp any eq tftp any
  • B. router#configure router(config)#ipv4 access-list Ethernet_In router(config-ipv4-acl)# insert after 2 deny udp any eq tftp any
  • C. router #resequence access-list ipv4 Ethernet_In router#configure router(config)#ipv4 access-list Ethernet_In router(config-ipv4-acl)#25 deny udp any eq tftp any
  • D. router#configure router(config)#ipv4 access-list Ethernet_In router(config-ipv4-acl)#move 3 to 4 router(config-ipv4-acl)#3 deny udp any eq tftp any


Answer : C

Which two commands will allow you to check if interface Bundle-Ether1 has ACL Ethernet_In applied to its ingress? (Choose two.)

  • A. show access-list ipv4 Ethernet_In
  • B. show interface Bundle-Ether1 access-list
  • C. show running-config interface Bundle-Ether 1
  • D. show running-config ipv4 access-list Ethernet_In
  • E. show ipv4 interface Bundle-Ether 1


Answer : CE

Which Cisco IOS XR command would you use to view the actual traffic statistics of packets that are exiting the router in the different configured QoS queues on
TenGigE 0/0/0/0 in Cisco IOS XR Software?

  • A. show policy-map interface TenGigE 0/0/0/0
  • B. show qos interface TenGigE 0/0/0/0 output
  • C. show interface TenGigE 0/0/0/0 qos
  • D. show interface TenGigE 0/0/0/0 policy-map output
  • E. monitor interface TenGigE 0/0/0/0


Answer : A

What are the three potential use cases of NetFlow in an actual network deployment? (Choose three.)

  • A. identifying the traffic source and destination for optimizing peering and transit links
  • B. providing the network telemetry for identifying and mitigating DDoS attacks
  • C. providing traffic traces that are comparable to what is provided by a packet sniffer and RMON
  • D. providing a means for traffic accounting and billing for customers
  • E. providing deep application inspections and controls


Answer : ABD

Which three configuration steps are mandatory in order to enable NetFlow sampling on Cisco IOS XR Software? (Choose three.)

  • A. flow monitor-map
  • B. sampler-map
  • C. flow exporter-map
  • D. interface netflow configuration
  • E. importer-map


Answer : ABD

Which command configures IPv4 uRPF strict mode on an interface?

  • A. ipv4 verify unicast source reachable-via any
  • B. ipv4 verify unicast source reachable-via tx
  • C. ipv4 verify unicast source reachable-via rx
  • D. ipv4 verify unicast destination reachable-via rx
  • E. ipv4 verify multicast source reachable-via tx


Answer : C

Which command in Cisco IOS XR Software is the recommended way to configure an IPv4 address on an interface?

  • A. ip address 10.0.0.1/8
  • B. ip address 10.0.0.1 255.0.0.0
  • C. ipv4 address 10.0.0.1/8
  • D. ip addr add 10.0.0.1/8 dev Gig 0/0/0/0


Answer : C

Refer to the exhibit.


What is the expected behavior for the following Cisco IOS XR config?

  • A. The interface will have IPv6 address 10:10::1/64 only.
  • B. The interface will have IPv6 address 20:20::1/64 only.
  • C. The interface will have IPv6 address 10:10::1/64 and IPv6 address 20:20::1/64.
  • D. The commit will fail.


Answer : C

In Cisco IOS XR platforms, IP multicast packets are replicated on which two components? (Choose two.)

  • A. switch fabric
  • B. ingress line card
  • C. egress line card
  • D. multicast forwarding ASIC


Answer : AC

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Exam contains 77 questions

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