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2021 Apr 400-201 practice question
Q101. Refer to the exhibit. In the short-pipe QoS mode, this customer has QoS control for which two links? (Choose two.)
A. a
B. c
C. d
D. b
E. e
Answer: A,E
Q102. A Service Provider is offering VoIP services and a service level agreement to customers. Which configuration provides validation to customers that the service level agreement has been honored?
A. ip sla 999 udp-jitter 209.165.200.225 1000 codec g729a tos 160 ip sla schedule 999 life forever start-time now
B. ip sla 999 icmp-jitter 209.165.200.225 tos 160 ip sla schedule 999 life forever start-time now
C. ip sla 999 icmp-jitter 209.165.200.225 tag VoIP-SLA ip sla schedule 999 life forever start-time now
D. ip sla 999 udp-jitter 209.165.200.225 1000 codec g729a tag VoIP-SLA
ip sla schedule 999 life forever start-time now
Answer: D
Q103. Refer to the exhibit. Two MPLS TE tunnels are configured with a total bandwidth guarantee of 100 Mbps. However, Tunnel 1 has a requirement to have one-fifth of this total bandwidth. Which two configurations accomplish this goal? (Choose two.)
A. Configure tunnel mpls traffic-eng bandwidth 20000 under the Tunnel 1 interface.
B. Configure bandwidth 20000 under the Tunnel 1 interface.
C. Configure tunnel mpls traffic-eng bandwidth 80000 under the Tunnel 2 interface.
D. Configure bandwidth 80 Mbps under physical interfaces in the path PE1-P2-PE2.
E. Configure bandwidth 20 Mbps under physical interfaces in the path PE1-P1-PE2
F. Configure bandwidth 80000 under the Tunnel 2 interface.
Answer: A,C
Explanation: See Configuration Guide
Q104. Refer to the exhibit.
A service provider is running MPLS TE across its network. IS-IS is deployed as the IGP for the ISP network. The MPLS TE tunnel 0 configured on PE2 is seen in an operational down state. PE2 is a level-1 router and the destination 192.168.1.1 is located in the IS-IS level-2 area. Which action is required to bring the MPLS TE tunnel 0 to up state?
A. Configure the next-address entries as loose paths in the explicit-path.
B. Change the autoroute option from destination to announce.
C. Configure a bandwidth value for the tunnel.
D. Configure an IPv4 address for the Tunnel 0.
E. Add a dynamic path option to the tunnel.
Answer: A
Q105. DRAG DROP
Drag each resiliency mechanism on the left to its corresponding technology on the right.
Answer:
Update 400-201 practice test:
Q106. Refer to the exhibit. The Service Provider does not have IPv6 support in the core, however it does have MPLS support. Customer requires IPv6 connectivity in all sites including Internet access. Without a requirement to create VRF, which method is preferred to support IPv6 traffic between these sites?
A. 6VPE
B. H-VPLS
C. L2TPv3
D. VPLS
E. 6CE
F. 6PE
Answer: F
Explanation:
http://www.cisco.com/en/US/products/sw/iosswrel/ps1835/products_data_sheet09186a008 052edd3.html
Q107. What are three actions that the control word performs in MPLS AToM? (Choose three.)
A. is used to identify the VC label
B. is used for padding small packets
C. preserves the sequence of the transported frames
D. facilitates the load balancing of AToM packets in the MPLS backbone network
E. carries control bits of the Layer 3 header of the transported protocol
F. is used to identify the tunnel label
Answer: B,C,D
Explanation: https://ccdewiki.wordpress.com/2013/05/28/control-word-on-atom/
Q108. In a routing virtualization concept, which are the two main techniques for creating virtualized router entities as defined by their physical and operational characteristics? (Choose two.)
A. VDC
B. SVR
C. DRP
D. HVR
E. SDR
Answer: B,D
Explanation:
http://www.cisco.com/en/US/solutions/collateral/ns341/ns524/ns562/ns573/white_paper_c1 1-512753_ns573_Networking_Solutions_White_Paper.html
Q109. Refer to the exhibit.
Customer ABC is peering with two service providers for Internet Access In order to prevent the AS100 from becoming a transit AS between ISP_1 and ISP_2 Which BGP configuration must be applied to achieve this goal?
A. CE1#
ip as-path access-list 1 permit ^$
route-map LOCAL_ONLY permit 10
match as-path 1
router bgp 100
neighbor 1.1.2.2 route-map LOCAL_ONLY in
CE2#
ip as-path access-list 1 permit ^$
route-map LOCAL_ONLY permit 10
match as-path 1
router bgp 100
neighbor 1.1.1.2 route-map LOCAL-ONLY in
B. CE1#
ip as-path access-list 1 permit ^11$
route-map LOCAL_ONLY permit 10
match as-path 1
, router bgp 100
neighbor 1.1.1.2 route-map LOCAL_ONLY out
CE2#
ip as-path acctss-list 1 permit ^22$
router-map LOCAL.ONLY permit 10
match as-path 1
router bgp 100
neighbor 1.1.1.2 routt-map LOCAL_ONLY out
C. CE1#
ip as-path access-list 1 permit ^$
route-map LOCAL_ONLY permit 10
match as-path 1
router bgp 100
neighbor 1.1.2.2 route-map LOCAL_ONLY out
CE2#
ip as-path access-list 1 permit ^$
route-map LOCAL_ONLY permit 10
match as-path 1
router bgp 100
neighbor 1.1.1.2 route-map LOCAL_ONLY out
D. CE1#
ip as-path access-list 1 permit ^100$
route-map LOCAL_ONLY permit 10
match as-path 1
router bgp 100
neighbor 1.1.2.2 route-map LOCAL_ONLY out
CE2#
ip as-path access-list 1 permit ^100S
route-map LOCAL_ONLY permit 10
match as-path 1
router bgp 100
neighbor 1.1.1.2 route-map LOCALJDNLY out
Answer: C
Q110. Refer to the exhibit. A web server is connected to a switch via two Gigabit Ethernet links. These two links are bundled into a single logical link that provides the aggregate bandwidth of 2 Gbps. The support engineer notices that traffic from the Internet to the web server uses both Gigabit Ethernet links. However, traffic from the web server to the Internet uses only one link.
Which CLI command on the exhibit causes this behavior?
A. lacp port-priority 32768 in interface configuration mode
B. channel-group 5 mode passive
C. lacp port-priority 32768 in global configuration mode
D. port-channel load-balance dst-mac
Answer: D