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2018 Aug Cisco Official New Released 400-101
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CCIE Routing and Switching (v5.1)
Question No: 341 – (Topic 3)
An IPv6 network has different MTUs on different segments, if the network is experiencing reliability issues, which option is the most likely reason?
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ICMPv6 is filtered.
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The Do Not Fragment bit is marked.
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HSRPv6 is configured incorrectly.
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The MTU size is greater than 1470 bytes.
Answer: B
Question No: 342 – (Topic 3)
Which IP SLA operation requires Cisco endpoints?
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UDP Jitter for VoIP
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ICMP Path Echo
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ICMP Echo
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UDP Jitter
Answer: A
Question No: 343 – (Topic 3)
Which congestion-avoidance or congestion-management technique can cause global synchronization?
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Tail drop
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Random early detection
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Weighted random early detection
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Weighted fair queuing
Answer: A
Question No: 344 – (Topic 3)
What are three of the key fields that define a unique NetFlow flow?(3)
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Layer 3 protocol type
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Type of service
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Source MAC address
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Canonical Format identifier
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Input logical interface
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Cyclic Redundancy Check
Answer: A,B,E
Question No: 345 – (Topic 3)
What are three valid HSRP states? (Choose three)
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listen
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learning
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full
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established
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speak
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IN IT
Answer: A,E,F
Question No: 346 – (Topic 3)
How can you reduce latency on a VoIP network?
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Set the IP SLA timeout to 1000 milliseconds
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Implement fast retransmission
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Configure an SLA to collect information on packet loss
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Implement low-latency queuing
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Implement a congestion-avoidance algorithm
Answer: D
Question No: 347 – (Topic 3)
Refer to the exhibit.Which configuration must you apply to a router so that it can generate a log message in the given format?
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service sequence-numbers
B service timestamps log datetime
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service timestamps log uptime
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service alignment logging
Answer: C
Question No: 348 – (Topic 3)
What technology allows a PE router to exchange VPNv4 routes with other PE routers?
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MPLSL3VPN B MPLSL2VPN
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VPLS
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Frame Relay to ATM AAL5 Interworking
Answer: A
Question No: 349 – (Topic 3)
Which three technologies can be used to implement redundancy for IPv6? (Choose three)
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IPv6 NA
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NHRP
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HSRP
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DVMRP
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GLBP
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IPv6 RA
Answer: C,E,F
Question No: 350 – (Topic 3)
Which option describes how the IP address is assigned when you configure a Layer 3 EtherChannel interface?
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You must assign the IP address to the tunnel interface.
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The last IP address added to the EtherChannel is used automatically.
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You must assign the IP address to a port channel logical interface.
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The first IP address added to the EtherChannel is used automatically.
Answer: C