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CCNP Encor (making) > Part 10 > Flashcards

Part 10 Flashcards

1
Q

for a GRE tunnel, whats the 0 DF bit set to?

A
  1. Can’t be changed
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2
Q

for a GRE tunnel, whats the 2 MF bit?

A

0= less fragments 1= more fragments

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3
Q

What is the difference between a RIB and a FIB?

A. The FIB is populated based on RIB content.

B. The RIB maintains a mirror image of the FIB.

C. The RIB is used to make IP source prefix-based switching decisions.

D. The FIB is where all IP routing information is stored.

A

A. The FIB is populated based on RIB content.

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4
Q

Which QoS component alters a packet to change the way that traffic is treated in the network?

A. policing

B. classification

C. marking

D. shaping

A

C. marking

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5
Q

Which statement about Cisco Express Forwarding is true?

A. The CPU of a router becomes directly involved with packet-switching decisions.

B. It uses a fast cache that is maintained in a router data plane.

C. It maintains two tables in the data plane: the FIB and adjacency table.

D. It makes forwarding decisions by a process that is scheduled through the IOS scheduler.

A

C. It maintains two tables in the data plane: the FIB and adjacency table.

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6
Q

Which control plane protocol is used between Cisco SD-WAN routers and vSmart controllers?

A. TCP

B. OMP

C. UDP

D. BGP

A

B. OMP

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7
Q

In a three-tier hierarchical campus network design, which action is a design best-practice for the core layer?

A. provide QoS prioritization services such as marking, queueing, and classification for critical network traffic

B. provide redundant Layer 3 point-to-point links between the core devices for more predictable and faster convergence

C. provide advanced network security features such as 802.1X, DHCP snooping, VACLs, and port security

D. provide redundant aggregation for access layer devices and first-hop redundancy protocols such as VRRP

A

B. provide redundant Layer 3 point-to-point links between the core devices for more predictable and faster convergence

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8
Q

What is a VPN in a Cisco SD-WAN deployment?

A. common exchange point between two different services

B. attribute to identify a set of services offered in specific places in the SD-WAN fabric

C. virtualized environment that provides traffic isolation and segmentation in the SD-WAN fabric

D. virtual channel used to carry control plane information

A

C. virtualized environment that provides traffic isolation and segmentation in the SD-WAN fabric

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9
Q

Which function does a fabric edge node perform in an SD-Access deployment?

A. Connects endpoints to the fabric and forwards their traffic.

B. Encapsulates end-user data traffic into LISP.

C. Connects the SD-Access fabric to another fabric or external Layer 3 networks.

D. Provides reachability between border nodes in the fabric underlay.

A

A. Connects endpoints to the fabric and forwards their traffic.

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10
Q

What is the role of a fusion router in an SD-Access solution?

A. acts as a DNS server

B. provides additional forwarding capacity to the fabric

C. performs route leaking between user-defined virtual networks and shared services

D. provides connectivity to external networks

A

C. performs route leaking between user-defined virtual networks and shared services Reference: https://www.cisco.com/c/en/us/support/docs/cloud-systems-management/dna-center/213525-sda-steps-to-configure-fusion-router.html#anc1

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11
Q

Which action is the vSmart controller responsible for in an SD-WAN deployment?

A. onboard vEdge nodes into the SD-WAN fabric

B. gather telemetry data from vEdge routers

C. distribute security information for tunnel establishment between vEdge routers

D. manage, maintain, and gather configuration and status for nodes within the SD-WAN fabric

A

C. distribute security information for tunnel establishment between vEdge routers

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12
Q

What is one fact about Cisco SD-Access wireless network infrastructure deployments?

A. The access point is part of the fabric overlay.

B. The wireless client is part of the fabric overlay.

C. The access point is part of the fabric underlay.

D. The WLC is part of the fabric underlay.

A

A. The access point is part of the fabric overlay.

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13
Q

Which statement about route targets is true when using VRF-Lite?

A. Route targets control the import and export of routes into a customer routing table.

B. When BGP is configured, route targets are transmitted as BGP standard communities.

C. Route targets allow customers to be assigned overlapping addresses.

D. Route targets uniquely identify the customer routing table.

A

A. Route targets control the import and export of routes into a customer routing table.

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14
Q

An engineer configures a WLAN with fast transition enabled. Some legacy clients fail to connect to this WLAN. Which feature allows the legacy clients to connect while still allowing other clients to use fast transition based on their OUIs?

A. over the DS

B. 802.11k

C. adaptive R

D. 802.11v

A

C. adaptive R

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15
Q

Which two pieces of information are necessary to compute SNR? (Choose two.)

A. transmit power

B. noise floor

C. EIRP

D. RSSI

E. antenna gain

A

A. transmit power

B. noise floor

Reference: https://community.cisco.com/t5/wireless-mobility-documents/snr-rssi-eirp-and-free-space-path-loss/ta-p/3128478

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16
Q

Which OSPF network types are compatible and allow communication through the two peering devices?

A. point-to-multipoint to nonbroadcast

B. broadcast to nonbroadcast

C. point-to-multipoint to broadcast

D. broadcast to point-to-point

A

B. broadcast to nonbroadcast

Reference: https://www.freeccnaworkbook.com/workbooks/ccna/configuring-ospf-network-types

17
Q

Which statement about multicast RPs is true?

A. RPs are required only when using protocol independent multicast dense mode.

B. RPs are required for protocol independent multicast sparse mode and dense mode.

C. By default, the RP is needed periodically to maintain sessions with sources and receivers.

D. By default, the RP is needed only to start new sessions with sources and receivers.

A

D. By default, the RP is needed only to start new sessions with sources and receivers.

Reference: https://www.cisco.com/c/en/us/td/docs/ios/solutions_docs/ip_multicast/White_papers/rps.html

18
Q

To increase total throughput and redundancy on the links between the wireless controller and switch, the customer enabled LAG on the wireless controller. Which EtherChannel mode must be configured on the switch to allow the WLC to connect?

A. Active

B. Passive

C. On

D. Auto

A

C. On

Reference: https://community.cisco.com/t5/wireless-mobility-documents/lag-link-aggregation/ta-p/3128669

19
Q

Which behavior can be expected when the HSRP version is changed from 1 to 2?

A. No changes occur because the standby router is upgraded before the active router.

B. No changes occur because version 1 and 2 use the same virtual MAC OUI.

C. Each HSRP group reinitializes because the virtual MAC address has changed.

D. Each HSRP group reinitializes because the multicast address has changed.

A

C. Each HSRP group reinitializes because the virtual MAC address has changed.

20
Q

Which PAgP mode combination prevents an EtherChannel from forming?

A. auto/desirable

B. desirable/desirable

C. desirable/auto

D. auto/auto

A

D. auto/auto

Reference: https://www.omnisecu.com/cisco-certified-network-associate-ccna/etherchannel-pagp-and-lacp-modes.php

CCNP Encor (making) (14 decks)

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