Implementing Cisco SD-WAN Solutions (ENSDWI) v1.0
Question 1
What is the default value (in milliseconds) set for the poll interval in the BFD basic configuration?
- A. 300,000
- B. 600,000
- C. 900,000
- D. 1,200,000
Answer : B
https://sdwan-docs.cisco.com/Product_Documentation/vManage_Help/Release_18.2/Configuration/Templates/BFD
Question 2
Which plane builds and maintains the network topology and makes decisions on traffic flows?
- A. data
- B. orchestration
- C. management
- D. control
Answer : D
Question 3
How is TLOC defined?
- A. It is represented by a unique identifier to specify a site in a SD-WAN architecture.
- B. It specifies a Cisco SD-WAN overlay in a multitenant vSMART deployment.
- C. It is represented by a group of QoS policies applied to a WAN Edge router.
- D. It is a unique collection of GRE or IPsec encapsulations, link color, and system IP address.
Answer : D
Question 4
Which vBond system configuration under VPN 0 allows for a routable public IP address even if the DNS name, hostname, or IP address of the vBond orchestrator are omitted?
- A. WAN
- B. local
- C. dns-name
- D. vbond-only
Answer : B
Question 5
What are the two advantages of deploying cloud-based Cisco SD-WAN controllers? (Choose two.)
- A. centralized control and data plane
- B. infrastructure as a service
- C. management of SLA
- D. centralized raid storage of data
- E. distributed authentication policies
Answer : AC
Question 6
Which two image formats are supported for controller codes? (Choose two.)
- A. .nxos
- B. .qcow2
- C. .iso
- D. .ova
- E. .bin
Answer : BD
Question 7
Which two platforms for the Cisco SD-WAN architecture are deployable in a hypervisor on-premises or in IAAS Cloud? (Choose two.)
- A. CSR 1000v
- B. ISR 4431
- C. vEdge 100c
- D. vEdge 2000
- E. vEdge Cloud
Answer : AE
Reference:
https://www.cisco.com/c/dam/en/us/solutions/collateral/enterprise-networks/sd-wan/nb-06-cisco-sd-wan-ebook-cte-en.pdf
Question 8
How is the scalability of the Manage increased in Cisco SD-WAN Fabric?
- A. Increase the bandwidth of the WAN link connected to the vManage
- B. Increase licensing on the vManage
- C. Deploy more than one vManage controllers on different physical server
- D. Deploy multiple vManage controllers in a cluster
Answer : D
Question 9
Which component of the Cisco SD-WAN control plane architecture facilitates the storage of certificates and configurations for network components?
- A. vSmart
- B. WAN Edge
- C. vManage
- D. vBond
Answer : C
Reference:
https://www.cisco.com/c/en/us/td/docs/routers/sdwan/configuration/sdwan-xe-gs-book/system-overview.html
Question 10
An engineer is troubleshooting a vEdge router and identifies a `DCONFAIL `" DTLS connection failure` message. What is the problem?
- A. memory issue
- B. certificate mismatch
- C. organization mismatch
- D. connectivity issue
Answer : D
Reference:
https://community.cisco.com/t5/networking-documents/sd-wan-routers-troubleshoot-control-connections/ta-p/3813237#toc-hId-340740870
Question 11
An engineer is troubleshooting a certificate issue on vEdge. Which command is used to verify the validity of the certificates?
- A. show control local-properties
- B. show control summary
- C. show certificate installed
- D. show certificate status
Answer : A
Reference:
https://www.cisco.com/c/en/us/support/docs/routers/sd-wan/214509-troubleshoot-control-connections.html
Question 12
Refer to the exhibit. An engineer is troubleshooting a control connection issue. What does `connect` mean in this show control connections output?
- A. Control connection is down
- B. Control connection is up
- C. Control connection attempt is in progress
- D. Control connection is connected
Answer : C
Reference:
https://community.cisco.com/t5/networking-documents/sd-wan-routers-troubleshoot-control-connections/ta-p/3813237
Question 13
In which device state does the WAN Edge router create control connections, but data tunnels are not created?
- A. valid
- B. backup
- C. active
- D. staging
Answer : D
Reference:
https://www.cisco.com/c/dam/en/us/td/docs/solutions/CVD/SDWAN/sdwan-wan-edge-onboarding-deploy-guide-2020nov.pdf page 16
Question 14
What is the purpose of `vpn 0` in the configuration template when onboarding a WAN Edge node?
- A. It carries control traffic over secure IPsec connections between vSmart controllers and vEdge routers, and between vEdge and vManager.
- B. It carries control traffic over secure IPsec connections between vSmart controllers and vEdge routers, and between vSmart and vBond.
- C. It carries control traffic over secure DTLS or TLS connections between vSmart controllers and vEdge routers, and between vSmart and vBond.
- D. It carries out-of-band network management traffic among the Cisco SD-WAN devices in the overlay network.
Answer : C
Reference:
https://sdwan-docs.cisco.com/Product_Documentation/Software_Features/SD-WAN_Release_17.1/04Segmentation/02Configuring_Segmentation_
(VPNs)
Question 15
A policy is created to influence routing path in the network using a group of prefixes. Which policy application will achieve this goal when applied to a site list?
- A. control-policy
- B. vpn-membership policy
- C. app-route policy
- D. cflowd-template
Answer : A
Reference:
https://www.cisco.com/c/en/us/td/docs/routers/sdwan/configuration/policies/vedge/policies-book/control-policies.html