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Cisco 300-415 Practice Test - Questions Answers, Page 3
List of questions
Question 21
Refer to the exhibit.
What does the BFD value of 8 represent?
number of BFD sessions
hello timer of BFD session
poll-interval of BFD session.
dead timer of BFD session
Question 22
How is the scalability of the vManage increased in Cisco SD-WAN Fabric?
Increase licensing on the vManage
Deploy multiple vManage controllers in a cluster
Deploy more than one vManage controllers on different physical server.
Increase the bandwidth of the WAN link connected to the vManage
Question 23
Which component of the Cisco SD-WAN control plane architecture should be located in a public Internet address space and facilitates NAT-traversal?
vBond
WAN Edge
vSmart
vManage
Reference:
https://www.cisco.com/c/dam/global/da_dk/assets/pdfs/cisco_virtual_update_cisco_sdwan_viptela.pdf
Question 24
Refer to the exhibit.
Which QoS treatment results from this configuration after the access list acl-guest is applied inbound on the vpn1 interface?
A UDP packet sourcing from 172.16.20.1 and destined to 172.16.10.1 is accepted
A TCP packet sourcing from 172.16.10.1 and destined to 172.16.20.1 is dropped
A UDP packet souring from 172.16.10.1 and destined to 172.16.20.1 is dropped.
A TCP packet sourcing from 172.16.20.1 and destined to 172.16.10.1 is accepted
Question 25
Which component of the Cisco SD-WAN architecture oversees the control plane of overlay network to establish, adjust, and maintain the connections between the WAN Edge devices that form the Cisco SD-WAN fabric?
APIC-EM
vManage
vSmart
vBond
Question 26
Which command verifies a policy that has been pushed to the vEdge router?
vEdge# show running-config data policy
vEdge# show policy from-vsmart
vSmart# show running-config policy
vSmart# show running-config apply-policy
Reference:
https://www.cisco.com/c/en/us/td/docs/routers/sdwan/configuration/policies/vedge/policiesbook.pdf
Question 27
Which command on a WAN Edge device displays the information about the colors present in the fabric that are learned from vSmart via OMP?
show omp tlocs
show omp sessions
show omp peers
show omp route
Reference: https://www.cisco.com/c/en/us/td/docs/routers/sdwan/command/sdwan-crbook/sdwan-cr-book_chapter_0100.html#wp1675287742
Question 28
Which template configures the out-of-band management VPN?
Question 29
Which protocol is used to measure loss latency, Jitter, and liveliness of the tunnel between WAN Edge router peers?
OMP
IP SLA
NetFlow
BFD
Reference: https://www.ciscolive.com/c/dam/r/ciscolive/emea/docs/2019/pdf/TECCRS-2014.pdf
Question 30
An engineer is troubleshooting a vEdge router and identifies a "DCONFAIL – DTLS connection failure" message. What is the problem?
certificate mismatch
organization mismatch
memory issue
connectivity issue
https://community.cisco.com/t5/networking-documents/sd-wan-routers-troubleshoot-controlconnections/ta-p/3813237#toc-hId-340740870
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