Cisco
300-415 · Question #58
300-415 Question #58: Real Exam Question with Answer & Explanation
The correct answer is D: DHCP. Zero Touch Provisioning relies on DHCP to assign an initial IP address and DNS to resolve controller hostnames so new devices can automatically locate and contact the SD-WAN controllers.
WAN Edge Router Deployment
Question
Which two services are critical for zero touch provisioning on-boarding? (Choose two.)
Options
- AEMAIL
- BSNMP
- CAAA
- DDHCP
- EDNS
Explanation
Zero Touch Provisioning relies on DHCP to assign an initial IP address and DNS to resolve controller hostnames so new devices can automatically locate and contact the SD-WAN controllers.
Common mistakes.
- A. Email is a notification protocol and plays no functional role in the automated ZTP device onboarding process.
- B. SNMP is a network monitoring protocol and is not part of the ZTP bootstrapping workflow.
- C. AAA is used for authentication after a device is already onboarded; it is not a prerequisite service for the ZTP onboarding mechanism itself.
Concept tested. Zero Touch Provisioning required network services
Reference. https://www.cisco.com/c/en/us/td/docs/routers/sdwan/configuration/sdwan-xe-gs-book/get-started.html
Topics
#Zero Touch Provisioning#SD-WAN Onboarding#DHCP#DNS
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