1/26/25, 1:37 AM WGU - Software Defined Networking - D415
WGU D415 Software Defined Networking |PA and OA| Explore New 161 Actual Questions and Answers|2025 Update 100% Correct
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D415 Software Defined Networking
161 Correct terms
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networks.
Openstack 1 / 4
1/26/25, 1:37 AM WGU - Software Defined Networking - D415
Frewall (FW) Infrastructure layer
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Definition
physical segregation of hardware resources rate-limiting the usage of VNF resources Divide resources scheduling mechanism (round-robin/fair-queue)
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Application level mtd Application layer
Resource isolation methods Exploitation
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Definition
Refers to a new paradigm of security management, where instead of defending the network infrastructure by detecting, preventing, tracking and remediation of threats, attack surface is changed over time. 2 / 4
1/26/25, 1:37 AM WGU - Software Defined Networking - D415
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Service function chaining Virtualized security
Proactive security Attack representation
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Definition
Represents the centralized SDN controller software that acts as the brain of the software-defined network. Communicates with Application layer via NBI and the Infrastructure layer via SBI.
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Infrastructure layer Management plane
Control layer Management layer
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Definition 3 / 4
1/26/25, 1:37 AM WGU - Software Defined Networking - D415
a hierarchical decentralized naming system for computers, services, or other resources connected to the Internet or a private network.Give this one a go later!
Domain Name System (DNS) Intrusion Prevention System (IPS)
Address Resolution Protocol (ARP) Common Vulnerability Scoring System (CVSS)
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Definition
IDS solutions will often use to analyze a copy of the inline traffic stream (and thus ensuring that IDS does not impact inline network performance).
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Ioctl interface TAP or SPAN port
Secure boot Log collection
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