PSE-SASE · Question #38
Which two actions take place after Prisma SD-WAN Instant-On Network (ION) devices have been deployed at a site? (Choose two.)
The correct answer is A. The devices continually sync the information from directories, whether they are on-premise, D. The devices provide an abstraction layer between the Prisma SD-WAN controller and a particular. After Prisma SD-WAN ION devices are deployed, two core behaviors define their operation: they continuously synchronize directory information (on-premise or cloud-based) to maintain identity and policy awareness (A), and they serve as an abstraction layer between the centralized…
Question
Which two actions take place after Prisma SD-WAN Instant-On Network (ION) devices have been deployed at a site? (Choose two.)
Options
- AThe devices continually sync the information from directories, whether they are on-premise,
- BThe devices establish VPNs over private WAN circuits that share a common service provider.
- CThe devices automatically establish a VPN to the data centers over every internet circuit.
- DThe devices provide an abstraction layer between the Prisma SD-WAN controller and a particular
How the community answered
(55 responses)- A95% (52)
- B2% (1)
- C4% (2)
Explanation
After Prisma SD-WAN ION devices are deployed, two core behaviors define their operation: they continuously synchronize directory information (on-premise or cloud-based) to maintain identity and policy awareness (A), and they serve as an abstraction layer between the centralized Prisma SD-WAN controller and the physical site infrastructure (D). This abstraction is fundamental to the SD-WAN model - the controller manages policy centrally while the ION device handles local enforcement, shielding the controller from site-specific hardware details.
Why B is wrong: SD-WAN's value proposition is using any transport (broadband, LTE, MPLS) - not VPNs restricted to circuits sharing a single service provider. That constraint would defeat the purpose of SD-WAN.
Why C is wrong: ION devices do not automatically build VPNs over every internet circuit to data centers. Tunnel establishment is policy-driven and selective, not automatic across all links indiscriminately.
Memory tip: Think of ION devices as smart translators - they "speak controller" on one side and "speak local network" on the other (abstraction = D), while continuously staying current with who the users are via directory sync (= A). If an answer implies rigid or universal behavior (every circuit, same provider), it conflicts with SD-WAN's core flexibility principle.
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