300-415 · Question #83
An engineer is configuring a centralized policy to influence network route advertisement. Which controller delivers this policy to the fabric?
The correct answer is A. vSmart. vSmart is the SD-WAN policy controller that receives centralized policies configured in vManage and distributes them to WAN Edge routers via OMP.
Question
Options
- AvSmart
- BvManage
- CWAN Edge
- DvBond
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(38 responses)- A92% (35)
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Why each option
vSmart is the SD-WAN policy controller that receives centralized policies configured in vManage and distributes them to WAN Edge routers via OMP.
vSmart receives centralized policies from vManage and pushes them to WAN Edge routers via OMP (Overlay Management Protocol). Both control policies affecting route advertisements and data policies affecting packet forwarding are compiled at vSmart and propagated to all fabric devices, making vSmart the enforcement and distribution point for centralized policy.
vManage is where policies are authored and managed through the GUI, but it does not directly deliver policies to WAN Edge routers - that distribution function belongs exclusively to vSmart.
WAN Edge routers are the recipients of policy pushed from vSmart; they enforce policy locally but do not distribute policy to other fabric devices.
vBond handles zero-touch orchestration and initial authentication of devices joining the fabric; it does not distribute routing or data plane policies.
Concept tested: vSmart controller as centralized policy distribution point
Source: https://www.cisco.com/c/en/us/td/docs/routers/sdwan/configuration/policies/ios-xe-17/policies-book-xe/m-centralized-policy.html
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