Start at the edge
Identify the device, app, or location where the issue first appears.
Knowledge base
Use this page to understand how the support stack is organized. It helps explain why a problem can look local, wireless, network, or service-related depending on where it starts.
When the ownership is unclear, map the failure path first and the handoff will usually follow.
Use the stack view to reason about where a symptom started and who owns it.
End-user hardware, operating system behavior, and local configuration all live at the edge.
View guideAccess points, roaming, placement, and RF conditions shape the experience users see.
View guideThe network path determines whether requests reach the right destination cleanly.
View guideKnowing who owns each layer makes escalation faster and avoids duplicated work.
View guideThese pages pair the architecture view with support boundaries and diagnostics.
Work from the user-facing edge toward the deeper services.
Identify the device, app, or location where the issue first appears.
Check client, wireless, routing, DNS, and service behavior in order.
A symptom can show up in one layer even when the fix belongs to another.
When you know the layer and the owner, the handoff becomes much faster.
Use the support checklist to capture the path, the layer, and the ownership details before escalating.