Check these locations
Base label
Turn the unit only when cables have enough slack.
Rear panel
Look beside Ethernet, fiber, DSL, coax, or power connections.
Admin page
Device information often lists model and hardware revision.
Before you look
- Hide Wi-Fi passwords and QR codes.
- Do not bend or disconnect fiber cables.
- Record the hardware revision.
Which number do you need?
Model
Commercial device family.
Hardware version
Physical revision used for firmware compatibility.
MAC / Serial
Private unique identifiers.
Search the problem with the exact model
Combine the full model number with the visible code or symptom. Keep spaces and suffixes for the first search, then try the same code without punctuation if needed.
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