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Forum Discussion
patreeek
Feb 03, 2026Tutor
Advanced 802.1Q VLAN Doesn't Block Untagged Traffic
I think the answer might be obvious. Lower-end Netgear switches are not managed using VLAN traffic, so they allow all untagged traffic to pass through. Is this correct?
For example, a port is configured with VLAN ID 10 for untagged traffic and its PVID is 10. It will tag the traffic correctly and all the traffic will go to the correct subnet. However, if I manually configure my IP, I can access any other device on the link that is not VLAN aware. This could be another Netgear switch or a MoCA device.
My configuration:
Devices:
- GS308EP
- GS305E
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