A practical workaround is to create a dedicated VLAN that is not used for any other network traffic and set this VLAN as the PVID on ports where you want to drop untagged packets. This ensures that incoming untagged packets are isolated in this unused VLAN, keeping them separate from your main network traffic.
A trunk port is known as a single switch port that allows multiple VLANs to traverse through, enabling the efficient management of network traffic between switches and routers. While Zyxel switches like the GS1200 series may not have a direct 'trunk port' feature like Cisco, you can achieve similar functionality by…
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