Why VLAN trunking doesn’t work on the Zyxel switch?
Zyxel_Melen
Posts: 3,209 
Zyxel Employee
Zyxel Employee
VLAN trunking function allows frames belonging to unknown VLAN groups to pass through the switch. If the VLAN has been created, the switch will follow the VLAN table to forward the traffic. Please remove the VLAN or configure the VLAN setting correctly.
Zyxel Melen
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