Removing vlan id 1 from a trunk

Hi,

I'm trying to trunk a subset of the host VLANs to a VM using proxmox VE 6.3-3 on debian 10.

In the web UI there is only one option tag= for a VM interface which gives access to the given VLAN only as untagged inside the VM.
If no tag= is set then the VM sees all the VLAN configured on the bridge.

My host has 4 VLANs tagged 10 20 30 40.

I first edited manually /etc/network/interfaces since through the web UI you only get no VLAN or all VLAN (2-4095) unless I missed an option...

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