VM connected to a NetworkAttachmentDefinition using a VLAN ID is also receiving packets from the VLAN 1

Solution Verified - Updated -

Issue

  • A VM is connected to a bridge using a NetworkAttachmentDefinition with a VLAN ID.
  • The VM receives packets from the VLAN ID and also from the default VLAN (ID 1, untagged packets in the bridge).

Environment

  • Red Hat OpenShift Container Platform (RHOCP) 4.10
  • OpenShift Virtualization 4.10.8

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