NMDeviceVlan @NM_DEVICE_VLAN_ERROR_UNKNOWN: @NM_DEVICE_VLAN_ERROR_NOT_VLAN_CONNECTION: @NM_DEVICE_VLAN_ERROR_INVALID_VLAN_CONNECTION: @NM_DEVICE_VLAN_ERROR_ID_MISMATCH: @NM_DEVICE_VLAN_ERROR_INTERFACE_MISMATCH: @NM_DEVICE_VLAN_ERROR_MAC_MISMATCH: @void: @Returns: @connection: @path: @Returns: @device: @Returns: @device: @Returns: @device: @Returns: @device: @Returns: