Apologies for the confusion I spent about 3 hours on my day off tracking down this issue. To clarify (my misnomer); by "soft-interfaces" I meant the logocal interfaces that OPNSense is mapping for already existing interfaces devices/interfaces and is using for configuration (eg a VLAN to OPTx). OPNSense is calling those plain interfaces, from the top of my head, the description is not precise because some of the items that it lists under Device can be interfaces.
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