netstat -i
Ierrs: 18446744073709551598Oerrs: 18446744073709551538
Is that interface a parent to, VLAN, LAGG or any overlay?
https://docs.opnsense.org/manual/how-tos/vlan_and_lagg.html#add-vlan-interfacesGo to Interfaces ‣ Assignments and assign the new VLAN interfaces. The parent interface should stay unassigned. In rare cases, the parent interface can be assigned without a network configuration, to allow manual link speed overrides.