If Cisco IOS router have vlan ifdescr detail configuration command, VLAN subinterfaces have ifDescr like ifDescr.7 = STRING: GigabitEthernet0/0.2-802.1Q vLAN subif, and their ifindex is not recognized by regex.
If Cisco IOS router have vlan ifdescr detail configuration command, VLAN subinterfaces have ifDescr like ifDescr.7 = STRING: GigabitEthernet0/0.2-802.1Q vLAN subif, and their ifindex is not recognized by regex.