tag:
priority: 310 # before real devices that redirect
type: txt
help: Set input functional block (IFB) interface
syntax:expression: pattern $VAR(@) "^ifb[0-9]+$" ; "name must be (ifb0-ifb999)"

begin: [ -d /sys/module/ifb ] || sudo modprobe ifb numifbs=0
create:	sudo ip link add $VAR(@) type ifb && sudo ip link set $VAR(@) up
delete: sudo ip link delete dev $VAR(@)
comp_help: Enter input functional block interface name (ifb0 - ifb999)