tag:
priority: 300
type: txt
help: Dummy interface name
syntax:expression: pattern $VAR(@) "^dummy[0-9]+$" \
; "name must be (dummy0-dummy999)"
val_help: <dummyN>; Dummy interface name
begin: [ -d /sys/module/dummy ] || sudo modprobe dummy
create: ip link add name $VAR(@) type dummy
ip link set $VAR(@) up
delete: ip link set dev $VAR(@) down
ip link delete dev $VAR(@)