invalidate my ARP cache every 500ms

inarp.go

package main

import (
	"os/exec"
	"time"
)

func inarp() {
	cmd := exec.Command("/bin/sh", "-c", "sudo ip -s -s neigh flush all")
	stdout, err := cmd.Output()
	if err != nil {
		println(err.Error())
		return
	}

	print(string(stdout))

}

func main() {
	for _ = range time.Tick(500 * time.Millisecond) {
		inarp()
	}
}