Yes sure we need this clean up.
On 08/17/2015 09:13 AM, Dietmar Maurer wrote:
> - system("/sbin/tc filter del dev $iface parent ffff: protocol ip prio 
> 50 estimator 1sec 8sec >/dev/null 2>&1");
> +    system("/sbin/tc filter del dev $iface parent ffff: protocol all 
> pref 50 u32 >/dev/null 2>&1");