netdev - Re: tc ingress filters not applied

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Date:	Mon, 30 Mar 2015 10:00:58 -0700
From:	Cong Wang <cwang@...pensource.com>
To:	Erik Hugne <erik.hugne@...csson.com>
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: tc ingress filters not applied

On Mon, Mar 30, 2015 at 7:15 AM, Erik Hugne <erik.hugne@...csson.com> wrote:
> I'm having troubles with TC policing, the ingress filters does not seem to be
> applied.
>
> node1 ~ # tc qdisc add dev eth0 ingress
> node1 ~ # tc qdisc ls
> qdisc pfifo_fast 0: dev eth0 root refcnt 2 bands 3 priomap  1 2 2 2 1 2 0 0 1 1 1 1 1 1 1 1
> qdisc ingress ffff: dev eth0 parent ffff:fff1 ----------------
> //Test 1: Limit TIPC low importance traffic to 100mbit
> node1 ~ # tc filter add dev eth0 parent ffff: protocol tipc u32 match u8 0 1E at
>  0 police rate 100mbit buffer 10k drop flowid :1
> node1 ~ # tc filter show dev eth0
> node1 ~ #
>
> //Test 2: Limit ICMP to 20kbit
> node1 ~ # tc filter add dev eth0 parent ffff: protocol ip prio 20 u32 match ip p
> rotocol 1 0xff police rate 20kbit buffer 10k drop flowid :2
> node1 ~ # tc filter show dev eth0


tc filter show dev eth0 parent ffff:
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