netdev - Re: dsa/mv88e6xxx: leaking packets on MV88E6341 switch

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Message-ID: <20200930102835.4ee4mogk7ogom35j@skbuf>
Date:   Wed, 30 Sep 2020 13:28:35 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     Peter Vollmer <peter.vollmer@...il.com>
Cc:     Network Development <netdev@...r.kernel.org>
Subject: Re: dsa/mv88e6xxx: leaking packets on MV88E6341 switch

On Wed, Sep 30, 2020 at 12:09:03PM +0200, Peter Vollmer wrote:
> lan0..lan3 are members of the br0 bridge interface.

and so is eth0, I assume?

> The problem is that for ICMP ping lan0-> eth0, ICMP ping request
> packets are leaking (i.e. flooded)  to all other ports lan1..lan3,
> while the ping reply eth0->lan0 arrives correctly at lan0 without any
> leaked packets on lan1..lan3.

What are you pinging exactly, the IP of the eth0 interface, or a station
connected to the eth0 which is part of the same bridge as the lan ports?

Thanks,
-Vladimir