netdev - Re: Marvell 88E609x switch?

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Date:	Tue, 03 Mar 2009 05:03:13 -0700
From:	Gary Thomas <gary@...assoc.com>
To:	jdb@...x.dk
CC:	Jesper Dangaard Brouer <hawk@...u.dk>,
	Lennert Buytenhek <buytenh@...tstofly.org>,
	netdev <netdev@...r.kernel.org>
Subject: Re: Marvell 88E609x switch?

Jesper Dangaard Brouer wrote:
> On Mon, 2009-03-02 at 15:32 -0700, Gary Thomas wrote:
>> Any ideas how I might troubleshoot why packets that come
>> into lan1.1 (port 0) aren't being pushed to the CPU port?
> 
> The switch supports port monitoring, with seperate ingress and egress
> mapping, thus you could place another PC on another port and direct
> traffic towards that, and by tcpdump inspecting ingress and egress on
> the different physical ports... Thats how I debugged it once...

I'm a bit fuzzy on this - could you explain in a bit more detail?

> I also used/implemented the VLAN violation interrupt, while I debugged
> the VLAN setup.   The switch also have a ATU (MAC-table) violation
> interrupt, perhaps that might tell you something?
> 

Thanks

-- 
------------------------------------------------------------
Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
------------------------------------------------------------
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