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From: Stephen Hemminger <shemminger@osdl.org>
To: Sun Zongjun-E5739C <E5739C@motorola.com>
Cc: bridge@lists.osdl.org
Subject: Re: [Bridge] How to bridge a eth0 and usb0 device
Date: Fri, 27 Oct 2006 11:21:41 -0700	[thread overview]
Message-ID: <20061027112141.7b271a0e@freekitty> (raw)
In-Reply-To: <565F40B9893580489B94B8D324460AF4E291BF@zmy16exm63.ds.mot.com>

On Tue, 24 Oct 2006 10:46:20 +0800
"Sun Zongjun-E5739C" <E5739C@motorola.com> wrote:

> 
> Hi
> 
>  I intent to use brctl to bridge two devices on linux box. One is eth0,
> the other is USB net which is recognized as usb0 by linux box.
> 
>  Then I run following command 
> 
> # ifconfig eth0 down
> # ifconfig usb0 down
> # brctt addbr ipbr
> # brctl addif ipbr eth0
> # brctl addif ipbr usb0
> 
> # ifconfig eth0 up
> # ifconfig eth0 0.0.0.0
> # ifconfig usb0 up
> # ifconfig usb0 0.0.0.0
> 
> # ifconfig ipv6 up
> 
>                           eth0            usb0
> 192.168.16.2
> Box1<----------------> Linux bridge <----------------------> Box
> 
> Then I connet another device into the eth0 interface of bridge. Its ip
> address is 192.168.16.1, the device on the othe end of usb lan is
> 192.168.16.2
> 
> When I ping 192.168.16.2 from 192.168.16.1. The tcpdump on bridge is
> message of ARP "who has 192.168.16.2 tell 192.168.16.1", but I neve see
> the ARP reply why?
> 
> Thanks
> Best Regards
> 

You forgot to bring ipbr up in your example?
 Unless ipv6 is a typo for ipbr

Are the mac addresses being picked up?

You probably want to set forwarding delay to 0 (or wait 30 secs)
before testing.
 # brctl setfd ipbr 0



-- 
Stephen Hemminger <shemminger@osdl.org>

      reply	other threads:[~2006-10-27 18:21 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-24  2:46 [Bridge] How to bridge a eth0 and usb0 device Sun Zongjun-E5739C
2006-10-27 18:21 ` Stephen Hemminger [this message]

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