netdev - Re: Bridging broken/unfriendly

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Message-ID: <4E8346FD.9000306@earthlink.net>
Date:	Wed, 28 Sep 2011 12:10:37 -0400
From:	Stephen Clark <sclark46@...thlink.net>
To:	Stephen Hemminger <shemminger@...tta.com>
CC:	Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: Bridging broken/unfriendly

On 09/28/2011 11:30 AM, Stephen Hemminger wrote:
> On Sat, 24 Sep 2011 18:28:06 -0400
> Stephen Clark<sclark46@...thlink.net>  wrote:
>
>    
>> Hi,
>>
>> Is there some reason Linux bridging won't let the ip address be on
>> one of the interfaces, like FreeBSD does, instead of the bridge device?
>>
>> This makes it very difficult or impossible to remotely add the interface
>> you are remoted in on to a bridge, or is there some sneaky way to
>> do this without losing your connection?
>>
>>      
> I would like to see a clean solution to setting up a bridge.
> There was a patch that was never completed to allow migrating a ethernet
> interface into a bridge. It is possible to do it with a script, by
> dumping routes with ip command and replaying that into the bridge.
> To really do it right (including neighbor table and iptables rules)
> would be complex, especially considering the error cases.
>
> Having looked at the FreeBSD code, that is not the answer. Trying to keep
> a clean separation between IP and bridging is much better.
>
>    
Hi Stephen,

Thanks for taking the time to reply. I had pretty much decided I would 
have to do some kind
of script that would do everything at once, instead of trying to do the 
commands one at a
time from the console.

Regards,
Steve

-- 

"They that give up essential liberty to obtain temporary safety,
deserve neither liberty nor safety."  (Ben Franklin)

"The course of history shows that as a government grows, liberty
decreases."  (Thomas Jefferson)



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