netdev - Re: Connection tracking and vlan

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Message-ID: <4AEF0D69.7070205@trash.net>
Date:	Mon, 02 Nov 2009 17:48:41 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	Adayadil Thomas <adayadil.thomas@...il.com>,
	Ben Greear <greearb@...delatech.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	Linux Netdev List <netdev@...r.kernel.org>,
	Netfilter Development Mailinglist 
	<netfilter-devel@...r.kernel.org>
Subject: Re: Connection tracking and vlan

Eric Dumazet wrote:
> Patrick McHardy a écrit :
>> But it would be preferrable if we could do this using network
>> namespaces somehow.
> 
> eg eth0.100 and eth0.101 on namespace 1,  eth0.200 and eth0.201 on namespace 2 ?
> 
> Can we do that with current kernel ? (different vlans on an unique physical device)

By default the underlying device needs to exist in the same namespace
in which the VLAN device is created. I believe it should be possible
to move the VLAN device to a different namespace after creating it,
but I'm not sure about that.

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