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From: Jonathan Thibault <jonathan@navigue.com>
To: krunal patel <krunal.raj@gmail.com>
Cc: bridge@lists.linux-foundation.org
Subject: Re: [Bridge] Bridge between switch and router + VLAN issue
Date: Tue, 05 Oct 2010 09:17:46 -0400	[thread overview]
Message-ID: <4CAB257A.8030801@navigue.com> (raw)
In-Reply-To: <AANLkTi=Ze5M=So8kAzM_SDBqjkpFrMw_NhxvymXjNmHa@mail.gmail.com>

 I've had a very similar issue with a setup here and never did find a solution.  If you do, be sure to share, this would have saved me a lot of trouble although we had to file this approach as 'impossible' for now.

Jonathan

On 05/10/10 04:16 AM, krunal patel wrote:
> Hi,
>
> There is one setup i am not able to complete.
>
> I am putting bridge between a VLAN aware switch and a router with VLAN's.
>
> All hosts are behind VLAN switch and their gateway is router.
> All works well when there are no VLANs.
>
> br0
> |--------eth0
> |--------eth1
>
> When VLAN tags are added and passed to bridge, for forwarded traffic
> it works well.
>
> Now, if i want to do transparent proxy i have to create vlan devices
> for eth0, eth1 and add them to bridge
>
> br0
> |--------eth0
> |--------eth1
> |--------eth0.2
> |--------eth1.2
>
> Problem here is, on one side of bridge router is there which gives
> same mac for different tagged and untagged traffic. So bridge only
> learns one mac. So some tagged frame entered into bridge and if we do
> transparent proxy on it. Frames generated by proxy to router goes
> untagged or with different tag.
> To do proxy and handle vlan tag i have to add vlan interfaces into
> same bridge but vlan tags are not same.
>
>
> Regards,
> Krunal
> _______________________________________________
> Bridge mailing list
> Bridge@lists.linux-foundation.org
> https://lists.linux-foundation.org/mailman/listinfo/bridge


  reply	other threads:[~2010-10-05 13:17 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-05  8:16 [Bridge] Bridge between switch and router + VLAN issue krunal patel
2010-10-05 13:17 ` Jonathan Thibault [this message]
2010-10-06 22:17 ` Stephen Hemminger

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