netdev - Re: VLAN 1

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Date:	Wed, 01 Feb 2012 14:04:44 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Leonardo Uzcudun <uzcudunl@...oo.it>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: VLAN 1 - Native

Le mercredi 01 février 2012 à 11:24 +0000, Leonardo Uzcudun a écrit :
> ________________________________
> Da: Leonardo Uzcudun <uzcudunl@...oo.it>
> A: "netdev@...r.kernel.org" <netdev@...r.kernel.org> 
> Inviato: Mercoledì 1 Febbraio 2012 12:22
> Oggetto: VLAN 1 - Native
> 
> Hello:
> 
> I'm connecting my Linux computer (debian 2.6.32-5) to a switch to
> implement vlans.
> 
> All is working fine except for the VLAN 1. Of sure you are aware of
> this situation and i would like to knoe if there is any parameter or
> setting that i should set in the vlan (linux side, not switch)
> configuration. Here's my configuration:
> ip addr add 0.0.0.0 dev eth0
> ip link set eth0 up
> ip link add link eth0 name eth0.1 type vlan id 1
> ip link add link eth0 name eth0.101 type vlan id 101
> ip addr add 0.0.0.0 dev eth0.1
> ip addr add 0.0.0.0 dev eth0.101
> ip link set eth0.101 up
> ip link set eth0.1 up
> brctl addbr br_vlan_1
> brctl addbr br_vlan_101
> brctl addif br_vlan_1 eth0.1
> brctl addif br_vlan_101 eth0.101
> ip addr add 0.0.0.0 dev br_vlan_1
> ip
> addr add 0.0.0.0 dev br_vlan_101
> ip link set br_vlan_1 up
> ip link set br_vlan_101 up
> 
> Traffic on vlan 101 is working fine. Traffic on VLAN 1 is not working
> cause the packets are going out from eth0 like tagged. How could i set
> the VID 1 as untagged?

What do you mean by "sending packets for VID 1, untagged " ?

What is the difference between vlan 101 and vlan 1 ?




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