problem with vlan interfaces tagging/untagging in a simulated switch box

[rozhuk.im at gmail.com]

Use netgraph nodes.


> -----Original Message-----
> From: owner-freebsd-net at freebsd.org [mailto:owner-freebsd-
> net at freebsd.org] On Behalf Of h bagade
> Sent: Sunday, March 04, 2012 3:31 PM
> To: freebsd-net
> Subject: problem with vlan interfaces tagging/untagging in a simulated
> switch box
> 
> Hi all,
> 
> I have problems with vlan interfaces on freebsd. I want to make my
> system like a switch with vlan ports and also a trunk port in
> conjuction with other switches. I thought that vlan interfaces would
> help me tagging traffic when traffic is going out the trunk port(or
> when it receives on vlan ports).
> The problem, I've encountered is that vlan interafaces on freebsd do
> tagging/untagging when the traffic is sourced/destined from/to them
> which in this case they should be assigned IP addresses. In other words
> they won't tag the traffic passing through their parent interface which
> I need to.
> 
> In my case to be acting like a switch, interfaces on system won't have
> ip addresses and I need to tag the traffic coming from for example
> interface1 when passing through interfaceN(acting as trunk port).
> How could I reach this? would it be possible to use vlan interfaces to
> do so?
> 
> I've tried many many ways to simulate the case but no success achieved!
> I'm really interested to find the proper solution for my config.
> 
> Any comments or hints are really apperciated.
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