[Bridge] Passing vlan tagged packets through linux bridge

Fulvio Ricciardi fulvio.ricciardi at zeroshell.net
Sat Nov 25 07:22:41 PST 2006


Hi,
I noticed the same problem with the kernel 2.6.16.21 but I
didn't try with newer kernel.


> Hi
>  
>  I have some problem with passing vlan tagged packets
> through linux bridge.
>  In the linux box eth0 , eth1  are add to br0 and the
> bridge is up and working correctly. 
>  I 've connected eth0 to trunk port of switch A and eth1
> to trunk port of switch B.
>  port 1,2,3 of each switch are in vlan 1. I've 2 client in
> the same subnet , client A connected to port 1 of switch A
> and client B connected to port 1 of switch . the problem
> is when I ping client A from clinet B or viceversa ,I
> can't ping with more than 1470bytes packet size!
>  ping will work fine by 1470byte packet size but ping with
> more than 1470bytes packet size will fail.
>  any idea??
>  
>  KasrA
>  
>  
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