Xen rule???

Laurent Jouannic <[email protected]> Thu, 05 Jul 2007 15:33:59 +0200
Newsgroups gmane.linux.network.bridge.ebtables.user
Message-ID <[email protected]>
Hi,

I got some trouble with arp request on a DomU with Xen.
The Schema is the following:

DOM0 [PETH0<=->XENBR0<-=>VIF0.0<====>ETH0:"X.Y.A.13"]                    
network: X.Y.A.0
DOM0 [PETH0<=->XENBR0<-=>VIFu.0]<====>DOMu[ETH0:"X.Y.B.53"]        
network: X.Y.C.0

PETH0 is the physical interface
XENBR0 is the bridge
VIFe.f is the virtual interface 'f' for the  link to the ETHf  in the DOM e

DOM0[ETH0]  and DOMu[ETH0]  are on different network       A.B.C.0 and 
network: X.Y.C.0

I 'tcpdump -n -e' all arp request: 'who-as network: X.Y.A.i tell  
X.Y.A.j'  on DOMu[ETH0]

So I want to FILTER in the DOM0 :
                    DROP all arp traffic  TO  VIFu.0
                   ! EXCEPT from mac adr1 or mac adr2

If you got an idea?

Thanks.

Laurent.



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