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Re: [Xen-users] VLAN inside domU and sub interfaces

  • To: xen-users@xxxxxxxxxxxxx
  • From: "J. Roeleveld" <joost@xxxxxxxxxxxx>
  • Date: Thu, 17 Jul 2014 12:49:24 +0200
  • Delivery-date: Thu, 17 Jul 2014 10:50:01 +0000
  • List-id: Xen user discussion <xen-users.lists.xen.org>

On Thursday, July 17, 2014 03:41:32 PM mad Engineer wrote:

> Hi all,

> Unfortunately My DomUs have 3 VNIC and all IP are in same sub net.


> In my old setup i created sub interfaces

> eth0.100,eth0.101 eth0.123

> and created 3 bridges and connected 3 VNICs to each bridges,it

> worked as the IP of DomU was in different sub nets.



> In new setup for DomU i have only one sub net,but with 3 VNIC,which should

> be in 3 VLAN [each VLAN is used for different purposes]


1 system, 3 NICs all on same subnet

How will the system know where to send the packages?


Either you do some weird voodoo with routing and/or iptables or you split the subnet into 3 smaller subnets.




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