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Re: [Xen-users] How to get eth0 & eth1 fox XEN domU's?

To: "Thomas Halinka" <lists@xxxxxxxxx>
Subject: Re: [Xen-users] How to get eth0 & eth1 fox XEN domU's?
From: "Rudi Ahlers" <rudiahlers@xxxxxxxxx>
Date: Fri, 28 Nov 2008 00:53:39 +0200
Cc: xen-users <xen-users@xxxxxxxxxxxxxxxxxxx>
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On Thu, Nov 27, 2008 at 5:48 PM, Thomas Halinka <lists@xxxxxxxxx> wrote:
> Hi Rudi,
> Am Donnerstag, den 27.11.2008, 14:24 +0200 schrieb Rudi Ahlers:
>> Hi all,
>> How is it possible to get a eth0 & eth1 for a XEN domU?
> jap,
>>  The reason I
>> ask, is that we need to monitor the bandwidth every XEN VPS uses, but
>> I don't want to count local bandwidth between VPS's, and between the
>> VPS & backup server.
> ok
>> So, if all internet traffic gets routed on eth0, and IP rather
>> 196.34.x.x & internal traffic on eth1 & 192.168.10.x - how would I do
>> that?
> fire up 2 bridges:
> - xen-internal   (
> - xen-external   (public IPs)

Can you please explain this to me in lay-man's terms? How do I do this
on the dom0?

> With this you can do separated traffic-accounting for internal and
> external traffic.
>> Currently when I look @ a domU, I have eth0, eth0:1 & eth0:2
>> ( setup, but they all pass through the same interface
>> vifwise0 on the dom0 side,
>> vifwise0  Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
>>           inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
>>           UP BROADCAST RUNNING NOARP  MTU:1500  Metric:1
>>           RX packets:1961043 errors:0 dropped:0 overruns:0 frame:0
>>           TX packets:2521537 errors:0 dropped:4218 overruns:0 carrier:0
>>           collisions:0 txqueuelen:32
>>           RX bytes:4195421597 (3.9 GiB)  TX bytes:1075982597 (1.0 GiB)
>> So, from the 3.9BG traffice transmitted, we don't know what is local &
>> what is internet traffic. I'd like to completely segment the traffic,
> because theres no separation and every traffic is transmitted over this
> bridge.
>> how can I do that?
> Im using traffic-accounting with iptables....

How exactly do you do this?
> hth,
> Thomas


Kind Regards
Rudi Ahlers

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