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

To: Rudi Ahlers <rudiahlers@xxxxxxxxx>
Subject: Re: [Xen-users] How to get eth0 & eth1 fox XEN domU's?
From: Thomas Halinka <lists@xxxxxxxxx>
Date: Thu, 27 Nov 2008 16:48:42 +0100
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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?


>  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.


> 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)

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

> how can I do that?

Im using traffic-accounting with iptables....



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