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From: Paul Brook <paul@codesourcery.com>
Subject: Re: [Qemu-devel] Multiple Qemu Instances
Date: Mon, 20 Oct 2008 13:44:51 +0100
References: <87od1fe94s.fsf@alamut.mobiliz.com.tr>
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To: qemu-devel@nongnu.org
Cc: Volkan YAZICI <yazicivo@ttmail.com>

On Monday 20 October 2008, Volkan YAZICI wrote:
> Hi,
>
> While trying to run two qemu instances on a single server with a single
> NIC, I'm having network related problems. When I start the second qemu
> instance, ping'ing both servers concurrently works like below:
>
>   ping 192.168.1.11                    ping 192.168.1.14
>   -------------------------------      -------------------------------
>   10 packets transmitted.             Waking up...
>   Packets get started to lost.        10 packets transmitted. (No loss.)
>   10 packets transmitted. (No loss.)  Packets get started to lost.
>...
> I start qemu using a command similar to below
>
>   /usr/local/bin/qemu-system-x86_64 ... -net nic -net tap

You need to give the emulated NICs different MAC addresses.

Paul