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Re: [Qemu-devel] Re: [PATCH 1/5] virtio-net: Allow setting the MAC addre
From: |
Jamie Lokier |
Subject: |
Re: [Qemu-devel] Re: [PATCH 1/5] virtio-net: Allow setting the MAC address via set_config |
Date: |
Thu, 15 Jan 2009 13:11:08 +0000 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
Paul Brook wrote:
> > What I meant is that if we allow the guest to change his mac address, it
> > can deliberately
> > change it to other hosts/guests mac and thus create networking problems.
> > Although guest can always mangle packets, maybe it worth enforcing these
> > macs for the guest.
>
> This doesn't seem any different to real hardware that allows you to
> change the MAC address.
Indeed I have used that on several occasions to workaround pointless
firewalls and home networking restrictions.
People doing MAC-level hot-failover in high-availability environments
do it too.
-- Jamie
- [Qemu-devel] [PATCH 1/5] virtio-net: Allow setting the MAC address via set_config, Alex Williamson, 2009/01/13
- [Qemu-devel] Re: [PATCH 1/5] virtio-net: Allow setting the MAC address via set_config, Dor Laor, 2009/01/14
- [Qemu-devel] Re: [PATCH 1/5] virtio-net: Allow setting the MAC address via set_config, Alex Williamson, 2009/01/14
- Re: [Qemu-devel] Re: [PATCH 1/5] virtio-net: Allow setting the MAC address via set_config, Jamie Lokier, 2009/01/15
- Re: [Qemu-devel] Re: [PATCH 1/5] virtio-net: Allow setting the MAC address via set_config, Avi Kivity, 2009/01/15
- Re: [Qemu-devel] Re: [PATCH 1/5] virtio-net: Allow setting the MAC address via set_config, Dor Laor, 2009/01/18
- Re: [Qemu-devel] Re: [PATCH 1/5] virtio-net: Allow setting the MAC address via set_config, Avi Kivity, 2009/01/18