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Re: [Qemu-devel] question about patch "send the gratuitous by guest"
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From: |
Weidong Huang |
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Subject: |
Re: [Qemu-devel] question about patch "send the gratuitous by guest" |
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Date: |
Tue, 18 Feb 2014 12:25:51 +0800 |
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User-agent: |
Mozilla/5.0 (Windows NT 6.1; rv:11.0) Gecko/20120327 Thunderbird/11.0.1 |
On 2014/2/18 10:48, Jason Wang wrote:
> On 02/15/2014 11:01 AM, Weidong Huang wrote:
>> it
>> configure vlan or alias on the virtio net.
>>
>> But bridge or bond do not send arp. what's your opinion?
>
> Do you mean bridge or bond in guest?
yes.
>>
>> BTW,this feature need modify the driver of virtio net.
>>
>> Only the newest linux kernel support it. So what's about old guest os?
>>
>
> It will be hard for the legacy device to know about migration. One
> workaround is:
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> - enable arp_notify
> - toggle link status after migration
>
>> Thanks.
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>