[pve-devel] DHCP server

Alexandre DERUMIER aderumier at odiso.com
Mon Jul 21 14:26:00 CEST 2014


>>It should not be necessary since each host knows the MAC for each VM
>>running on the host and because the discover request will contain the
>>MAC of the client we can filter on MAC in the DHCP server. This way
>>only the host hosting the client will respond to the DHCP request.

Oh yes, indeed :) Great :)



----- Mail original ----- 

De: "Michael Rasmussen" <mir at datanom.net> 
À: "Alexandre DERUMIER" <aderumier at odiso.com> 
Cc: pve-devel at pve.proxmox.com, "Dietmar Maurer" <dietmar at proxmox.com> 
Envoyé: Dimanche 20 Juillet 2014 15:13:18 
Objet: Re: [pve-devel] DHCP server 

On Sun, 20 Jul 2014 15:04:29 +0200 (CEST) 
Alexandre DERUMIER <aderumier at odiso.com> wrote: 

> 
> Hi, Isn't it possible to filter dhcp request with iptables, on the host outside interface ? 
> 
> Like this, each host have a dhcp server which respond only to vms hosted on the host. 
> 
It should not be necessary since each host knows the MAC for each VM 
running on the host and because the discover request will contain the 
MAC of the client we can filter on MAC in the DHCP server. This way 
only the host hosting the client will respond to the DHCP request. 

-- 
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Michael Rasmussen 

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