Re: [vserver] UCARP and VServer

From: Roderick A. Anderson <>
Date: Mon 08 Apr 2013 - 18:42:52 BST
Message-ID: <>

My take is you won't be able to get it to work in a guest. The "real"
networking happens on the host.


On 04/08/2013 08:38 AM, Phil Daws wrote:
> Hello,
> yesterday I tried to get UCARP ( working with a CentOS 6.4 VServer guest but kept hitting the problem:
> Apr  7 15:55:50 ha1 ucarp[27635]: [ERROR] Unable to open raw device: [Operation not permitted]
> Apr  7 15:55:50 ha1 ucarp[27635]: [ERROR] Unable to find MAC address of [eth0]
> I have tried giving NET_RAW and NET_ADMIN capabilities to the guest but that still did not work.  On a long shot I even tried ~HIDE_NETIF in nflags but that did not help at all.
> Any thoughts ?
Received on Mon Apr 8 18:43:10 2013
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