Re: [Vserver] PPP inside VServer

From: Herbert Poetzl <>
Date: Fri 25 Aug 2006 - 00:30:30 BST
Message-ID: <>

On Thu, Aug 24, 2006 at 09:15:09PM +0200, Eugéne Roux wrote:
> Hi Baltasar,
> On 24 Aug 2006, at 5:14 PM, Baltasar Cevc wrote:
> >I'm not sure, but that may be a priviledge problem - try if it works
> >when adding the appropirate capabilities if you haven't done so yet
> >(I think it should be CAP_NET_ADMIN). However adding that capability
> >is a security issue as the guest is allowed to change too many
> >network settings then.
> I assumes so initially as well, but since I got little out of the
> system, I decided to throw CAPS at it in the hope that I could tighten
> up to the express limit it required once I got it working.
> still no go.
> >Hope that's a starting point, greetings from Regensburg, Germany
> Hey, I'll take any help I can get here...
> Cheerio, from a rather cold evening in Cape Town...
> Eugéne

note to Baltasar Cevc: please don't remove stuff
from email threads, just answer were appropriate
(levaing the posting intact as quotation). TIA

> Accessing these modems using "cu -l /dev/modem" works fine, but when I
> try and bring up a PPP link I get the following:

> root@vs01-vc01:/# /usr/sbin/ user root call FOOCHAT
> chat: Aug 22 12:07:35 CONNECT 1800000
> Serial connection established.
> Using interface ppp0
> Connect: ppp0 <--> /dev/modem
> Could not determine remote IP address: defaulting to
> ioctl(SIOCSIFDSTADDR): Cannot assign requested address(99)
> Connection terminated.
> Connect time 0.1 minutes.
> Sent 126 bytes, received 150 bytes.
> root@vs01-vc01:/#

could you run that through strace -fF please and
narrow the syscalls down to the relevant ones
around the ioctl(SIOCSIFDSTADDR)?


> Please tell me what I'm missing here...

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