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Re: [Xen-users] dom0/domU communication

To: xen-users@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-users] dom0/domU communication
From: Mark Williamson <mark.williamson@xxxxxxxxxxxx>
Date: Mon, 17 Oct 2005 19:34:31 +0100
Cc: Arijit Ganguly <aganguly@xxxxxxxxx>
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For low bandwidth, you could use Xenstore directly to communicate.  For 
higher-bandwidth you'd use xenstore to set up a shared memory channel, then 
use that to transfer messages, etc.

HTH,
Mark

On Monday 17 October 2005 04:41, Arijit Ganguly wrote:
> All,
> Is there a way to setup serial communication between dom0 and domU. The
> idea is to have some way of exchanging messages between dom0 and domUs.
>
> Certainly, it is possible to use s host-only network, and ssh or shared
> file system to exchange data. However, there could be cases where the dom0
> is not networked. You may want to automate configuring domUs from dom0.
>
> Any suggestions.
> Arijit Ganguly
>
> On 10/16/05, Charles Duffy <cduffy@xxxxxxxxxxx> wrote:
> > Stephen Le wrote:
> > > I'm running a number of domU's on a server, each with a console bound
> > > to a specific local port. I'd like to provide the users of my domU's
> > > with access to the console, but I was wondering how people have been
> > > able to do this while limiting access to the console ports. That is, I
> > > could provide the users with a shell on the local machine, but then
> > > they could telnet into any console port they wanted -- I want them to
> > > be only able to telnet into the console port of their domU.
> >
> > I vaguely recall iptables in very modern Linux kernels having
> > (experimental?) support for rules that take into account the user
> > attempting the connection.
> >
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users

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