Re: [Xen-users] Re: routed networking

[Pete McEvoy <pete@xxxxxxxxx>]

On Mon, Nov 27, 2006 at 10:44:17PM +0000, Pete McEvoy wrote:
> On Tue, Nov 28, 2006 at 08:29:54AM +1100, Matthew Palmer wrote:
> > So instead of allocating 10.0/16 addresses to your domUs, you just allocate
> > public IPs to your domUs.
> > 
> > It might help to think of the bridge as a regular Ethernet switch, and each
> > of the machines (dom0 and domU) as a separate physical machine.  Then you
> > just configure each machine as you would normally, and leave the bridge to
> > play Ethernet games in the middle.  Using that mental model has never
> > steered me wrong yet.
> 
> Thats a nice analogy, thanks.
> If not, can anyone confirm the following is what I need to do to move
> from my existing bridge setup using rfc1918 addresses to public routable
> ips:

In case it appears I was being obtuse and not listening to what you told
me..

Can I just use the bridge as I have been doing, with no modification to
my config at all, just changing the ips within dom0/domU

OR, do i need to..

> Change
> (network-script network-bridge)
> (vif-script vif-bridge)
> 
> to 
> 
> (network-script network-route)
> (vif-script     vif-route)
> 
> in xend-config.sxp
> 
> Modify each VM config file from
> vif = [' bridge=xenbr0' ]
> 
> to 
> 
> vif = [ 'ip=mypublicip' ]
> 
> Configure dom0 annd domUs normally.
> 
> Thanks
> 
> 
> -- 
> Pete
> 
> 
> 
> 
> 
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