Re: [Xen-users] using 4 lan cards how many bridges needed

[Donny Brooks <dbrooks@xxxxxxxxxxxxxxxx>]

 That sounds similar to what I need, except all I need is to add the capability 
to have machines on different networks. Not necessarily keep them from seeing 
each other.


--

Donny B.

On Friday, April 09, 2010 09:07 AM CDT, Tapas Mishra <mightydreams@xxxxxxxxx> 
wrote:

> I found one useful article which shows some thing about using multiple
> lan cards on Xen
> just go through it once I am also trying it.
> http://www.debian-administration.org/articles/470
>
> On Fri, Apr 9, 2010 at 7:22 PM, J. Roeleveld <joost@xxxxxxxxxxxx> wrote:
> > On Friday 09 April 2010 13:05:55 Tapas Mishra wrote:
> >> I have 4 LAN cards on Dell PowerEdge R710.Running Xen on it with 4 VMs.
> >>
> >> ÂI can do an SSH to Dom0 and do a ping from there to DomU's and get a
> >> Âreply. I want to use these Â4 lan cards 1 for each machine.How many
> >> Âbridges do I need? What do I need to configure ?
> >>
> >> Can some one send their sample configuration files like bridges etc
> >> that I should read as example?
> >>
> >
> > In my xend-config.sxp:
> > ...
> > (network-script 'network-bridge netdev=dummy0 bridge=dmz2br')
> > ....
> >
> > I only have one bridge configured in that file, not sure how to get multiple
> > bridges done there.
> > The other bridges are created in a seperate init-script:
> > --
> > brctl addbr dmz1br
> > brctl addbr lanbr
> > brctl addbr netbr
> >
> > ifconfig dmz1br up
> > ifconfig lanbr up
> > ifconfig netbr up
> >
> > ifconfig net up
> > ifconfig lan up
> >
> > brctl addif netbr net
> > brctl addif lanbr lan
> > --
> >
> > Please note, I rename my Network interfaces to specify which they are.
> > Bridges end with "br".
> >
> > "net" and "lan" are physical interfaces.
> > "dummy0" is only internal, and linked to the "dmz2" network.
> >
> > I have 4 seperate network in this machine, to seperate the different 
> > machines,
> > originally, all the VMs were originally physical machines that I moved onto 
> > a
> > single machine, but kept the original seperation and network-layout.
> >
> > In the domU-configurations, I specify which bridge to link the network-
> > device(s) to.
> >
> > HTH,
> >
> > Joost Roeleveld
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
> >
>
>
>
> --
> Tapas
>
> +91 8971248477
>
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> http://lists.xensource.com/xen-users




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