Re: [CentOS-virt] Network and IP's

2011-09-24 Thread Thomas Rønshof
Well, is there any other (better) documentation, than the one from 
Redhat_Enterprise_6.0_Virtualization ?



James A. Peltier wrote:
 - Original Message -
 | Hi,
 | 
 | When playing with Cent OS 5.x Virtualization, I could have a host
 | with
 | IP:192.168.10.40 and the guests with IP's: 192.168.10.41,
 | 192.168.10.42... an so on.
 | 
 | But now after installing Cent OS 6.0 as a host, I can't figure out how
 | to make my guest get the same IP's.
 | 
 | My host is still 192.168.10.40, but the 1. guest i make, get an IP of
 | 192.168.122.x !
 | 
 | I can see something in virtual-manager concerning virtual-networks. It
 | looks new compared to COS 5.x.
 | 
 | Is it not possible ?
 | 
 | Regards Thomas

 Sounds to me that you have not created the virtual bridges/networks that are 
 on the the other host.  Is the output of virsh net-list the same?

   
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Re: [CentOS-virt] Network and IP's

2011-09-24 Thread Michael Schumacher
Thomas,


 Well, is there any other (better) documentation, than the one from 
 Redhat_Enterprise_6.0_Virtualization ?

I agree. This is a very poor piece of documentation. Basically it is
just a collection of descriptions of tools and parameters. It does not
give any insight about various concepts and it does not help at all to
choose the right solution


 | When playing with Cent OS 5.x Virtualization, I could have a host
 | with
 | IP:192.168.10.40 and the guests with IP's: 192.168.10.41,
 | 192.168.10.42... an so on.
 | 
 | But now after installing Cent OS 6.0 as a host, I can't figure out how
 | to make my guest get the same IP's.
 | 
 | My host is still 192.168.10.40, but the 1. guest i make, get an IP of
 | 192.168.122.x !
 | 

I ran across the same problem. Looks like Centos is setting up a NAT
network rather than a bridged network by default. It appears that the
host is acting as a DHCP server for the virtualized machines.


Hope this helps.

-- 
Mit freundlichen Grüßen
Michael Schumacher
mailto:michael.schumac...@pamas.de


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Re: [CentOS-virt] Network and IP's

2011-09-23 Thread James A. Peltier
- Original Message -
| Hi,
| 
| When playing with Cent OS 5.x Virtualization, I could have a host
| with
| IP:192.168.10.40 and the guests with IP's: 192.168.10.41,
| 192.168.10.42... an so on.
| 
| But now after installing Cent OS 6.0 as a host, I can't figure out how
| to make my guest get the same IP's.
| 
| My host is still 192.168.10.40, but the 1. guest i make, get an IP of
| 192.168.122.x !
| 
| I can see something in virtual-manager concerning virtual-networks. It
| looks new compared to COS 5.x.
| 
| Is it not possible ?
| 
| Regards Thomas

Sounds to me that you have not created the virtual bridges/networks that are on 
the the other host.  Is the output of virsh net-list the same?

-- 
James A. Peltier
IT Services - Research Computing Group
Simon Fraser University - Burnaby Campus
Phone   : 778-782-6573
Fax : 778-782-3045
E-Mail  : jpelt...@sfu.ca
Website : http://www.sfu.ca/itservices
  http://blogs.sfu.ca/people/jpeltier
I will do the best I can with the talent I have

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Re: [CentOS-virt] Network and IP's

2011-09-23 Thread Emmanuel Noobadmin
On 9/22/11, Thomas Rønshof t...@kyborg.dk wrote:
 Hi,

 When playing with Cent OS 5.x Virtualization, I could have a host with
 IP:192.168.10.40 and the guests with IP's: 192.168.10.41,
 192.168.10.42... an so on.

 But now after installing Cent OS 6.0 as a host, I can't figure out how
 to make my guest get the same IP's.

 My host is still 192.168.10.40, but the 1. guest i make, get an IP of
 192.168.122.x !

 I can see something in virtual-manager concerning virtual-networks. It
 looks new compared to COS 5.x.

 Is it not possible ?

I'm probably missing something here but doesn't editing ifcfg-ethX in
the guest give them the required IP or is virt-manager overriding
those settings?
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