Hi Chris, Thanks very much for taking the time to write such a detailed reply. That answers my question, and that's what I'd suspected since I didn't see any reference in the docs.
Best regards, -Adam On 3/28/12 8:32 PM, "Brown, Chris (GE Healthcare)" <[email protected]> wrote: >What you seem to be getting at is a feature like VMware, VirtualBox, or >the libvirt default constructed virbr0 interface to provide NAT to your >guests. At the moment RHEV/oVirt only supports bridged networking with >the ability to vlan if you so wish. In essence all the typical >functionality of the linux bridgeutils and bonding driver. The >restriction at the moment is that RHEV/oVirt only allows creating a valid >network from a bridge which is attached to physical NIC. I have the usual >suspect tricks by creating virtual NICs, using openvswitch, or VDE, etc >in an attempt to achive both the notion of a private internal network >between guests or a NAT networking for the guests. > >Thus this limits the ways you could achive NAT or internal networking for >your guests. >- Bridge to a physical NIC(s) which are attached to a network which >already NAT'd. >- Bridge to physical NIC on a private switch and create mutiple vlan's on >top of that >- Via the vlans you can in essence create multiple networks for your >guests >- Via the vlans you can either NAT to multiple networks or create private >internal networks for your guests >--> attach a VM or linux box with one nic attached to the private switch >vlan this NIC appropriately and go to town with NAT attached to an >external network on the other NIC >- Hand configure macvtap (VEPA) or create vdsm hook for it and bridge to >a private switch which supports hair-pinning (guest to guest >communication) > >Suffice to say this is definately an area that both RHEV/oVirt could >improve. >- Chris > >________________________________ > >From: [email protected] on behalf of Adam vonNieda >Sent: Wed 3/28/2012 7:38 PM >To: [email protected] >Subject: Re: [Users] New to oVirt, I've got a couple of questions. > > > > > Thanks for the Reply, Andrew. OK, so local storage obviously isn't the >best architecture, but that's what I've got, so I'll figure something out. > > How about the networking question? How are people getting to their VM's >from the physical network? Here's the original question.. > >Networking: When I set up a logical network, how is that accessed >from the physical network? For example, if my physical network is >192.168.1.0, and my logical network is 155.223.44.0, how will I >connect to port 80 on a virtual machine with the IP 155.223.44.5 >from IP 192.168.1.10. Is there port forwarding? I didn't see mention >of it in the guide. > > Thanks folks, > > -Adam > > > > >On 3/28/12 6:41 PM, "Andrew Cathrow" <[email protected]> wrote: > >> >> >>----- Original Message ----- >>> From: "Adam vonNieda" <[email protected]> >>> To: [email protected] >>> Sent: Wednesday, March 28, 2012 5:29:01 PM >>> Subject: [Users] New to oVirt, I've got a couple of questions. >>> >>> >>> >>> >>> Hi Folks, >>> >>> >>> I've got oVirt 3.0 installed on a Fedora 16 machine, and I'm planning >>> my data center. Great process, by the way, very straight forward. >>> I'll have two host machines (on order) which I'll likely load with >>> the oVirt image. These two hosts each will have a large amount of >>> RAID 5 local storage. Here's my questions.. >>> >>> >>> Storage: If I'm using this local storage on each host, will I be able >>> to migrate VM's from host A to host B if needed, or does storage >>> need to be shared. I guess another way of asking the question is, >>> what's the best way for me to set this up? :) >> >>You'll need shared storage - NFS, iSCSI or Fiber channel. In the future >>they'll be other options such as native Gluster, but for now you'll need >>something like NFS. >>> >>> >>> Networking: When I set up a logical network, how is that accessed >>> from the physical network? For example, if my physical network is >>> 192.168.1.0, and my logical network is 155.223.44.0, how will I >>> connect to port 80 on a virtual machine with the IP 155.223.44.5 >>> from IP 192.168.1.10. Is there port forwarding? I didn't see mention >>> of it in the guide. >>> >>> >>> Thanks very much! >>> >>> >>> -Adam vonNieda >>> _______________________________________________ >>> Users mailing list >>> [email protected] >>> http://lists.ovirt.org/mailman/listinfo/users >>> > > >_______________________________________________ >Users mailing list >[email protected] >http://lists.ovirt.org/mailman/listinfo/users > > _______________________________________________ Users mailing list [email protected] http://lists.ovirt.org/mailman/listinfo/users
