[ovirt-users] Can´t use a VM Network VLAN, because the Virtual Machines inside can't reach the Gateway

Donny Davis donny at cloudspin.me
Wed Jul 1 01:46:54 UTC 2015


Does your switch have an IP on that vlan... I would step things out
VM>host>switch>rtr

You have already confirmed VM to host.

I'm going to look at your screens again to make sure I didn't miss anything
On Jun 30, 2015 9:42 PM, "Julián Tete" <danteconrad14 at gmail.com> wrote:

> Thanks for the explanation :)
>
> I set everything of the VLANs at oVirt, After I put a IP on the Virtual
> Machine. But the Virtual Machine can't reach the gateway, The host can do.
> The Virtual Machine only can reach the host. All the machines of the range
> of net can reach the Virtual Machine.
>
> 2015-06-30 20:36 GMT-05:00 Donny Davis <donny at cloudspin.me>:
>
>> I'm asking if your setting the vlan on the VM or at ovirt.
>>
>> More than likely if you are coming from VMware you have the Vlans set at
>> the hypervisor. This does work in ovirt, I am doing it right now
>> On Jun 30, 2015 9:31 PM, "Julián Tete" <danteconrad14 at gmail.com> wrote:
>>
>>> Mmmm I'm new in oVirt :(
>>>
>>> VMs Interface is Virtual MachineS Interface or VM Network Interface in
>>> the host ?
>>>
>>> I configured the IP of the VLAN in the host.
>>>
>>> I double check: the NIC of the Host has the VLAN assigned.
>>>
>>> Can you help me ?
>>>
>>> 2015-06-30 20:11 GMT-05:00 Donny Davis <donny at cloudspin.me>:
>>>
>>>> Are you configuring the vms interface with the vlan or tagging at the
>>>> host.
>>>> On Jun 30, 2015 7:28 PM, "Julián Tete" <danteconrad14 at gmail.com> wrote:
>>>>
>>>>> Hi Donny
>>>>>
>>>>> We have HP Switches (HP 5406zl) and they are configurated on trunk
>>>>> mode. (VMware is configurated to use that).
>>>>>
>>>>> Any suggestion ?
>>>>>
>>>>> Thanks for your response.
>>>>>
>>>>> :)
>>>>>
>>>>> 2015-06-30 17:51 GMT-05:00 Donny Davis <donny at cloudspin.me>:
>>>>>
>>>>>> Vlans are layer 2, sounds like a tagging problem. Cisco switches? The
>>>>>> tag sticks to the host bridge, but is being stripped off when it leaves the
>>>>>> host.... Is your switch in access mode or trunk?
>>>>>> Hi Friends of oVirt
>>>>>>
>>>>>> I'm trying to migrate my company from VMware to oVirt.
>>>>>> In my final tests, I set up 2 more VLANs in oVirt, (VM VLANs)
>>>>>> The Virtual Machines in these VLANs, can be reached from the external
>>>>>> IPs from the net range,
>>>>>> but from the Virtual machines only can ping the Host with the Bridge
>>>>>> and itself, can't reach the gateway. ¿?
>>>>>>
>>>>>> I configured a IP Forwarding in the Host with the virtual machine,
>>>>>> and nothing changes...
>>>>>>
>>>>>> Any idea ? This is the last duty before embrace oVirt in the company.
>>>>>>
>>>>>> Look to the VLAN 100 configuration (My desired VM Network):
>>>>>>
>>>>>> http://postimg.org/image/7hrog0a2n/
>>>>>>
>>>>>> http://postimg.org/image/68b40i1vr/
>>>>>>
>>>>>> http://postimg.org/image/lu6mlshgp/
>>>>>>
>>>>>> http://postimg.org/image/540o1qc0t/
>>>>>>
>>>>>> http://postimg.org/image/4kyg787bt/
>>>>>>
>>>>>> http://postimg.org/image/v7ralh7zb/
>>>>>>
>>>>>> http://postimg.org/image/kn903cl03/
>>>>>>
>>>>>> For any idea, thanks in advance
>>>>>>
>>>>>> _______________________________________________
>>>>>> Users mailing list
>>>>>> Users at ovirt.org
>>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>>
>>>>>>
>>>>>
>>>
>
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