Open Stack

Hi Vish,

Thanks for replying.

multi_host is set up on all nodes. Where are ip_forward and the snat rules documented?

Thanks

Dave

On 31 Aug 2012, at 16:54, Vishvananda Ishaya wrote:

> Are you running multi_host, as in nova-network on both nodes? I would check ip_forward is enabled on both nodes. Nova-network creates an snat rule so that Instances can get to the outside world, so you should also make sure that the snat rule exists and seems to be working properly.
> 
> Vish
> 
> On Aug 31, 2012, at 5:43 AM, Dave Pigott <dave.pigott at linaro.org> wrote:
> 
>> Hi all,
>> 
>> I now have a nicely stable OpenStack install running on five servers, with one acting as control with all the services, and the rest just compute/network nodes.
>> 
>> The strange thing now, is that if an instance is running on the control node, it can ping the outside world, but if it's running on any other node, it can't ping the outside world, even on the LAN. The odd thing is, it *does* successfully do a dns lookup. Additionally, it can ping other instances on the private network address range.
>> 
>> Any ideas?
>> 
>> Thanks
>> 
>> Dave Pigott
>> Validation Engineer
>> T: +44 1223 40 00 63 | M +44 7940 45 93 44
>> Linaro.org │ Open source software for ARM SoCs
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