openstack team mailing list archive

[Lorin Hochstein <lorin@xxxxxxxxxxxxxxxxxx>]

On Jul 20, 2012, at 9:57 PM, Narayan Desai wrote:

> Just for the record, we found the issue. There was some filtering
> being applied in the bridge code which randomly (?) dropped some DNS
> requests. Setting:
> net.bridge.bridge-nf-call-arptables = 0
> net.bridge.bridge-nf-call-iptables = 0
> net.bridge.bridge-nf-call-ip6tables = 0
> 
> completely resolved the problem.
> 
> I've written up full details here:
> http://buriedlede.blogspot.com/2012/07/debugging-networking-problems-with.html
> -nld
> 

Great writeup, I proposed a section to the docs for this: https://review.openstack.org/10106


Take care,

Lorin
--
Lorin Hochstein
Lead Architect - Cloud Services
Nimbis Services, Inc.
www.nimbisservices.com