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[Bug 1244589] Re: virtual machine can not get DHCP lease due packet has no checksum

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Thierry Carrez <thierry.carrez+lp@xxxxxxxxx>
Date: Thu, 09 Apr 2015 18:44:38 -0000
Reply-to: Bug 1244589 <1244589@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

** Changed in: neutron
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1244589

Title:
  virtual machine can not get DHCP lease due packet has no checksum

Status in OpenStack Neutron (virtual network service):
  Fix Released

Bug description:
  if virtual machie are using virtio driver and swith vhost_net on, then
  virutal machine can not get DHCP lease bacause the DHCP packet has no
  checksum and the kernel of virtual machine will drop those packet. So
  we should fill checksum before we pass the DHCP packet to virtual
  machine.

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