Virtualbox + IPv6

Phil Mayers p.mayers at
Fri Feb 15 16:28:32 CET 2013

On 15/02/13 14:39, Gert Doering wrote:
> Hi,
> On Fri, Feb 15, 2013 at 09:34:30AM -0500, Jared Mauch wrote:
>> i'm curious if there's anyone here that has seen this ipv6 performance issue with hosts in a VM:
> We've had issues in vmware, which was caused by IPv6 TSO not working
> properly in the virtual network hardware (and the vmware-tools installer
> just enables tso without asking).  Might be related or not.

Completely OT, but since you mention it: is there a good source of 
documentation for how TSO/LRO work in VMWare? Specifically, can I expect 
a VM host with an offload-capable NIC to be re-assembling TCP segments 
and passing >MTU packets to the vnic?

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