[ovs-dev] [PATCH v8] datapath: Add Stateless TCP Tunneling protocol.

Pravin Shelar pshelar at nicira.com
Mon Apr 27 21:05:13 UTC 2015


On Mon, Apr 27, 2015 at 1:34 PM, Jesse Gross <jesse at nicira.com> wrote:
> On Mon, Apr 27, 2015 at 1:14 PM, Pravin B Shelar <pshelar at nicira.com> wrote:
>> The Stateless TCP Tunnel (STT) protocol encapsulates traffic in
>> IPv4/TCP packets.
>> STT uses TCP segmentation offload available in most of NIC. On
>> packet xmit STT driver appends STT header along with TCP header
>> to the packet. For GSO packet GSO parameters are set according
>> to tunnel configuration and packet is handed over to networking
>> stack. This allows use of segmentation offload available in NICs
>>
>> The protocol is documented at
>> http://www.ietf.org/archive/id/draft-davie-stt-06.txt
>>
>> Signed-off-by: Pravin B Shelar <pshelar at nicira.com>
>> Signed-off-by: Jesse Gross <jesse at nicira.com>
>
> I haven't looked through this yet but this currently doesn't compile
> after Alex's latest patches:
>
> Should prefix stt_sock_add with rpl_ or ovs_.
> Makefile:791: recipe for target 'check-export-symbol' failed
I sent out fixed version.



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