> 0x206a: IP 48.0.0.52.1025 > 16.0.0.52.12: UDP, length 18
>> 11:20:55.856296 IP 10.0.0.0.28635 > 10.0.0.1.6081: Geneve, Flags [none], vni
>> 0x206a: IP 16.0.0.51.1025 > 48.0.0.51.12: UDP, length 18
>>
>> On Fri, Jan 14, 2022 at 10:40 AM Neale Ranns wrot
gth 18
>
> On Fri, Jan 14, 2022 at 10:40 AM Neale Ranns wrote:
> Hi Pim,
>
>
>
> For VXLAN the intention is to use random source ports. The code you sight
> builds the ‘static’ portion of the imposed header. The source ports are
> overwritten with the hash of the en
at 11:28
To: Neale Ranns
Cc: vpp-dev
Subject: Re: [vpp-dev] VXLAN and RSS
Hoi,
Neale, thank you for pointing that out! I verified the intent, and I can
confirm that VXLAN uses random source ports [1], and so does GENEVE [2], so
this is WAI. I mirrored traffic between the two VPP hosts, while
he imposed header. The source ports are
> overwritten with the hash of the encapped packet in encap.c:246
>
>
>
> /neale
>
>
>
>
>
> *From: *vpp-dev@lists.fd.io on behalf of Pim van
> Pelt via lists.fd.io
> *Date: *Thursday, 13 January 2022 at 23:37
> *To:
lists.fd.io
Date: Thursday, 13 January 2022 at 23:37
To: vpp-dev
Subject: [vpp-dev] VXLAN and RSS
Hoi folks,
I did a deep dive today on VXLAN, GENEVE and compared it to GRE and L2XC - the
full read is here:
https://ipng.ch/s/articles/2022/01/13/vpp-l2.html
One thing that I observed is that both VXLAN
>>> It specifically suggests that “the source port SHOULD be calculated using a
>>> hash of the encapsulated packet headers using, for example, a traditional
>>> 5-tuple.”
>>>
>>> Yours,
>>> Joel
>>>
>>> From: vpp-dev@li
ted using a
>> hash of the encapsulated packet headers using, for example, a traditional
>> 5-tuple.”
>>
>> Yours,
>> Joel
>>
>> From: vpp-dev@lists.fd.io On Behalf Of Pim van Pelt
>> via lists.fd.io
>> Sent: Thursday, January 13, 2022 5
m: vpp-dev@lists.fd.io <mailto:vpp-dev@lists.fd.io> <mailto:vpp-dev@lists.fd.io>> On Behalf Of Pim van Pelt via lists.fd.io
> <http://lists.fd.io/>
> Sent: Thursday, January 13, 2022 5:37 PM
> To: vpp-dev mailto:vpp-dev@lists.fd.io>>
> Subject: [vpp-dev] VXLAN and R
of the encapsulated packet headers using, for example, a traditional 5-tuple.”
Yours,
Joel
From: vpp-dev@lists.fd.io On Behalf Of Pim van Pelt via
lists.fd.io
Sent: Thursday, January 13, 2022 5:37 PM
To: vpp-dev
Subject: [vpp-dev] VXLAN and RSS
Hoi folks,
I did a deep dive today on VXLAN, GENEVE
Hoi folks,
I did a deep dive today on VXLAN, GENEVE and compared it to GRE and L2XC -
the full read is here:
https://ipng.ch/s/articles/2022/01/13/vpp-l2.html
One thing that I observed is that both VXLAN and GENEVE use static source
ports. In the case of VLLs, (an l2 xconnect from a customer
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