> On Sep 29, 2018, at 14:42, Torbjorn Jansson 
> <torbjorn.jans...@mbox200.swipnet.se> wrote:
> 
> On 2018-09-29 23:21, Rosen Penev wrote:
>>> On Sep 29, 2018, at 14:14, Torbjorn Jansson 
>>> <torbjorn.jans...@mbox200.swipnet.se> wrote:
>>> 
>>> On 2018-09-29 21:55, Rosen Penev wrote:
>>>>> On Sep 29, 2018, at 12:09, Jérôme Benoit <jbenoit...@gmail.com> wrote:
>>>>> 
>>>>>> Le 29/09/2018 à 16:56, Felix Fietkau a écrit :
>>>>>> 
>>>>>> Flow offloading (as implemented in OpenWrt on 4.14) supports both
>>>>>> hardware offload and generic software offload for routing and NAT.
>>>>>> SFE is not necessary anymore.
>>>>>> 
>>>>> So you've made a backport of
>>>>> https://www.kernel.org/doc/Documentation/networking/nf_flowtable.txt to
>>>>> 4.14 in OpenWRT ?
>>>> Yes. The OpenWrt version is potted to iptables and achieves something 
>>>> similar to SFE. Hence my curiosity.
>>>> Hardware NAT of float is only supported in mt7621 currently. qca8k (Some 
>>>> atheros switches) will be next I believe. We’ll see.
>>> 
>>> "of float" = offload, right?
>>> a bit off-topic for this thread but if hw nat offloading is supported on 
>>> mt7621 whats the requirements for getting it to work?
>> Yes. iPhone autocorrect is worse than Android.
>> Just enable in the Firewall settings in LuCI.
> checkbox for hw offloading shows up for a fraction of a second when page is 
> loaded but then it disappears.
> so i take it luci removes it dynamically or something at page load.
> 
> so all i have is software flow offloading.
Which you need to check to enable hardware. That’s when it shows up.

The modules are all there in a normal installation. Really old config files 
will need them though. There was a commit that made them default for all 
devices considered to be “routers”.
> 
> any specific modules or packages i need to install on my erx-sfp?
> or do i need newer release of openwrt maybe?
> 
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