Re: [PATCH v3] net: sysctl for RA default route MTU

[Roman Gushchin]

31.03.2015, 23:49, "David Miller" <davem@xxxxxxxxxxxxx>:
> From: Hannes Frederic Sowa <hannes@xxxxxxxxxxxxxxxxxxx>
> Date: Tue, 31 Mar 2015 22:35:48 +0200
>>  Could you quickly comment on what you had in mind? I guess it is about
>>  handling RA in user space on the end hosts and overwriting MTU during
>>  insertion of the routes?
>
> Even after reading your email I have no idea why you can't just have
> RA provide a 1500 byte MTU, everything else uses the device's 9000
> MTU, problem solved?

Because the MTU (provided by RA) is assigned to the device.

Thanks,
Roman
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