IPv6 issues...

Bjørn Mork bjorn at mork.no
Tue Nov 4 23:04:19 PST 2014

Markus Gothe <nietzsche at lysator.liu.se> writes:

> Backported with help of the Oleg's firmware folks the cdc mbim driver to an even older kernel (late-2.6).
> It works perfectly for ipv4-only devices. Dual stacked (IPv6 is turned off in the kernel) devices gets the NDP offset wrong.
> Anyone recognise this weird behaviour?

No, cannot say I've seen that.

> Ive set the buffers via /proc to a maximum already.
> The BPF cannot catch the packets so I guess it is on an even lower level in the rxpath.

A capture of some sort at the USB level would be useful. 


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