> LAPB itsself should be able to recover from reordering, although it is
> not optimzed for this. It will just discard any received out-of-sequence
> frame. The discarded frames will be retransmitted later (exacly like
> frames which had been discarded due to CRC errors).
LAPB does not expect ever to see re-ordering. Its a point to point wire level
MAC protocol.
> For drivers using the software lapb module implementation, the right fix
> would obviously be to move the lapb processing above the network interface.
Agreed
> However, for drivers which support intelligent controllers (with lapb
> in firmware) this is not an option and the problem will persist.
'Smart hardware is broken' repeat .. ;) - but yes its an issue there. These
cards could bypass netif_rx and call directly to the lapb top end though ?
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