* Patrick McHardy <[email protected]> 2007-12-18 00:51
> Chris Friesen wrote:
> >Patrick McHardy wrote:
> >
> >> From a kernel perspective there are only complete dumps, the
> >>filtering is done by iproute. So the fact that it shows them
> >>when querying specifically implies there is a bug in the
> >>iproute neighbour filter. Does it work if you omit "all"
> >>from the ip neigh show command?
> >
> >Omitting "all" gives identical results. It is still missing entries
> >when compared with the output of "arp".
>
>
> In that case the easiest way to debug this is probably if you
> add some debugging to ip/ipneigh.c:print_neigh() since I'm
> unable to reproduce this problem. A printf for all the filter
> conditions (=> return 0) at the top should do.
Alternatively, you can download libnl and run
NLCB=debug src/nl-neigh-dump brief
and check if the netlink message is sent by the kenrel for the
neighbour in question.
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