Ipv6 neighbor limit

[Hiroki Sato]

"Bjoern A. Zeeb" <bzeeb-lists at lists.zabbadoz.net> wrote
  in <3A46B5FE-93E3-40C8-99EA-76F3E03D5B3E at lists.zabbadoz.net>:

bz> On 3 Sep 2020, at 12:48, Hans Petter Selasky wrote:
bz>
bz> > On 2020-09-03 14:34, Cristian Cardoso wrote:
bz> >> Hi
bz> >> Would anyone know if there is any limit in the FreeBSD kernel for IPv6
bz> >> neighbors? I checked the ndp documentation and found nothing, looking
bz> >> at the return of the sysctl command I also did not find anything
bz> >> explicit.
bz> >>
bz> >
bz> > Hi,
bz> >
bz> > There is something called:
bz> >
bz> > sys/netinet/in.h:#define	IP_MAX_MEMBERSHIPS	4095
bz> > sys/netinet6/in6.h:#define	IPV6_MAX_MEMBERSHIPS	4095
bz> >
bz> > Is this what you are looking for?
bz>
bz>
bz> Or more along the lines of  https://reviews.freebsd.org/D24035 ?

 This reminds me D22712 (sorry for not responding...).  I agree that
 we should set limits by default to the number of entries in lists for
 neighbors and prefixes.

-- Hiroki
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