Date: Fri, 04 Sep 2020 07:15:29 +0900 (JST) From: Hiroki Sato <hrs@FreeBSD.org> To: bzeeb-lists@lists.zabbadoz.net Cc: hps@selasky.org, cristian.cardoso11@gmail.com, freebsd-net@freebsd.org Subject: Re: Ipv6 neighbor limit Message-ID: <20200904.071529.1886592949710166724.hrs@FreeBSD.org> In-Reply-To: <3A46B5FE-93E3-40C8-99EA-76F3E03D5B3E@lists.zabbadoz.net> References: <CAKeEC-Lz9ahORe00-JmLuT50J=Vz8bQmAz-D%2B5kZsOx5WAJdiQ@mail.gmail.com> <592b041e-0243-8148-3ac6-ca8da4ca5e84@selasky.org> <3A46B5FE-93E3-40C8-99EA-76F3E03D5B3E@lists.zabbadoz.net>
next in thread | previous in thread | raw e-mail | index | archive | help
----Security_Multipart(Fri_Sep__4_07_15_29_2020_026)-- Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> wrote in <3A46B5FE-93E3-40C8-99EA-76F3E03D5B3E@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 ----Security_Multipart(Fri_Sep__4_07_15_29_2020_026)-- Content-Type: application/pgp-signature Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- iMkEABMKAC4WIQRsDSNTJ8+Ax5Ae/dLbsH3Gbx9zfwUCX1FrARAcaHJzQGZyZWVi c2Qub3JnAAoJENuwfcZvH3N/R8MCCQGJU1l5+8f2H0kHSVXw3Rf1/gxVRnhdEuhQ s2rbyNtIiwJ58OjnkjhHcngwe/SvNkILj0jI9EBP1driM/DpbyCx0QIHSQTzX4Ql QfxXDaucTliINiMSydYtnYZzCMVZR0Gda104rpc8g0yxgcTNWdWdvP2nGvr7oiRx kt1d9q/DDB7WBhQ= =mJIq -----END PGP SIGNATURE----- ----Security_Multipart(Fri_Sep__4_07_15_29_2020_026)----
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20200904.071529.1886592949710166724.hrs>