[182597] in North American Network Operators' Group
Re: FIB Sizing
daemon@ATHENA.MIT.EDU (Nikolay Shopik)
Sat Jul 25 07:59:59 2015
X-Original-To: nanog@nanog.org
From: Nikolay Shopik <shopik@inblock.ru>
In-Reply-To: <CAPkb-7DmZbr4M=yhc14pYdrtZYeBFpX98iqqMht9DTCShP5Y=w@mail.gmail.com>
Date: Sat, 25 Jul 2015 14:59:50 +0300
To: Baldur Norddahl <baldur.norddahl@gmail.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
When de aggregation hit IPv6, with lot of /48
> On 25 =C9=C0=CC=D1 2015 =C7., at 14:28, Baldur Norddahl <baldur.norddahl@g=
mail.com> wrote:
>=20
>> On 22 July 2015 at 06:51, William Herrin <bill@herrin.us> wrote:
>>=20
>> The IPv4 BGP table has been growing by 10% to 15% per year since CIDR.
>> It appears to be a compounding curve, not linear.
>>=20
>> IPv4 exhaustion is a new factor which may or may not impact the next
>> 24 months' projection. There are arguments favoring a slower rate (no
>> more free pool). There are arguments favoring a faster rate
>> (fragmentation from address sales). No one has a crystal ball good
>> enough to know for sure -- the situation is literally unprecedented.
>=20
> When will router vendors learn to do even simple aggregation before loadin=
g
> routes into FIB? It appears that most hardware will have plenty of FIB
> space if this was done. Also that aggregated routes are increasing at a
> slower pace.
>=20
> Regards,
>=20
> Baldur
