Re: FIB Sizing

2015-07-25 Thread Randy Bush
http://route-aggregation.net/

Re: FIB Sizing

2015-07-25 Thread Pablo Lucena
> > > > When will router vendors learn to do even simple aggregation before > loading > > 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. > > Howdy, > > You can get a good reduction w

Re: FIB Sizing

2015-07-25 Thread William Herrin
On Sat, Jul 25, 2015 at 7:28 AM, Baldur Norddahl wrote: > When will router vendors learn to do even simple aggregation before loading > 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. H

Re: FIB Sizing

2015-07-25 Thread Nikolay Shopik
When de aggregation hit IPv6, with lot of /48 > On 25 июля 2015 г., at 14:28, Baldur Norddahl > wrote: > >> On 22 July 2015 at 06:51, William Herrin wrote: >> >> The IPv4 BGP table has been growing by 10% to 15% per year since CIDR. >> It appears to be a compounding curve, not linear. >> >>

Re: FIB Sizing

2015-07-25 Thread Baldur Norddahl
On 22 July 2015 at 06:51, William Herrin wrote: > The IPv4 BGP table has been growing by 10% to 15% per year since CIDR. > It appears to be a compounding curve, not linear. > > IPv4 exhaustion is a new factor which may or may not impact the next > 24 months' projection. There are arguments favori

Re: FIB Sizing

2015-07-21 Thread William Herrin
On Tue, Jul 21, 2015 at 4:57 PM, Graham Johnston wrote: > Does anybody have a working projection, or crystal ball, that can provide a > recommendation on FIB size requirements for the next 24 months? Are we > expecting the IPv4 table to continue to grow at somewhere around 50k routes a > year?

FIB Sizing

2015-07-21 Thread Graham Johnston
Does anybody have a working projection, or crystal ball, that can provide a recommendation on FIB size requirements for the next 24 months? Are we expecting the IPv4 table to continue to grow at somewhere around 50k routes a year? I came up with this from eyeballing the graph at http://www.cid