nanog mailing list archives
Re: Weekly Routing Table Report
From: Joel jaeggli <joelja () bogus com>
Date: Fri, 20 Jul 2012 14:05:43 -0700
On 7/20/12 13:40 , Jared Mauch wrote:
On Jul 20, 2012, at 4:30 PM, Ron Broersma wrote:On Jul 20, 2012, at 1:04 PM, valdis.kletnieks () vt edu wrote:On Sat, 21 Jul 2012 05:10:41 +1000, Routing Analysis Role Account said:BGP routing table entries examined: 418048So, whatever happened to that whole "the internet will catch fire when we get to 280K routing table entries" or whatever it was? :)We added memory where we could, or bought bigger routers. The new (conventional wisdom) limit is 1M routes.I think you mean 512k IPv4 with 256k of IPv6 (taking double space).
if you're still on a platform with 40Mbit cams it's beginning look kinda tight as an internet router. you've probably got less than a year to figure out what to do about this. an f10 ej linecard cam paritioning scheme for example looks something like. CamSize : 40-Meg : Current Settings Profile Name : default Microcode Name : Default L2FIB : 15K entries Learn : 1K entries L2ACL : 5K entries System Flow : 102 entries Qos : 500 entries Frrp : 102 entries L2pt : 266 entries PPVlan : 100 entries IPv4FIB : 512K entries IPv4ACL : 16K entries IPv4Flow : 24K entries Mcast Fib/Acl : 9K entries Pbr : 1K entries Qos : 10K entries System Flow : 4K entries EgL2ACL : 2K entries EgIpv4ACL : 4K entries Mpls : 60K entries IPv6FIB : 12K entries IPv6ACL : 6K entries IPv6Flow : 6K entries Mcast Fib/Acl : 3K entries Pbr : 0K entries Qos : 1K entries System Flow : 2K entries EgIpv6ACL : 1K entries GenEgACL : 0.5K entries IPv4FHOP : 4K entries IPv6FHOP : 4K entries IPv4/IPv6NHOP : 12K entries
Make sure you check your tcam profiles :) - Jared
Current thread:
- Weekly Routing Table Report Routing Analysis Role Account (Jul 06)
- <Possible follow-ups>
- Weekly Routing Table Report Routing Analysis Role Account (Jul 13)
- Weekly Routing Table Report Routing Analysis Role Account (Jul 20)
- Re: Weekly Routing Table Report valdis . kletnieks (Jul 20)
- Re: Weekly Routing Table Report Darius Jahandarie (Jul 20)
- Re: Weekly Routing Table Report Patrick W. Gilmore (Jul 20)
- Re: Weekly Routing Table Report valdis . kletnieks (Jul 20)
- Re: Weekly Routing Table Report Mark Andrews (Jul 20)
- Re: Weekly Routing Table Report valdis . kletnieks (Jul 20)
- Re: Weekly Routing Table Report Ron Broersma (Jul 20)
- Re: Weekly Routing Table Report Jared Mauch (Jul 20)
- Re: Weekly Routing Table Report Joel jaeggli (Jul 20)
- Re: Weekly Routing Table Report Geoff Huston (Jul 25)
- Re: Weekly Routing Table Report Jared Mauch (Jul 26)