Internet Edge Router replacement - IPv6 route table sizeconsiderations

Frank Bulk frnkblk at iname.com
Wed Mar 9 00:12:43 CST 2011


That's 1M IPv4 routes, IIRC.  Put IPv6 into the mix and that 1M quickly
shrinks.

Frank

-----Original Message-----
From: George Bonser [mailto:gbonser at seven.com] 
Sent: Tuesday, March 08, 2011 6:19 PM
To: Chris Enger; nanog at nanog.org
Subject: RE: Internet Edge Router replacement - IPv6 route table
sizeconsiderations

> From: Chris Enger 
> Sent: Tuesday, March 08, 2011 4:15 PM
> To: 'nanog at nanog.org'
> Subject: Internet Edge Router replacement - IPv6 route table
> sizeconsiderations
> 
> Greetings,
> 
>     I am researching possible replacements for our Internet edge
> routers, and wanted to see what people could recommend for a smaller
> chassis or fixed router that can handle current IPv4 routes and
> transition into IPv6.  Currently we have Brocade NetIron 4802s pulling
> full IPv4 routes plus a default route.  I've looked at Extreme,
> Brocade, Cisco, and a few others.  Most range from 256k - 500k IPv4
and
> 4k - 16k IPv6 routes when CAM space is allocated for both.  The only
> exception I've found so far is the Cisco ASR 1002, which can do 125k
v6
> along with 500k v4 routes at once.  I'm curious if any other vendors
> have comparable products.
> 

The NetIron XMR will get you 1,000,000 routes.







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