nanog mailing list archives
RE: Route table growth and hardware limits...talk to the filter
From: Jon Lewis <jlewis () lewis org>
Date: Fri, 21 Sep 2007 07:52:28 -0400 (EDT)
On Fri, 21 Sep 2007, Lincoln Dale wrote:
No, but someone previously posted that with later software versions, when TCAM runs out, packets for those routes that fit in TCAM are hardware switched, and only traffic for the remaining routes that didn't fit are software switched.that would have been me. and the comments on the logic still stand (as correct) provided you are running the appropriately non-ancient release of code.
Do you know in what version this behavior was changed? At the very least, people are going to want to upgrade IOS, as it'll likely mean the difference between slightly increased MSFC CPU and a switch that can't cope.
---------------------------------------------------------------------- Jon Lewis | I route Senior Network Engineer | therefore you are Atlantic Net | _________ http://www.lewis.org/~jlewis/pgp for PGP public key_________
Current thread:
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- RE: Yahoo! Mail/Sys Admin Jason J. W. Williams (Sep 24)
- Re: Yahoo! Mail/Sys Admin Al Iverson (Sep 24)
- RE: Route table growth and hardware limits...talk to the filter Jon Lewis (Sep 23)
- pointing default (was Re: Route table growth and hardware limits...talk to the filter) Randy Bush (Sep 23)
- Re: Route table growth and hardware limits...talk to the filter John A. Kilpatrick (Sep 21)
- RE: Route table growth and hardware limits...talk to the filter James Jun (Sep 22)
- Re: Route table growth and hardware limits...talk to the filter micky coughes (Sep 22)
- RE: Route table growth and hardware limits...talk to the filter James Jun (Sep 22)
- RE: Route table growth and hardware limits...talk to the filter John A. Kilpatrick (Sep 25)
- RE: Route table growth and hardware limits...talk to the filter Lincoln Dale (Sep 21)
- RE: Route table growth and hardware limits...talk to the filter Jon Lewis (Sep 21)
- Re: Route table growth and hardware limits...talk to the filter Matt Liotta (Sep 21)
- RE: Route table growth and hardware limits...talk to the filter Lincoln Dale (Sep 21)