[6606] in North American Network Operators' Group

home help back first fref pref prev next nref lref last post

Re: NAP/ISP Saturation WAS: Re: Exchanges that matter...

daemon@ATHENA.MIT.EDU (dave o'leary)
Sun Dec 22 19:39:21 1996

In-Reply-To: <Pine.BSI.3.91.961219152151.18639F-100000@sparks.net>
Date: Thu, 19 Dec 1996 16:06:54 -0500
To: David Miller <david@sparks.net>
From: "dave o'leary" <doleary@cisco.com>
Cc: Chris Caputo <ccaputo@alt.net>, nanog@merit.edu

At 3:25 PM -0500 12/19/96, David Miller wrote:
>Would someone please tell me just why icmp echos are "cpu intensive"?
>
>Yes, I know they're in software.  So what? A PC can respond to an
>ethernet loaded with them with a trivial percentage of it's CPU cycles.

a loaded ethernet is not the problem, a dozen OC3's worth of traffic is
the challenge.

Please let us not digress the NANOG list into "router design 101"
again.

thanks,
					dave



home help back first fref pref prev next nref lref last post