[127776] in North American Network Operators' Group
Re: Vyatta as a BRAS
daemon@ATHENA.MIT.EDU (Dobbins, Roland)
Tue Jul 13 22:50:23 2010
From: "Dobbins, Roland" <rdobbins@arbor.net>
To: NANOG list <nanog@nanog.org>
Date: Wed, 14 Jul 2010 02:50:13 +0000
In-Reply-To: <20100714023129.GC2527@dan.olp.net>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Jul 14, 2010, at 9:31 AM, Dan White wrote:
> has the appearance of you struggling to hold on to an idea that may have =
been more true in the past,
It's true today, and I'm not 'struggling to hold' onto anything. Take any =
software-based router from Cisco or Juniper or whomever (if Juniper still m=
ake software-based routers, I don't know if they do or not), packet it unti=
l it falls over, then repeat the process with a properly-configured hardwar=
e-based router from the same manufacturer - you can demonstrate the validit=
y of the proposition for yourself, as the hardware-based router can handle =
considerably more traffic, whereas the software-based router will pitch ove=
r as a result of a surprisingly small amount of traffic.
> and less true today, as is evident based on the input from other list par=
ticipants.
Input based upon experience which is seemingly heavily weighted towards the=
lower end, rather than the higher end, of network speeds and routing platf=
orms - and which doesn't seem to encompass much examination of the ability =
of said lower-end devices to maintain availability in the face of direct at=
tack.
It can be quite interesting to take a packet-generator to a software-based =
router and see just how easy it is to make it fall over, and then repeat th=
e experience with a hardware-based router, and consider the implications th=
ereof, even at relatively low bandwidth/throughput.
-----------------------------------------------------------------------
Roland Dobbins <rdobbins@arbor.net> // <http://www.arbornetworks.com>
Injustice is relatively easy to bear; what stings is justice.
-- H.L. Mencken
