[46704] in North American Network Operators' Group

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

Re: packet reordering at exchange points

daemon@ATHENA.MIT.EDU (Jake Khuon)
Mon Apr 8 18:13:00 2002

Message-Id: <200204082212.g38MC4Pn004811@wooj.com>
From: "Jake Khuon" <khuon@NEEBU.Net>
To: nanog@merit.edu
In-reply-to: Paul Vixie's message of Mon, 08 Apr 2002 14:18:52 -0700.
	     <20020408211852.41B0628E19@as.vix.com> 
Reply-To: khuon@NEEBU.Net (Jake Khuon)
Date: Mon, 08 Apr 2002 15:12:04 -0700
Errors-To: owner-nanog-outgoing@merit.edu


### On Mon, 08 Apr 2002 14:18:52 -0700, Paul Vixie <paul@vix.com> casually
### decided to expound upon nanog@merit.edu the following thoughts about
### "packet reordering at exchange points":

PV> > packet reordering at MAE East was extremely common a few years ago. Does
PV> > anyone have information whether this is still happening?
PV> 
PV> more to the point, does anybody still care about packet reordering at
PV> exchange points?  we (paix) go through significant effort to prevent it,
PV> and interswitch trunking with round robin would be a lot easier.  are
PV> we chasing an urban legend here, or would reordering still cause pain?

I'd imagine that anyone passing realtime streams, Mbone or VOIP (anyone out
there routing their VOIP traffic across an IXP?) would start having issues
with the resulting jitter.


--
/*===================[ Jake Khuon <khuon@NEEBU.Net> ]======================+
 | Packet Plumber, Network Engineers     /| / [~ [~ |) | | --------------- |
 | for Effective Bandwidth Utilisation  / |/  [_ [_ |) |_| N E T W O R K S |
 +=========================================================================*/

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