Optical network simulator

Tue Aug 28 19:03:39 UTC 2012

Free or costly? There is Opnet on the costly side, unless the old free academic version will do this.

-----Original Message-----
From: Walter Keen [mailto:walter.keen at rainierconnect.net] 
Sent: Tuesday, August 28, 2012 1:38 PM
To: nanog at nanog.org
Subject: Optical network simulator

Does anyone happen to know of an optical network simulator? 

I'm trying to examine the behaviour of a 3-8 node sonet ADM ring using 2-fiber UPSR when one interface has intermittent severely errored seconds. 