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:[email protected]] Sent: Tuesday, August 28, 2012 1:38 PM To: [email protected] 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.

