Hello,
I won't post it in its entirety, but if you have any N-Base equipment,
you might want to check out :
The Telecom Security Group
http://www.ttsg.com/TTSG/
** TTSG VULNERABILITY ADVISORY **
Summary:
Date: July 20, 1998
Subject: N-Base vulnerability
Contact Address: nbase at ttsg.com
Result: Comprimise security of switch, or render
inoperable