...zip file containing source code for dozens of tools developed by Mark O'Brien and Mark Collier, authors of Hacking Exposed: VoIP (ISBN: 0072263644). Or download and burn a LiveCD of a general-purpose penetration test toolkit like BackTrack3...
http://itmanagement.earthweb.com/netsys/article.php/3781941
...7280 VoIP Security Books David Endler: Hacking ExposedVoIP: Voice Over IP Security Secrets & Solutions (Hacking Exposed) David Endler: Hacking ExposedVoIP: Voice Over IP Security Secrets & Solutions (Hacking...
http://www.blueboxpodcast.com/2006/07/blue_box_34_ipv.html