Whitepapers on the Visual Communications Industry:

The ISDN to IP Migration for Videoconferencing
The Business Case for Videoconferencing
The Power of Centralized Video Communications Management
Employing IT-Level Security for IP Videoconferencing
IP Videoconferencing Security for the Department of Defense
The Vital Role of Web Conferencing in SME

Documentation:

Video Communications: Building Blocks for a Simpler Deployment
Deploying Secure Enterprise Wide IP Videoconferencing Across Virtual Private Networks

For Downloads, Documentation, and Knowledge Base please choose a Polycom product group:

Polycom Audio Products
Polycom Video Products
Polycom Network and EndPoint Management Products
Polycom Bridging & Collaboration Products

Documentation:

TANDBERG Security Encryption

For TANDBERG's latest (or older) Software as well as Software Release Notes, please choose one of TANDBERG's product categories:

TANDBERG Endpoints
TANDBERG Border Controller
TANDBERG Gatekeeper
TANDBERG Gateway
TANDBERG 3G Gateway
TANDBERG MCU
TANDBERG MPS
TANDBERG Content Server
TANDBERG Instant Messenger (TIM)
TANDBERG Management System (TMS)