PLANO, Texas, February 20 /PRNewswire/ --

- Integration of ViewCast's Industry-Leading Niagara(R) with Polycom 
Collaboration Platform Enables Video Streaming Capabilities to Customers 
Worldwide.

ViewCast Corporation (OTC Bulletin Board: VCST), a leader in the Internet
streaming industry for products that capture, encode and stream live and
on-demand digital media content over the Internet and mobile networks, has
signed an agreement to join the Polycom ARENA partner program. Polycom, a
leader in unified collaboration communications, initiated the ARENA program
to allow software application providers, hardware device manufacturers, and
conferencing solution providers to integrate their products with Polycom's
industry leading unified collaboration platform to create new applications.

ViewCast has integrated Niagara(R) Pro rack-mount streaming encoder
systems and the Niagara GoStream(R) portable systems with the Polycom unified
collaboration platform to enable advanced streaming capabilities. This
integration provides concurrent streaming and archiving in multiple formats
such as Windows Media, Flash, Mpeg-4/H.264 or Real Media and provides user
controls for branding, resolution customization, and simultaneous multiple
sessions on a single ViewCast encoder. ViewCast Niagara systems are
ARENA-certified to work with Polycom HDX and VSX(R) video conferencing
endpoints resulting in a flexible enterprise streaming capability.

"Customers in the enterprise, government and educational markets
worldwide are investing in solutions that improve productivity, accelerate
decision making and lower costs, and through our involvement in the Polycom
ARENA program, we are delivering integrated solutions that address these
customer needs," said Gary Klembara, ViewCast senior vice president of sales.
"The ARENA partnership with Polycom augments our ability to serve new and
existing enterprise customers and substantially extends our marketing reach
and sales potential through the Polycom global distribution network.
Resellers, integrators, and consultants now have enhanced capabilities to
offer their customers."

"Polycom and its ARENA ecosystem partners, such as ViewCast Niagara
streaming systems, are focused on proliferating new collaborative
communications solutions that will benefit organizations worldwide.
ViewCast's solution addresses streaming of audio/visual content for internal
and external communications in a wide variety businesses," said Mark Roberts,
vice president, Polycom ARENA program. "We are pleased to welcome ViewCast
into the Polycom ARENA program and look forward to working with them to
deliver this important solution to customers."

As part of the agreement, ViewCast will leverage the Polycom platform,
brand, and channels to bring this solution to market. Polycom ARENA ecosystem
partners can develop, test and certify interoperability between their
solutions and the Polycom platform of voice, video and content collaborative
solutions. In addition to platform API's provided to developers, the Polycom
ARENA offers a number of marketing and sales tools for business development
managers as well as marketing and sales professionals via an online portal.
These tools help partners speed time-to-market for their innovative unified
collaborative solutions as well as broaden the reach to customers worldwide.

Availability

The ViewCast Niagara streaming solution is available through resellers
and distributors worldwide. For more information about streaming or how to
integrate digital media streaming solutions with Polycom unified
collaboration platform, visit Polycom ARENA partner solution showcase at
http://www.polycom.com/ARENA or contact ViewCast at +1-800-540-4119 or by
sending your email request to polycom@viewcast.com to receive your Streaming
Media Solutions Guide for ViewCast's ARENA partner solution.

About ViewCast Corporation

ViewCast, a pioneer in the Internet streaming industry, develops and
markets streaming media hardware and software for processing and managing
live and on-demand audiovisual content for delivery over Internet, corporate
or mobile networks. ViewCast's award-winning products are utilized worldwide
by broadcasters, businesses, governments and many other organizations.
ViewCast is a leader in video capture cards through its legendary Osprey(R)
product line. ViewCast's user-friendly encoding and streaming platforms,
Niagara(R) streaming systems, incorporates Osprey reliability and performance
with our Niagara SCX(R) control and management software and Niagara SCX SDK
development software. Niagara streaming media encoders feature the portable
Niagara GoStream(R) and the professional's choice Niagara Pro. ViewCast works
with strategic providers of networks, equipment, software, and services for
Internet and mobile applications to further advance this growing technology.
For more information, visit http://www.viewcast.com

ViewCast, Osprey, Niagara, Niagara SCX, GoStream, SimulStream and
EZStream are trademarks or registered trademarks of ViewCast Corporation or
its subsidiaries. All other trademarks appearing herein are the property of
their respective owners.

About Polycom ARENA

Polycom ARENA is an ecosystem program designed to expand new applications
for Polycom's collaboration technology and accelerate the delivery of new
solutions for customers in a variety of industries by enabling software
applications providers, hardware device manufacturers, and conferencing
solution providers to integrate their products with Polycom's industry
leading unified collaboration platform. Polycom ARENA ecosystem partners can
develop, test and certify interoperability between their solutions and the
Polycom platform of voice, video and content collaborative solutions.
Customers benefit from the industry expertise of Polycom ARENA ecosystem
partners who are building standards-based solutions that fully interoperate
with the Polycom unified collaboration platform and installed base of video
conferencing systems. Additional information is available at
http://www.polycom.com/ARENA

Polycom, the Polycom logo and VSX are registered trademarks of Polycom in
the U.S. and various countries. All other trademarks are the property of
their respective owners. (C)2008, Polycom, Inc. All rights reserved.

Web site: http://www.viewcast.com