Business Editors/High-Tech Writers

AUSTIN, Texas----In a move that gives
network engineers, operations staff, IT managers and executives a
command view of enterprise-wide network and application performance,
NetQoS(R) Inc.
"We are particularly excited about our new product, the Sigma CSC,
already selected by a Tier One MSO for deployment in 2005.

Companies providing technical support for computer equipment from multiple vendors.

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For more information , visit NetQoS' Web site at
http://www.

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The NetQoS Performance
Center is included at no additional cost with SuperAgent and
ReporterAnalyzer. The Sigma Voice Client Services Center Helps Offload Customer Call Center
Activity and Reduce Costs

TORONTO, Feb. Typically, service providers ' large call
centers handle service orders, provisioning and activation as well as service
diagnostics . Subscribers can view their
account and service information; select new service features and feature
bundles, as well as change features and personal parameters.

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About Sigma Systems
Sigma Systems is the leading provider of service management OSS solutions
for delivering next-generation services on cable, wireless and IP broadband
networks.

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"With the
Performance Center, NetQoS is offering enterprises a single management
portal for quicker, easier, and more comprehensive network performance
monitoring and analysis."
The current NetQoS product portfolio includes SuperAgent (R) for
end-to-end performance monitoring, ReporterAnalyzer(TM) for Cisco
IOS(R) NetFlow traffic reporting and analysis, Allocate(TM) for IT
cost accounting, and the recently announced NetVoyant (R) for device
and infrastructure performance management. The CSC is a new customer self-service
portal application initially targeted at cable network operators worldwide
offering VoIP (Voice over Internet Protocol) services.
The Sigma(tm) Service Management Platform automates order management, service
provisioning and activation, resource management, and service authorization,
as well as subscriber self-service and service diagnostics processes.

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, the fastest-growing provider of performance analysis
products and services for Global 2000 networks, has launched the
NetQoS Performance Center."
The NetQoS Performance Center allows users to create customized
views of data tailored to their specific needs.
"The ability to go to one place to view and analyze end-to-end
application performance , application traffic flow, and network device
statistics significantly reduces the time required to resolve network
issues," said John Warren, Internet technology manager for ESCO Corp.com

NetQoS , SuperAgent, and NetVoyant are registered trademarks and
ReporterAnalyzer and Allocate are trademarks of NetQoS Inc. The product's e-portal gives subscribers greater
autonomy to manage their voice services online.

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netqos. Sigma
supports all major communications technologies, including VoIP, PacketCable
telephony, SIP telephony, GR303/V5.2 telephony, high-speed Internet, ISP
services, wireless infrastructures (1x, 2. For
more information, visit http://www.

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The foundation of the award-winning Portfolio is the Sigma
Service Management Platform.5G/3G), advanced digital set-tops.

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With the Performance Center's role-based management views,
IT organizations can be more effective in capacity planning ,
troubleshooting, and service level management. Likewise, different
views can be created that provide information relevant to a specific
department or group such as operations, network engineering , line of
business management, or specific customers.

But call center involvement in day -to-day service upgrades and
routine service modification processes are costly.

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NetQoS Debuts Performance Center Extends Enterprise Reach; Management Portal Integrates NetQoS Reporting and Analysis Products Provides Focal Point for Appli

"The NetQoS Performance Center not only provides this capability , but
it also gives us a quick and convenient way to create custom views for
different groups in our organization. Instead of relying on separate products that
each provide one piece of the puzzle , IT personnel can now obtain a
more complete picture of the network and take a more analytical and
focused approach to addressing application performance issues. For example, the
product enables cable VoIP service providers to rapidly attain competitive
parity with the self-service portal functionality at pure VoIP service
providers, as well as offering innovative features to compete against
incumbent service providers," added Gilmer.

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"Sigma's new self-
service portal provides measurable cost savings , stimulates new revenue, and
provides 'client services control' with greater subscriber autonomy and
flexibility."
The Sigma Voice CSC greatly reduces CSR operational costs for routine
changes and updates to subscriber's service profiles by reducing the volume of
call center activity.
In combination with the Sigma VoIP Service Package, the Sigma Voice CSC
allows providers to test new voice service offerings as a result of the
solution's rapid service definition and ease of deployment . Sigma's clients serve over 40 million subscribers.

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About NetQoS Inc.

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"Too often, vendors charge a heavy price for management consoles
that are light in functionality, while NetQoS has always concentrated
on delivering highly scalable, cost-effective products with rich
capabilities," said Joel Trammell, NetQoS CEO.
"With the Sigma Voice CSC, we continue to innovate and build product
capabilities needed by cable operators to remain competitive," said Preston
Gilmer, Vice-President , Product Marketing, Sigma Systems.

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The Sigma Voice CSC is designed specifically to meet cable operators'
demands for more subscriber-initiated service management functions, managed
directly by subscribers themselves. The net result -
new voice service offerings are more attractive to customers - enhancing the
stickiness of the overall service bundle.

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"
"Simplifying the IT infrastructure and getting more value from
fewer vendors and products is the name of the game today," said George
Hamilton, senior research analyst with Yankee Group. All other
trade names, trademarks, and registered trademarks are the property of
their respective owners.

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NetQoS delivers products and services that optimize the
performance of the world's most demanding enterprise networks.

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Sigma's award-winning software solutions help service providers
deliver voice, data/Internet and video services, anywhere , anytime, while
realizing the maximum revenue from subscribers for the least operational cost. Today , over 15 million subscribers
of next-generation broadband and wireless services are managed by Sigma
solutions world-wide.

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The NetQoS Performance Center is a Web-based management portal
that integrates data from NetQoS' existing products to help
enterprises reduce costs associated with infrastructure upgrades,
understand the impact of change on networks, and expedite problem
resolution. "The Performance Center
delivers the robust functionality of our products via a flexible
management portal for enhanced network monitoring and planning,
without sacrificing detail information, scalability, or performance. For example, a CIO can
check service level agreement compliance for mission-critical
applications with a simple red and green status.
American Express, Barclays, Boeing, ChevronTexaco , Cisco Systems,
Citrix, DuPont, Sara Lee, and Schlumberger are among the corporations
that rely on NetQoS' performance management solutions to ensure
consistent delivery of business critical applications , align
technology expenditures and initiatives with business goals, document
IT service levels , manage user expectations, and enable continuous
improvement.

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The Sigma Voice CSC is
the latest addition to the company's award-winning Sigma Systems Product
Portfolio, a growing suite of service management applications and solutions
for automating delivery of next-generation voice, data/Internet , wireless and
video services. Customer self-
service even allows providers to deploy new services , unprofitable if burdened
by the expense of customer service representative (CSR) involvement in day-to-
day service additions, upgrades and routine modification processes.

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For example, our help desk team
has a view tailored specifically to their needs.
Sigma solutions have been trusted, proven and deployed by tier-1 clients in
North America, Europe and Asia since 1996.

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Sigma Launches New Customer Self-Service Portal Application for Cable Operators Offering VoIP

28 - Sigma Systems today released the Sigma
Voice Client Services Center (CSC).sigma-systems.