Corrigent to Release New Advanced Packet Transport Product Line and Speak at Major Telecommunication Events in March

Corrigent Systems, a leading provider of packet transport
solutions for next generation service provider networks will unveil
its groundbreaking new line of Packet Transport Switches in Europe and
the US, and speak at the following leading telecommunications events
in March.

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Event: 15th Convergence India 2007
Speech: Metro Ethernet for Carrier Transport Networks
Speaker: Mannix O'Connor
Where: Pragati Maidan, New Delhi, India
When: March 20-22, 2007
Exhibition Booth #: C-118 Hall 11
URL: http://www.convergenceindia.org/
As part of the Metro Ethernet Forums seminars at Convergence India
Corrigent will address a number of carrier Ethernet topics in
conjunction with other members of the MEF including local service
provider VSNL.

Event: CeBIT
Where: Exhibition Center, Hanover, Germany
When: March 14 - 22, 2007
Booth #: Hall 12 Stand C15
URL: http://www.cebit.de/homepage_e
CeBIT is the world's largest trade fair showcasing digital IT and
telecommunications solutions for home and work environments. The key
target groups are users from industry, the wholesale/retail sector,
skilled trades, banks, the services sector, researchers and
government agencies. CeBIT offers an international platform for
presenting industry trends in networking and technology.

Event: C5 World Forum
Press Conference: 10:00 - 10:30 March 27
Where: Milan Convention Center, Milan, Italy
When: March 27-28, 2007
Exhibition Booth #: 4018
URL: http://www.iec.org/events/2007/c5/
Corrigent Systems will uncover its new Packet Transport Switch (PTS)
product line at the C5 World Forum in Milan, Italy on March 27 - 28.
Corrigent's new PTS gives service providers unprecedented
scalability, availability, bandwidth and service awareness in the
worlds premier packet-based transport platform. This groundbreaking
combination of technologies profitably supports Ethernet and circuit
services on a single metro platform.

Event: OFC/NFOEC 2007
Where: Anaheim Convention Center, Anaheim, CA, USA
When: March 25-29, 2007
Exhibition Booth #: 2002
Corrigent Systems will uncover its new Packet Transport Switch (PTS)
product line at OFC/NFOEC in Anaheim, California on March 27 - 29.
Corrigent's new PTS gives service providers unprecedented
scalability, availability, bandwidth and service awareness in the
worlds premier packet-based transport platform. This groundbreaking
combination of technologies profitably supports Ethernet and circuit
services on a single metro platform.

NFOEC Presentation: OAM in Packet Transport Networks
Speaker: Leon Bruckman
Topic: Leon Bruckman, CTO of Corrigent will present on Tuesday at
5:30pm (NTuD4) a paper written by Bert Basch of Verizon Labs and Mr.
Bruckman, "OAM in Packet Transport Networks".

NFOEC Presentation: Demonstration of Ethernet OAM Functionality for
Management of Layer 2 Switches Connected to the Resilient Packet Ring
Equipment in the Metro Area Network
Speaker: Munefumi Tsurasawa, KDDI R&D Labs
Topic: KDDI Labs in conjunction with Corrigent Systems will
demonstrate standard based Ethernet operation administration and
maintenance (OAM) functions of the Ethernet OAM frame in an Ethernet
network based on the resilient packet ring (RPR) architecture. The
paper was written by Mr. Tsurusawa, Zvika Menahemi, VP of research
and development at Corrigent and Leon Bruckman, CTO at Corrigent.
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About Corrigent

Corrigent Systems is a market leader in next generation metro
transport systems. The Packet Transport Switch (PTS) product line has
been designed to enable profitable delivery of voice, video and data
services over a converged packet transport infrastructure. Corrigent
Systems focuses in metro transport technology that maximizes revenue
and profit for service providers. Used by carriers worldwide, the PTS
product line integrates Ethernet, MPLS and RPR technologies to provide
an efficient universal transport solution, eliminating the need for
multiple transport network elements. Corrigent's packet transport
solution allows carriers to evolve their SONET/SDH-based transport
networks towards a packet-aware transport network, optimized for
today's service requirements. Orckit Communications (NASDAQ:ORCT) is
the parent company of Corrigent Systems. For more information:
http://www.corrigent.com.

Corrigent Systems and CM-100 are registered trademarks of
Corrigent Systems, Inc. All other Brands and products referenced
herein are the trademarks or registered trademarks of their respective
holders. Certain matters discussed in this release are forward-looking
statements that involve risks and uncertainties. Readers are cautioned
that forward-looking statements may differ significantly from actual
future events or results. Corrigent assumes no obligation to update
the information in this release.