Corrigent Systems' Packet Transport Switch to be Featured at T-Systems Media&Broadcast Booth at ANGA Cable Show in Germany

Corrigent Systems, a leading provider of packet transport
solutions for next generation service provider networks, will
participate in an integrated triple-play offering demonstrated by
T-Systems Media&Broadcast, a division of the Deutsche Telekom Group,
at the ANGA Cable 2007 show in Cologne, Germany.

The live demonstration will highlight the ability of Corrigent's
Packet Transport Switch (PTS) to handle video, data and voice services
over T-Systems' wide area networks. The Corrigent PTS network
demonstration at the T-Systems booth will use 10Gbps Resilient Packet
Ring technology to efficiently and reliably carry IPTV traffic from
the headend to the cable distribution network.

Corrigent's Packet Transport Switch product line provides an
optimized offering for building and operating packet transport
networks for cable operators, creating opportunities for operators to
offer more services, increase revenues and improve margins.

For more information on T-Systems' Media&Broadcast unit see
http://www.t-systems-mediabroadcast.com/

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Event: ANGA Cable 2007
Where: Cologne, Germany. Fairgrounds
When: May 22-24, 2007
Exhibition Booth #: Hall 10.2 Booth G16
URL: http://www.angacable.de/html/en/home.html
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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, CM-100 and CM-4000 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.