Press Release

Data Connection Protocol Software Utilized by Ciena, Huawei and Fujitsu at OIF Demo at SUPERCOMM 2005

Chicago, IL: June 6, 2005. Data Connection Limited (DCL), the world's leading independent provider of communications protocol software, today announced that its protocol solutions are being employed within products participating in the Optical Internetworking Forum (OIF) demo at SUPERCOMM 2005. As a leader in IP routing, MPLS and optical control plane software, Data Connection supports the latest versions of OIF's UNI 2.0 and E-NNI signaling and routing implementations, equipping OEMs with the ability to interoperate with the most advanced features in optical networking.

Customers of Data Connection demonstrating at SUPERCOMM 2005 include Ciena, Fujitsu, and Huawei. They are participating in the OIF Worldwide Interoperability Demonstration, which spans across seven interconnected carrier labs around the world.

Data Connection itself is exhibiting at SUPERCOMM 2005, Booth #60046

"We are extremely pleased to be providing technology and support for the OIF demo," said Phil McConnell, CEO of Data Connection. "The fact that both vendors and carriers are participating proves that the latest implementations from the OIF are well accepted by the industry."

"Ciena continues to work with Data Connection to ensure we are capitalizing on the latest standards-based technologies," said Joe Berthold, vice president of Network Architecture at Ciena. "The quality of work and support we receive from Data Connection allows us to focus on creating revenue generating service opportunities for our customers."

"The OIF demo at Supercomm really is exhibiting leading edge functionality in optical networking," said Jeffrey Ross, senior director of Operations Planning, Fujitsu Network Communications. "Data Connection's product and support has been a great help in allowing Fujitsu to actively participate in this interoperability demonstration."

"Our experience with Data Connection's solutions and support has always been very positive and our cooperative efforts at the OIF demo have met the same expectations," said Li Hongwei, director of Huawei's Optical Software Business Unit.

Data Connection's MPLS and IP Routing products support both OIF and GMPLS architectures. These products can be supplied individually or as an integrated optical control plane for OIF UNI-C, UNI-N and NNI. Founded in 1981, Data Connection has been developing portable routing code for a wide range of technologies for over 20 years.

About Data Connection

Data Connection Limited (DCL) is the leading independent developer and supplier of Unicast and Multicast IP Routing, MPLS, SIP, MGCP/Megaco, SBC, ATM, and SNA portable products, as well as Web Conferencing, Voicemail, Unified Messaging, and Directory applications. The company's MetaSwitch division supplies the industry's leading Class 5 Softswitch, with both integrated (Integrated Softswitch) and distributed architecture options including call agent, feature server, media gateway and signaling gateway functionality. The MetaSwitch Class 5 Softswitch has been widely deployed among incumbent and competitive local exchange carriers, as well as operators of broadband wireless, cable and fiber networks.

Net profits have exceeded 20% of revenue every year since the company was founded in 1981. Customers include BT, Cisco, IBM, Lucent, Microsoft and Verizon. With over 300 employees, Data Connection is headquartered in London, UK with US offices in Alameda, CA, Boxborough, MA, Dallas, TX, and Reston, VA. For more information please see www.dataconnection.com.

OIF's World Interoperability Demonstration 2005

The Optical Internetworking Forum (OIF) is sponsoring the industry's second international joint carrier, multi-vendor optical networking interoperability demonstration. The event, conducted simultaneously in China, Japan, Germany, Italy, France and the United States will highlight network interoperable solutions among the participating vendors employing OIF implementation agreements in a multi-carrier environment. The global interoperability event will include testing of User Network Interface / UNI 2.0 Ethernet over multiple SONET / SDH transport networks interconnected by control plane External Network-Network-Interfaces / E-NNI.

An overview of the event will be on display June 7-9 at SUPERCOMM 2005 in Chicago, OIF Booth #50094. Additional information can be found at http://www.oiforum.com

Data Connection is a trademark of Data Connection Limited and Data Connection Corporation. All other trademarks and registered trademarks are the property of their respective owners.