Interphase Announces Availability of iSPAN 3676 AdvancedMC ATM OC-3/STM-1 Intelligent Communications Controller.

ATM Network Interface Card Provides Seamless Migration Path for Customers in the Industry Transition to AdvancedTCA and MicroTCA Platforms

PLANO, Texas -- Interphase Corporation (Nasdaq:INPH), a leading international supplier of next-generation networking technologies, today announced the availability of the iSPAN[TM] 3676 AdvancedMC OC-3/STM-1 Communications Controller. The new AdvancedMC offers ATM OC-3/STM-1 connectivity for high availability, high bandwidth access applications, including Serving GPRS Service Nodes (SGSN), media servers, video conferencing applications, ATM signaling monitors, and other applications that require the Quality of Service (QoS) guarantees provided by ATM.

Designed for use in AdvancedTCA and MicroTCA platforms, the iSPAN 3676 features dual OC-3/STM-1 interfaces via multimode or single mode SFP optics for operation in a dual active or 1+1 with automatic protection switching (APS) in hardware. The Automatic Protection Switching (APS) feature is hardware supported, enabling maximum uptime reliability and network resiliency with software notification and PHY modification support. The iSPAN 3676 provides PCI-Express connectivity to the host.

The iSPAN 3676 comes available with the iSAR Application Programming Interface (API) to provide a seamless, consistent interface between the 3676 and supported operating systems and eases application development. The iSAR API is supported for Linux and Solaris environments and supports up to 32K simultaneous full duplex virtual connections. The iSAR API is backwards compatible with current Interphase iSPAN 4576 and iSPAN 5576 products.

"Interphase continues to deliver upon its promise of providing a smooth transition for our customers as network and platform architectures evolve to meet the needs of high speed broadband connectivity," said Prasad Kallur, vice president of strategic marketing at Interphase Corporation. "The iSPAN 3676 is a natural addition to the Interphase AdvancedMC and AdvancedTCA portfolio and provides a cost effective high performance ATM connectivity building block for bridging diverse networks and enabling the delivery of demanding next generation telecom applications."

The iSPAN 3676, along with other Interphase AdvancedTCA, AdvancedMC and PMC products, will be featured at the 2007 3GSM World Congress in the Interphase booth (#1E67 Hall 1) and the Interphase hospitality suite (Hall 4 Level 8 suite 4.8HS57). The 2007 3GSM World Congress will be in Barcelona, Spain, February 12-15, 2007. Please contact Interphase for pricing of the iSPAN 3676, and availability of other products.

About Interphase Corporation

Interphase Corporation (Nasdaq:INPH) is a leading provider of robust building blocks, highly integrated subsystems and innovative gateway appliances for the converged communications network. Building on a 30-year history of providing advanced I/O solutions for telecom and enterprise applications, and addressing the need for high speed connectivity, Interphase has established a key leadership role in delivering next generation AdvancedTCA([R]) (ATCA) and AdvancedMC[TM] (AMC) solutions to the marketplace. Headquartered in Plano, Texas with sales offices across the globe, Interphase clients include Alcatel-Lucent, Ericsson, Fujitsu Ltd., Hewlett Packard, Motorola Inc., Nokia Networks, Nortel Networks Ltd. and Samsung. Interphase is a contributor member of the Scope Alliance and the Communications Platform Trade Association (CP-TA). Additional information about Interphase and its products is available on the company's Web site at www.interphase.com.

Interphase is an Affiliate member of the Intel([R]) Communications Alliance. The Intel Communications Alliance is a member-based program comprised of communications and embedded developers and solution providers. Members are committed to providing a strategic supply of standards-based solutions to the communications and embedded market segments. For more information, please visit: www.intel.com/go/ica.

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