Zhone Technologies, Inc. (NASDAQ:ZHNE), a global pioneer in FTTx network access solutions, announced today that Mark Twain Telephone Company (Mark Twain) is deploying Zhone's industry-leading MXK™ intelligent terabit access concentrator to enable Digital Subscriber Line (xDSL) connectivity to its 5,000 access lines in northern Missouri. “As part of our upgrade and rebuild of two telephone exchanges earlier this year, we’ve been continually impressed with the functionality and stability of Zhone’s MXK platform,” said Bill Rohde, general manager of Mark Twain. “Alongside upgrading to a 10 gig transport network, we are also deploying new access technology to provide high-bandwidth connectivity to our subscribers and position the network for fiber expansion in the future, in a cost-effective manner. After our lengthy internal testing, we were convinced of Zhone’s ability to provide us the most robust and carrier-class platform for our needs. We have been highly impressed with Zhone’s product offerings and their overall commitment to making our deployment successful as we upgrade service to our 5,000 access customers.” Increased bandwidth demands are now remotely managed by the MXK platform, giving Mark Twain residential customers the high bandwidth connectivity needed for a multitude of next-generation services. The MXK's ability to support high-speed xDSL connectivity enables Mark Twain to design its network for maximum flexibility and efficiency. The MXK delivers fundamental advances in access networking, while meeting Mark Twain’s baseline carrier-class requirements for multi-service offerings and provides the migration to future fiber connectivity when needed. “Zhone’s solutions ensure unmatched performance, network control, efficiency, scalability and flexibility for our customers and their subscribers’ bandwidth demands,” noted Brian Caskey, chief marketing officer, Zhone. “The partnership with Mark Twain illustrates the increasingly impressive and customizable high-density broadband capabilities of the MXK – and the reason why Zhone continues to be a top choice for service providers in the US and globally. Utilizing our deep industry experience, we ensure that Mark Twain is ready for cost-effective fiber expansion in the future.” To date, Zhone has deployed more than 2,600 of its fully redundant, carrier-grade all-IP MXK platforms with more than 150 service providers in more than 40 countries globally. Zhone's MXK platform is a fully redundant, carrier-grade all-IP platform and the industry’s first terabit access concentrator. Featuring industry-leading density, scalability and switching capacity, the MXK provides non-blocking capacity of up to 3,600 100 Mbps GPON subscribers or 360 1G Active Ethernet subscribers.