Released on = April 16, 2007, 12:25 pm

Press Release Author = Tammie Dodson

Industry =

Press Release Summary = Approval of Flagship Platform Extends Reach into Frontier's
Network

Press Release Body = HUNTSVILLE, Ala. - April 16, 2007 - ADTRAN, Inc., a leading
supplier of next-generation network solutions, today announced that Frontier
Communications, a subsidiary of Citizens Communications Company (NYSE:CZN), has
approved ADTRAN's Total Access 5000 Multi-Service Access and Aggregation Platform
for deployment in its network. This approval extends ADTRAN's reach into Frontier's
network, which already uses ADTRAN's Total Access 3000 and remote DSLAM products.
"ADTRAN is a long-term, strategic partner for Frontier's access networks," said
Michael Golob, vice president of Network Services and Technology, Frontier. "We have
been extremely pleased with ADTRAN's service and commitment. Acceptance of the Total
Access 5000 as an Ethernet DSLAM and broadband DLC will enhance our relationship.
More importantly, it will allow Frontier to continue to provide cost-effective
next-generation services to our customers."
"The independent market is a core business area for ADTRAN," said P. Steven Locke,
vice president of Sales, Service Providers, ADTRAN. "Our focus on independent
customers is unparalleled in the industry, and the Total Access 5000 is another
example of our commitment to this market."
The ADTRAN Total Access 5000 is a carrier class multi-service access and aggregation
platform that bridges the gap between existing and next-generation networks. It
supports both legacy and emerging service interfaces over copper and fiber, easily
scaling to support bandwidth intensive applications. The Total Access 5000 provides
a clear migration path for traditional services such as voice through its flexible
network uplink options, including support for both TDM and VoIP switches. Its
ability to convert traditional voice and legacy data to IP provides carriers with a
platform that seamlessly integrates with IP Multimedia Subsystems (IMS) standards.
About Frontier
Frontier Communications is part of Citizens Communications Company (NYSE: CZN), a
full-service communications provider and one of the largest local exchange telephone
companies in the country. Frontier offers telephone, television and Internet
services, as well as wireless broadband data networks, bundled offerings, ESPN360
streaming video, residential security solutions and specialized bundles for small
businesses and home offices. Additional information about Frontier's products and
services is available at www.frontieronline.com. For more information about Citizens
Communications, visit www.czn.net.
About ADTRAN
ADTRAN, Inc. is a leading global provider of networking and communications
equipment, with a portfolio of more than 1,600 solutions for use in the last mile of
today\'s telecommunications networks. Widely deployed by carriers and enterprises
alike, ADTRAN solutions enable voice, data, video, and Internet communications
across copper, fiber, and wireless network infrastructures. ADTRAN solutions are
currently in use by every major U.S. service provider and many global ones, as well
as by thousands of public, private and governmental organizations worldwide.
For more information, contact the company at 800 9ADTRAN (800 923-8726) or via email
at info@adtran.com. On the Web, visit www.adtran.com.
Contacts:
ADTRAN, Inc.
Tammie Dodson, 256-963-6739
tammie.dodson@adtran.com


Web Site = http://

Contact Details = ADTRAN, Inc.
Tammie Dodson, 256-963-6739
tammie.dodson@adtran.com