ADTRAN

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The Company Strong Stable

– Strong Balance Sheet– Over 20 year history of continuous profitability– Global Presence > 50 Countries

The Products Innovative

– All-in-one space and cost-saving solutions with integrated functionality

Carrier Class Reliability – Multi-service platforms leverage new service

deployments

The Support Exceptional, Customer Oriented

– “Above and Beyond” core company value– Employees empowered to “problem solve

Why ADTRAN?

3® Adtran, Inc. 2010 All rights reserved

Who is ADTRAN?

Leading provider of innovative networking and communications equipment

– ADTRAN solutions enable converged voice, data, video, and Internet services

– Broad customer base with solutions widely deployed by carriers and businesses of all sizes, worldwide

ADTRAN Headquarters, Huntsville, AL

Smart, reliable solutions for today’s communications networks– 25 years of experience building innovative solutions supporting next generation

technologies– Continued market leadership in key technologies from integrated access, DSL, and

VoIP to routing

Dependable solutions for business and residential connectivity– Entrepreneurial engineering capabilities– Demonstrated financial competence

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Industry Acknowledgement

Forbes “Top 200 Best Small Companies”

Fortune “40 Stocks to Retire On”

Featured in “The Breakthrough Company”

National Media Participation– Cover story for NGN Magazine

– Wall Street Journal

– Fortune

– Business Week

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1986

1986FOUNDEDwith D4 card opportunity for large installed base

1987Signed first customer contract with a Regional Bell Operating Company

1989Had first million dollar month

1992Introduces first HDSL product family

1997Becomes market leader in DSU/CSUs

1995Stock hits $65/share; announced 2 for split; ships HDSL to the global market

1994ADTN becomes publicly traded on NASDAQ, expands with 200,000 sq. ft. addition

ADTRAN History

2004Founder Mark Smith retires; Tom Stanton becomes CEO

2003Ranked by Forbes as one of the “Best Places to do Business”

2007Top 8 US wireline carriers select TA5000. Market Leadership in BB, MBH and CE

2000Becomes market leader in HDSL, ISDN, DDS, TDM IADs, CSU /DSU; East Tower built

1999Forms Carrier and Enterprise Networks Divisions

2010

2008ADTN named one of the “200 Best Small Companies” by Forbes

2010Record Revenue in all growth product areas, contributing over 50% of revenue

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Carrier Networks Division

Improve service provider access infrastructure

Increase services for business & residential customers

– Broadband

– Optical access

– Carrier Ethernet

– IPTV

– VoIP

– Mobile Backhaul

Central Office

Business & Residential Customers

Provider’s Access Infrastructure

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Value-based communication solutions for SME

Converged Access Solutions

– IPBG, IADs, Routers, GPON

Unified Business Solutions

– Unified Communications, appliance PBX,

Phones, Switches, WAPs

ADTRAN solutions enable:– IP Telephony/VoIP

– Unified Communications

– Branch Office Connectivity

– LAN Switching

– Internet Access

– Wireless Access

Increase Services forBusiness Customers

Enterprise Networks Division

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EN Internetworking Product Portfolio

• VoIP-enabled Performance Routers• IP Business Gateways (IPBGs)• Integrated Access Devices (IADs)• Gigabit Passive Optical Networking (GPON)• Network Management

• Unified Communications• Premises-based IP PBX• IP Phones• LAN Switches• Wireless Access Points (WAPs)• Network Management

Converged Access Solutions Unified Business Solutions

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Customer priority mentality– “Above and Beyond” core company

value

– Reputation established on premiere support

– Employees empowered to “problem solve”

Above and Beyond Support

Pre- & Post-sales technical support– U.S.-based knowledgeable and dedicated staff

– Engineering focus

Product updates without service contracts Industry renown warranties

– 5-year, 10-year and Lifetime

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Professional Services

ACES – ADTRAN Custom Extended Services A nationwide, comprehensive and flexible installation and

maintenance service program designed to protect the network Install and maintain full line of enterprise solutions

– Quick delivery to market• New or complex technologies

Flexibility – Custom solutions to ‘fill the gap’

Ensures customer satisfaction– Professional deployment – Support down the road

• Priority TAC access• Advanced replacements• On-Site technicians• Move, Add, Change support• Support for future growth

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ADTRAN - The Right ChoiceADTRAN - The Right Choice

Strong, Stable Company Innovative, Carrier Class Products Outstanding Support

12® Adtran, Inc. 2010 All rights reserved