NEXTEL, SUN MICROSYSTEMS, AND MOTOROLA ANNOUNCE WINNERS OF FIRST-EVER NATIONWIDE
"UNIVERSITY WIRELESS DEVELOPER CONTEST"
Winners Receive More Than $45,000 in Scholarships and Prizes; Second Contest to
Begin in Fall 2003

RESTON, Va. and PLANTATION, Fla. (March 12, 2003) -- Nextel
Communications Inc., (NASDAQ:NXTL) Sun Microsystems, Inc., (NASDAQ:
SUNW) and Motorola, Inc. (NYSE: MOT) today announced that Michael Yuan,
a graduate student from the University of Texas at Austin has won the
University Wireless Developer Contest for his iFeedback application
that runs on Nextel's nationwide wireless packet data network.
iFeedback is a mobile survey tool that allows professors to send
course-related questionnaires for open, real-time communications with
students. Yuan received a $20,000 scholarship, along with other
prizes.

The second and third place winners are Ramswaroop Somani, a senior from
the Georgia Institute of Technology and Ju Long, a business graduate
student from the University of Texas at Austin. Somani's application,
the University Positioning System, provides for real-time tracking of
people and possessions on campus. It is also a location-based reminder
and calendar system that provides directions to and from university
buildings. Long developed SmartPhrases, a mobile spell checker and
dictionary application that also checks usage of words in phrases.
Somani and Long received $10,000 and $5,000 scholarships respectively
for their winning applications.

"We are delighted to have these leading companies recognize talented
students for developing novel applications that can bring tangible
educational benefits to society," said Dean Mary Ann Rankin, College of
Natural Sciences, the University of Texas at Austin.

"The three winning entries showcased the best applications based on the
Java[tm] 2 Platform, Micro Edition (J2ME[tm]) tailored for the
university market and the mobile lifestyle of today's students and
teachers," said Chris Hackett, Nextel's vice president, Education
Markets. "Each of these applications creatively addressed challenges by
providing extremely valuable tools and solutions for students, faculty
and staff, and educational institutions. This type of innovation from
tomorrow's developers inspires us to introduce a second contest later
this year that will help foster the creation of other valuable
applications."

"As the leading provider of mobility solutions for consumers, carriers
and enterprises, Sun is delighted to see university students using Java
technology to create innovative applications to enhance their mobile
learning experience," said Juan Dewar, Sun's senior director of the
Consumer, Mobility and Strategic Solutions Group. "These winning
applications are a testament to Sun's role in creating a whole new
mobile lifestyle, not only for consumers and business users, but also
for students in academia worldwide."

"Java Technology provides developers with the power to create
innovative applications that answer the real needs of mobile phone
users," says Peter Aloumanis, vice president and general manager, U.S.
Markets Division, Motorola's iDEN Subscriber Group. "As a leader in the
J2ME industry, Motorola, is proud to be a sponsor of the of the
University Wireless Developer Contest. We believe it is an ideal
platform for the developers of tomorrow to showcase new and cutting
edge ideas for creating real-life tools that have the potential to be
utilized by universities nationwide."

Judged on the relevance of their applications for the university
market, sophistication of the application and the business model,
representatives from Nextel, Sun and Motorola selected the first,
second and third place winners. The contest was held from September 3
through November 1, 2002 and was Nextel's, Sun's and Motorola's
first-ever nationwide "University Wireless Developer Contest."

Nextel, Sun and Motorola plan to launch a Fall 2003 University Wireless
Developer Contest for students at colleges and universities throughout
the U.S. The next contest will build on the success of the 2003
University Wireless Developer Contest for students and faculty who
develop the best J2ME applications on Nextel Java technology-enabled
handsets tailored specifically to making university life easier.
Contest information for the 2003 University Wireless Developer Contest
will be available at http://developer.nextel.com.

As the first nationwide wireless carrier in North America to launch
Java-enabled wireless data services, Nextel now has more than 2 million
Java technology-enabled handsets in use in the U.S. Java technology
enables developers to write advanced applications that take advantage
of the rich user interface of Motorola handsets, persistent memory and
ability to run select J2ME applications whether inside or outside of
network coverage. Java technology-enabled handsets and network-aware
capabilities are good examples of a Nextel wireless business solution
that simplifies how companies manage their mobile applications over the
reliable and secure Nextel nationwide network. Java technology adds
another desirable feature to Nextel's unique four-in-one services,
including Direct Connect -- the incredibly powerful long-range
walkie-talkie feature, digital cellular, text and numeric messaging and
Nextel Wireless Web Internet access. By building applications with
practical business uses, the contestants demonstrate the power of 
Java technology on mobile phones and reinforce Nextel's lead in 
wireless Java technology.


About Nextel Communications

Nextel Communications, a Fortune 300 company based in Reston, Va., is a
leading provider of fully-integrated wireless voice and data
communications services including Nextel Direct Connect(R)--the
long-range digital walkie-talkie feature; high quality digital cellular
services; Nextel Online(R) wireless data content and business
solutions; and two-way messaging services. Nextel and Nextel Partners,
Inc. have built the largest guaranteed all-digital wireless network
covering 197 of the top 200 U.S. markets. Nextel's wireless voice and
packet data communications services are available today in areas of the
U.S. where approximately 240 million people live or work.

About Motorola and iDEN

Motorola, Inc. (NYSE: MOT) is a global leader in providing integrated
communications and embedded electronic solutions. Sales in 2001 were
$30 billion. For more information, visit http://www.motorola.com.

iDEN handsets combine the capabilities of a digital wireless phone with
"always on" Internet access, text pager, and two-way radio to enable
users to instantly communicate with one or hundreds of individuals at
the push of a button. For further information on iDEN handsets, visit
www.motorola.com/iden.