combined followed

Extreme Networks , Inc.

Traditionally, biathlon is cross country skiing and shooting.

anyone winner

m.com/aboutus/investor/calendar .

NOTE: Extreme Networks is a trademark of Extreme Networks, Inc.

consist participates

mcdata.m.

listservs consist

Local Event Time
Location: San Francisco, CA
Speaker: Gordon Stitt, Chief Executive Officer

The 2006 Deutsche Bank Technology Conference
Date: Monday, March 13, 2006
Time: 3:05 p .m.

determined winner

Duathlon is defined as a multi-sport event that involves a running event, followed by a cycling event, followed by another running event.

consist races

m., Extreme Networks,
Inc.
Extreme Networks is the leader in open converged networks.

skiing triathlon

Following the press release, McDATA will host a
conference call beginning at 6:00 a. SANTA CLARA, Calif. in the
United States and other countries.

defined anyone

mcdata.

races consist

PST
Location: Four Seasons Hotel, San Francisco, CA

About McDATA (www.

Local Event Time
Location: Miami, FL
Speaker: Bill Slakey, Chief Financial Officer

Interested parties can listen to these events on the Internet by visiting:
http://www.extremenetworks .

The winner is determined by the combined overall time of these three events.

races skiing

ET) that will be
audio webcast live on McDATA's website at www.

For sites on the duathlon.

participates followed

Interested parties may listen to the audio
webcasts of these presentations on McDATA's website at www.com

Event: Bear Stearns 16th Annual Technology Conference
Speaker: Ernest Sampias, chief financial officer
Time: Tuesday, June 7, 2005, at 10:00 a.

defined overall

m.m.

participates combined

Although anyone who participates is a winner.

Some events that call themselves a 'biathlon' may consist of a run and bike event are also listed here.

running races

MT (8:00 a. Its innovative
network architecture provides Enterprises and Metro Service Providers with the
resiliency, adaptability and simplicity required for a true converged network
that supports voice , video and data over wired and wireless infrastructures
while delivering high-performance and advanced security features.

multi biathlon

McDATA Announces First Quarter Fiscal Year 2005 Financial Results Conference Call and Upcoming Schedule of Events with the Financial Community

EST
Location: Grand Hyatt, New York , NY

Event: Thomas Weisel Partners' Growth Forum
Speaker: John Kelley, chairman, president + CEO
Time: Monday, June 13, 2005, at 8:35 a.

determined triathlon

Business Editors/Technology Editors

BROOMFIELD , Colo.

involves participates

Financial results will be released over Business
Wire and First Call. MDT
Dial-in: (706 ) 679-8352
Webcast: www.com

McDATA will also participate in the following upcoming events with
the financial community.

duathlon triathlon

mcdata. For more
information, please visit http://www.

overall participates

----McDATA
Corporation (Nasdaq:MCDTA)(Nasdaq:MCDT) will announce its first
quarter fiscal year 2005 financial results before market open on
Monday, May 23, 2005. With more than 20 years of storage networking
experience , McDATA is trusted in the world's largest data centers,
connecting more than two-thirds of all networked data and enabling
information access anytime, anywhere., (Nasdaq: EXTR), the leader in open converged networks, today announced
participation in the following upcoming events with the financial community:

Merrill Lynch Communications Forum
Date: Wednesday, March 1, 2006
Time: 9:00 a.

anyone multi

running duathlon

Extreme Networks Announces Financial Conference Schedule

Local Event Time
Location: New York, NY
Speaker: Bill Slakey, Chief Financial Officer

The Fifth Annual JMP Securities Research Conference
Date: Wednesday, March 8, 2006
Time: 2:05 p.

themselves although

com .

cycling followed

com

Event: McDATA Q105 Financial Results Conference Call
Time: Monday, May 23, 2005, at 6:00 a.mcdata.asp .

involves triathlon

com

McDATA (Nasdaq:MCDTA)(Nasdaq:MCDT) is the only data infrastructure
solutions provider that can deliver a Global Enterprise Data
Infrastructure -- a globally connected, centrally managed and highly
optimized data network.extremenetworks.