McDATA to Host Third Quarter Fiscal Year 2006 Financial Results Conference Call and Webcast

  
    
  
  
    
      McDATA Corporation (Nasdaq: MCDTA)(Nasdaq: MCDT) will announce its third 
      quarter fiscal year 2006 financial results after the close of the market 
      on Thursday, November 30, 2006. Financial results will be released over 
      Business Wire and First Call. Following the press release, McDATA will 
      host a conference call at 3:00 p.m. MST (5:00 p.m. EST). The call is 
      being webcast live via the Internet at www.mcdata.com.
    
    
      McDATA Q306 Financial Results Conference Call and Webcast
    
    Time:              Thursday, November 30, 2006, at 3:00 p.m. MST
Dial-in:           [phone]
Webcast:           www.mcdata.com
Telephone Replay:  [phone], Passcode 1807453
    
    
    
      About McDATA (www.mcdata.com)
    
    
      McDATA (Nasdaq: MCDTA)(Nasdaq: MCDT) is the leading provider of data 
      access solutions, helping customers build, globally connect, optimize 
      and centrally manage data infrastructures across SAN, MAN and WAN 
      environments. With nearly 25 years' experience developing SAN products, 
      services and solutions, McDATA is the trusted partner in the world's 
      largest data centers, connecting more than two-thirds of all networked 
      data.
    
    
      Forward-Looking Statements
    
    
      This press release contains statements about expected future events that 
      are forward-looking and subject to risks and uncertainties. Readers are 
      urged to consider statements that include the terms "believes", 
      "belief", "expects", "plans", "objectives", "estimates", "anticipates", 
      "intends", "targets", or the like to be uncertain and forward-looking. 
      Factors that could cause actual results to differ and vary materially 
      from expectations include, but are not limited to, McDATA’s 
      relationships with EMC, IBM and Hitachi Data Systems and the level of 
      their orders, aggressive price competition by numerous other SAN and IP 
      switch suppliers, OEM qualification of our new products - such as the 
      Intrepid 10000 Director, integration of CNT’s 
      sales and marketing functions, manufacturing constraints, constraints in 
      obtaining third party product for resale and other risk factors that are 
      disclosed in McDATA’s filings with the 
      Securities and Exchange Commission. These cautionary statements by 
      McDATA should not be construed as exhaustive or as any admission 
      regarding the adequacy of disclosures made by McDATA. All cautionary 
      statements should be read as being applicable to all forward-looking 
      statements wherever they appear. McDATA does not undertake any 
      obligation to publicly update or revise any forward-looking statements, 
      whether as a result of new information, future events or otherwise.
    
  
McDATA Corporation (Nasdaq: MCDTA)(Nasdaq: MCDT) will announce its
third quarter fiscal year 2006 financial results after the close of
the market on Thursday, November 30, 2006. Financial results will be
released over Business Wire and First Call. Following the press
release, McDATA will host a conference call at 3:00 p.m. MST (5:00
p.m. EST). The call is being webcast live via the Internet at
www.mcdata.com.

   McDATA Q306 Financial Results Conference Call and Webcast

-0-
*T
Time:              Thursday, November 30, 2006, at 3:00 p.m. MST
Dial-in:           [phone]
Webcast:           www.mcdata.com
Telephone Replay:  [phone], Passcode 1807453
*T

   About McDATA (www.mcdata.com)

   McDATA (Nasdaq: MCDTA)(Nasdaq: MCDT) is the leading provider of
data access solutions, helping customers build, globally connect,
optimize and centrally manage data infrastructures across SAN, MAN and
WAN environments. With nearly 25 years' experience developing SAN
products, services and solutions, McDATA is the trusted partner in the
world's largest data centers, connecting more than two-thirds of all
networked data.

   Forward-Looking Statements

   This press release contains statements about expected future
events that are forward-looking and subject to risks and
uncertainties. Readers are urged to consider statements that include
the terms "believes", "belief", "expects", "plans", "objectives",
"estimates", "anticipates", "intends", "targets", or the like to be
uncertain and forward-looking. Factors that could cause actual results
to differ and vary materially from expectations include, but are not
limited to, McDATA's relationships with EMC, IBM and Hitachi Data
Systems and the level of their orders, aggressive price competition by
numerous other SAN and IP switch suppliers, OEM qualification of our
new products - such as the Intrepid 10000 Director, integration of
CNT's sales and marketing functions, manufacturing constraints,
constraints in obtaining third party product for resale and other risk
factors that are disclosed in McDATA's filings with the Securities and
Exchange Commission. These cautionary statements by McDATA should not
be construed as exhaustive or as any admission regarding the adequacy
of disclosures made by McDATA. All cautionary statements should be
read as being applicable to all forward-looking statements wherever
they appear. McDATA does not undertake any obligation to publicly
update or revise any forward-looking statements, whether as a result
of new information, future events or otherwise.