ADC
Telecommunications, Inc.SUBSIDIARIES(10/31/03)

|Name                                                        | State/Country of 
      Organization
|----------------------------------------------------------- | ------------------------------------
|ADC
      (India) Communications & Infotech Private Limited | India                               
|ADC Broadband
      (Hong Kong) Limited                     | Hong Kong                           
|ADC Broadband
      Access Systems, Inc.                    | Delaware                            
|ADC Broadband
      Italy SRL                               | Italy                               
|ADC Broadband
      Wireless Group, Inc.                    | Pennsylvania                        
|ADC Connectivity
      Solutions LLC                        | Minnesota                           
|ADC Danmark
      ApS (also known as ADC Denmark ApS)       | Denmark                             
|ADC de
      Delicias, S. de R.L. de C.V                    | Mexico                              
|ADC de
      Juarez, S. de R.L. de C.V                      | Mexico                              
|ADC de
      Mexico S.A. de C.V                             | Mexico                              
|ADC DSL
      Systems Canada Holdings Inc.                  | Canada                              
|ADC DSL
      Systems Canada Inc.                           | Canada                              
|ADC DSL
      Systems, Inc.                                 | Delaware                            
|ADC Europe
      N.V                                        | Belgium                             
|ADC Global
      Holdings, Inc.                             | Minnesota                           
|ADC International
      Finance Services                    | England                             
|ADC International
      Holding Company                     | Minnesota                           
|ADC International
      OUS, Inc.                           | Minnesota                           
|ADC International,
      Inc.                               | Barbados                            
|ADC Meta
      Telecomunicacoes S.A                         | Brazil                              
|ADC OUS
      Holdings, LLC                                 | Delaware                            
|ADC Puerto
      Rico, Inc.                                 | Puerto
      Rico                   

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|Name                                                                   | State/Country of 
      Organization
|---------------------------------------------------------------------- | ------------------------------------
|ADC
      Services Fulfillment, Inc.                                   | New
      Jersey                    
|ADC Software
      Holding Ltd.                                        | Ontario,
      Canada               
|ADC Software
      Systems (Ireland) Limited                           | Dublin,
      Ireland               
|ADC Software
      Systems Australia Pty. Ltd.                         | Queensland,
      Australia         
|ADC Software
      Systems C.I. Ltd.                                   | Jersey,
      Channel Islands       
|ADC Software
      Systems Canada, Ltd.                                | Ontario,
      Canada               
|ADC Software
      Systems UK                                          | England/Wales                       
|ADC Software
      Systems USA, Inc.                                   | Delaware                            
|ADC Systems
      Integration France, S.A.S                            | France                              
|ADC Systems
      Integration UK Limited                               | England                             
|ADC Telecom
      Canada Inc.                                          | Quebec                              
|ADC Telecommunicaciones
      Venezuela, S.A                           | Republic
      of Venezuela         
|ADC Telecommunication
      (Investments) Israel Ltd.                  | Israel                              
|ADC Telecommunications
      (China) Limited                           | Hong Kong                           
|ADC Telecommunications
      (Holdings) Pty. Limited                   | Australia                           
|ADC Telecommunications
      (Nanjing) Co., Ltd.                       | China                               
|ADC Telecommunications
      (Scotland) Limited                        | Scotland                            
|ADC Telecommunications
      (Shanghai) Distribution Co., Ltd.         | China                               
|ADC Telecommunications
      (Switzerland) AG                          | Switzerland                         
|ADC Telecommunications
      Australia Pty. Limited                    | Australia                           
|ADC Telecommunications
      Equipment Industry and Trade Co., Limited | Turkey                              
|ADC Telecommunications
      GmbH                                      | Germany                             
|ADC Telecommunications
      Israel Ltd.                               | Israel                              

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|Name                                                     | State/Country ofOrganization
|-------------------------------------------------------- | ----------------------------
|ADC
      Telecommunications Netherlands B.V             | Netherlands                 
|ADC Telecommunications
      Sales, Inc.                 | Minnesota                   
|ADC Telecommunications
      Singapore Pte. Limited      | Republic
      of Singapore 
|ADC Telecommunications
      UK Ltd.                     | England                     
|ADC Telecomunicacoes
      do Brasil Ltda                | Brazil                      
|ADC Teledata
      Communications (Philippines), Inc.    | Philippines                 
|ADC Wireless
      Finland OY                            | Finland                     
|ADC Wireless
      Solutions LLC                         | Minnesota                   
|Altitun
      AB                                         | Sweden                      
|Altitun
      Finans AB                                  | Sweden                      
|Codenoll
      Technology Corporation                    | Delaware                    
|Nanjing
      ADC Broadband Communications Co., Ltd.     | China                       
|Nihon
      ADC K.K                                      | Japan                       
|OSS Software
      Corporation                           | New Jersey                  
|PairGain
      Technologies UK Ltd.                      | United
      Kingdom        
|PCS Solutions
      Canada, Inc.                         | British
      Columbia      
|Princeton
      Optics, Inc.                             | New Jersey                  
|T.D.C.
      Holdings B.V                                | Netherlands                 
|TDC Teledata
      Communication GmbH                    | Germany                     
|Teledata
      Communication Australia Pty. Ltd.         | Australia                   
|Teledata
      Communications Hellas LLC                 | Greece                      
|Teleprocessing
      Products, Inc.                      | California                  
|TTT S.A.
      - Telsul Teledata Communicacoes do Brasil | Brazil