[Hackage] #855: http proxy using authentication does not work (was: cabal behind proxy)

[Hackage]

#855: http proxy using authentication does not work
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  Reporter:  sms                 |        Owner:                       
      Type:  defect              |       Status:  new                  
  Priority:  normal              |    Milestone:                       
 Component:  cabal-install tool  |      Version:  1.10.1.0             
  Severity:  normal              |     Keywords:  proxy, authentication
Difficulty:  unknown             |   Ghcversion:                       
  Platform:  Windows             |  
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Ticket URL: <http://hackage.haskell.org/trac/hackage/ticket/855#comment:1>
Hackage <http://haskell.org/cabal/>
Hackage: Cabal and related projects