V21: Difference between revisions

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'''V21''' may refer to :
'''V21''' or '''V.21''' may refer to :


'''V.21''' may refer to :
* [[ITU V.21]], an ITU-T recommendation for full-duplex communication between two analogue dial-up modems
* [[ITU V.21]], an ITU-T recommendation for full-duplex communication between two analogue dial-up modems
* [[Fokker V.21]], a German Fokker D.VII prototype with tapered wings
* [[Fokker V.21]], a German Fokker D.VII prototype with tapered wings

Revision as of 14:36, 21 October 2009

V21 or V.21 may refer to :

  • ITU V.21, an ITU-T recommendation for full-duplex communication between two analogue dial-up modems
  • Fokker V.21, a German Fokker D.VII prototype with tapered wings