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Avaya IP Office R9 Preferred Edition 16 Port ADI License 275674

Item #: 275674

The last day to order Avaya ADI licenses was December 6, 2019. Going forward, all IP Office license orders will need to be in PLDS format. If your system is Release 9.1 or lower, please contact us at 888-922-5200 to discuss your options

The Avaya IP Office Preferred Edition 16 additional Ports ADI license.


  • Adds 16 additional VoiceMail channels
  • Available in 2, 4, 8 and 16 channel licenses
  • The IP500V1 and IP500V2 support up to 40 channels on PC or Server.
  • The IP500V2 supports 40 channels if voicemail only, 20 channels when One-X Portal is also installed
  • Use this RFA for Release 9.0 and higher using ADI licenses

For more Avaya IP Office Preferred Edition information: