Avaya 339091-License, IP Office IP Endpoint 50 ADI License

All Avaya IP500/IP500 V2 IP telephones (including DECT and WiFi telephones) require an Avaya IP Endpoint license and will consume one instance of that license. Note that this does not apply to the Avaya Softphone or Flare. Licenses are consumed by each Avaya IP phone that registers with the system in the order that they register.