Depending upon your use of AE Services, you may need to obtain different types of licenses for Communication Manager and for AE Services. For full information on licensing, please refer to the Avaya Aura Application Enablement Services Overview and Specification, which you can download under the Releases, Downloads - Product Overview tab for the release of AE Services you are using.
AEP Licenses: As of AE Services 5.2, an Application Enablement Protocol (AEP) is no longer discretely licensed in AE Services. This capability is provided to all licensed systems.