The ATM adaptation layer (AAL) enhances the services provided by the ATM layer to support the functions required
by the next higher layer. The AAL performs functions required by the user, control and management planes and
supports the mapping between th
ITU-T I.362-1993 history
1993ITU-T I.362-1993 (WITHDRAWN) B-ISDN ATM Adaptation Layer (AAL) Functional Description - Integrated Services Digital Network (ISDN); Overall Network Aspects and Functions Study Group XVIII; 6 pp