Service data adaptation protocol From Wikipedia, the free encyclopedia Service Data Adaptation Protocol is a protocol specified by 3GPP.[1] The SDAP sublayer is configured by RRC. SDAP maps the QoS flow to the Bearer service.[2][3] References [1]"Evolved Universal Terrestrial Radio Access (E-UTRA) and NR; Service Data Adaptation Protocol (SDAP) specification". November 2020. [2]Chih-Lin I; Junshuai Sun; Xingyu Han; Yingying Wang; Xueyan Huang (March 2018). "A Functional Overview on CUDA and DUDA". IEEE 5G Tech Focus. 2 (1). IEEE. [3]Mauro Boldi; Olav Queseth; Patrick Marsch; Ömer Bulakci, eds. (2018). 5G System Design, Architectural and Functional Considerations and Long Term Research. Wiley. p. 121. ISBN 9781119425120. Related Articles