Section: 5.1.1.3 UE - MME
Content: Legend: - NAS: The NAS protocol supports mobility management functionality and user plane bearer activation, modification and deactivation. It is also responsible of ciphering and integrity protection of NAS signalling. - LTE-Uu: The radio protocol of E-UTRAN between the UE and the eNodeB is specified in TS 36.300[ Evolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal Terrestrial Radio Access Network (E-UTRAN); Overall description; Stage 2 ]  [5]. Figure 5.1.1.3-1: Control Plane UE - MME