2. LTE Area (1) Tracking Area (a) TA (Tracking Area) - A TA includes one or several E-UTRAN cells. - The network allocates a list with one or more TAs to the UE. - In certain operation modes, the UE may move freely in all TAs of the list without updating the Mobility Management Entity (MME). -> 특정 오퍼레이션 모드에서,리스트에 있는 모든 TA들 내에서 MME 변경없이 UE..