Section: 5.1.1 Control Plane 5.1.1.1 General
Content: The control plane consists of protocols for control and support of the user plane functions: - controlling the E-UTRA network access connections, such as attaching to and detaching from E-UTRAN; - controlling the attributes of an established network access connection, such as activation of an IP address; - controlling the routing path of an established network connection in order to support user mobility; and - controlling the assignment of network resources to meet changing user demands. The following control planes are used in E-UTRAN mode.