Technical Specifications and Technical Reports for an Evolved Packet System (EPS) based 3GPP system
The present document identifies the 3GPP system specifications for Release 18. The specifications and reports of this Release have a major version number 18 (i.e. 18.x.y). The listed Specifications are required to build a system based on the Evolved Packet System.
The high-level architecture of such a system is defined in 3GPP TS 23.002 [2] (figure 1b).