5 General Circuit Switched Core Network Domain Architecture

23.2843GPPLocal Call Local Switch (LCLS)Release 17Stage 2TS

LCLS does not require any modifications to the basic reference architecture. The General CS core network domain architecture is specified in 3GPP TS 23.205 [2]. Network Architecture for CS Core Network Nodes and GSM/EDGE Radio Access Networks is specified in 3GPP TS 23.002 [8].

NOTE: LCLS does introduce a number of conceptual changes as described in clause 4.1.