WebAug 1, 2024 · This document discusses detach procedures defined as EMM Case 2 in our previous document, “ Eleven EMM Cases in an EMM Scenario” [1]. During this phase, a user is detached/detaches from the network he attached to. A user, initially attached to … WebJan 28, 2014 · Call flow and mobile station attach rules in LTE 3GPP networks. ... Since the UE identified itself with GUTI and the MME has changed since detach, the new MME uses the GUTI received from the …
LTE Attach Procedure Call Flow-Break the Big Picture into Small …
WebThe VoLTE call flow procedure covers messages exchanged between UE (or LTE mobile), LTE/EPC entities and IMS entities. MO Call stands for Mobile Originating Call. Introduction: In any cellular network whether it is … WebThis flow describes the setup of an LTE session. The connection establishment progresses through the following phases: (1)RRC Connection Establishment: The Radio Resource Control layer establishes a connection between the UE and the eNodeB. ... changed since detach, the new MME uses the GUTI received from the UE to derive the old MME, and … northern pacific gp9
04. VoLTE SIP Call Flow – Mobile Originating (MO) & Terminating (MT)
WebThe following are the call flow steps for the 4G roaming configuration: A mobile node roams from iWAG 1 to iWAG 2. The mobile node directly sends the IP packet to iWAG 2. The iWAG 2 creates sessions and send access request to the AAA server. The iWAG 2 downloads mobility parameters from the AAA server through an Access Accept message. WebJan 15, 2024 · Here’s the LTE Attach Procedure Call Flow, broken down into steps, derived by 3GPP. Step 1. The UE initiates the attach procedure by transmitting an attach request to the eNodeB. Step 2. The eNodeB derives the MME from the RRC parameters carrying the old GUMMEI (Globally Unique MME Identity) and the indicated Selected … WebLTE to 3G Circuit Switched Fallback (CSFB) Call Flow. A 4G LTE subscriber initiates a voice call in an LTE network that does not support VoLTE. In such cases, the UE falls … northern pacific model railroads