LTE Tutorials and Call Flows

Long Term Evolution signaling flows and tutorials for LTE protocol layers

LTE Call Flows

LTE Attach and Default Bearer Setup Flow LTE attach and default bearer signaling flow describe the attach to a new MME followed by a default bearer setup.
Tracking Area Update Signaling Flow The flow describes a tracking area update that results in MME change.
LTE Security Keys and Procedures Presentation and signaling flow that describe the key exchange and signaling in LTE security procedures.
LTE X2 Handover Sequence Diagrams X2 interface connects eNodeBs in LTE. Explore the inter eNodeB handover procedures over the X2 interface.

LTE Presentations

LTE Tutorials

LTE Tutorials and Whitepapers A collection of articles and whitepapers covering all aspects of LTE.