This sequence diagram looks at LTE Attach and EPS Bearer Setup from the S1AP vantage point. The following signaling is covered:
- UE Attach, authentication and security signaling
- Setup of two EPS Bearers (RAB id 5 and 6)
- Release of UE context due to inactivity
- Reestablishment of the UE context with a Service Request.
You can click on individual messages in the sequence diagram to see field level details.