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Showing posts with label NGAP. Show all posts
Showing posts with label NGAP. Show all posts
Thursday, November 4, 2021

Voice over New Radio (VoNR) Establishment and Release between NG RAN and 5G Core

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In this video I explain how QoS Flows for VoNR are established and released especially on N2 reference point between 5G Core and NG RAN. The...
Tuesday, October 12, 2021

QoS Flow Establishments in 5G Standalone RAN and Core

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Today I launched a new video on my YouTube channel that explains how QoS Flows are established in 5G RAN and Core. It also highlights the ma...
Friday, March 5, 2021

How to Identify Network Slices in NG RAN

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In my last post I described how NG RAN resources can be divided into network slices.  Now I would like to show how these network slices and...
Friday, January 15, 2021

UE Radio Capability Signaling Optimization (RACS) in Rel. 16

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The data volume of UE Radio Capability Information defined in 3GPP 38.306 is already high and will further increase starting with Rel. 16 du...
Wednesday, October 7, 2020

Understanding the Dual Active Protocol Stack (DAPS) Handover in 5G

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In this video I explain the principles and signaling procedures related to the DAPS handover. The DAPS handover is a new feature for URLLC ...
1 comment:
Friday, July 17, 2020

A Look into 5G Virtual/Open RAN - Part 7: Change of gNB-CU-UP without Handover

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This will be the last part of my series about Virtual/Open RAN signaling procedures. In this final post (although not the last one on this ...
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Tuesday, June 30, 2020

A Look into 5G Virtual/Open RAN - Part 6: Inter-gNB CU Handover involving Xn

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In previous blog posts I have discussed intra-gNB-DU handover and inter-gNB-DU handover scenarios.Now it is time to look at inter-gNB-CU...
1 comment:
Tuesday, April 28, 2020

Comparing S1AP and NGAP UE Context Release

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As an addition to my blog post about the 5G RAN Release procedure  I would like to have an in-depth view at the details of NGAP UE Context...
1 comment:
Friday, April 24, 2020

A Look into 5G Virtual/Open RAN - Part 3: Connection Release and Suspend

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The 3rd post of this series introduces the details of connection release in the 5G RAN. Indeed, we find most of the release causes known ...
Friday, February 21, 2020

EPS Fallback in 5G Standalone Deployments

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It can be expected that later this year some mobile network operators will launch their initial 5G standalone (5G SA) deployments. Never...
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