5G Authentication and Key Management 5G-AKA

Secure communication in any cellular network can be achieved with help of AKA procedure.  AKA is Authentication and Key Management procedure which involve mutual authentication between User Device and the […]

5G NR-PDCCH Channel Overview and Processing

The physical downlink control channel (PDCCH) in NR carries Downlink Control Information (DCI). In this post we will understand how PDCCH operates by describing its physical layer structure, and the […]

Open Stack Undercloud and Overcloud

In Open Stack, an Undercloud is the deployment cloud that contain the necessary OpenStack components to deploy and manage an Overcloud also called workload cloud or deployed cloud. The overcloud is […]

Iperf : A Tool for Network Testing

Iperf or IP performance is a utility for testing network performance and its tuning. It is a cross-platform (windows, linux) tool which can provide standardized measurement results for any network […]

5G NR RLC – UM Mode Data Transmission

In 5G NR, RLC has 3 different modes of operations TM, UM and AM and each of the mode can transmit and receive data, serving different logical channels as per their requirement. This post provides […]