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Category: IoT

DevOps – Networking Interview Questions

Networking is an essential skill for DevOps and while setting up a Lab network we need to work with Routers, Switch, hubs, doing IP planning, assigning subnets, traffic sepration using […]

September 23, 2021September 23, 2021 Author DevOps, Interviews, Linux, SmartCities, Tech Fundas, Wireless Testing

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 […]

January 26, 2021January 26, 2021 Author 5G, 5G NR, Call Flow, IoT, RRC Signalling, Wireless Testing

5G NR Global Unique Temporary Identifier (GUTI)

5G Global Unique Temporary Identifier [5G – GUTI] is a core network temporary identifier and allocated by Access and Mobility Management function [AMF] to the UE. GUTI is 80 bits […]

October 5, 2019April 19, 2021 Author 5G, Interviews, IoT, LTE, NAS Signalling, New Radio, NR, Tech Fundas

5G NR Standardized QoS Identifier (5GQI) to QoS Characteristics Mapping

Standardized 5G QoS Identifier (5QI) values are specified for services that are assumed to be frequently used in 5G networks and thus benefit from optimized signalling by using standardized QoS […]

July 25, 2019July 25, 2019 Author 5G, Future Network Optimization, Interviews, IoT, LTE, NR, SmartCities, Tech Fundas

NB-IoT PRBs (Physcial Resource Blocks) for In-Band Operation

NB-IoT or NB-LTE is a new 3GPP radio-access technology. NB-LTE requires 200 kHz minimum system bandwidth for both downlink and uplink, respectively. The choice of minimum system bandwidth enables a […]

July 13, 2019July 23, 2020 Author Future Network Optimization, Interviews, IoT, LOW Power WAN, Narrow Band IoT, SmartCities, Tech Fundas

Features Comparison: NB-IoT UE Vs LTE UE

Table here list the features comparison between Narrow Band (NB) – IoT UE and Long Term Evolution (LTE) UE Features Narrow Band IoT UE LTE UE Master Information Block (MIB) […]

July 7, 2019July 7, 2019 Author Interviews, IoT, LTE, Narrow Band IoT, Tech Fundas

NFV Management and Orchestration [MANO] Key Performance Indicators [KPIs]

NFV management and orchestration (MANO) systems are being developed to meet the agile and flexible management requirements of virtualized network services in  5G Networks. Regarding this, ETSI ISG NFV has […]

May 25, 2019July 21, 2020 Author 5G, Cloud Computing, Future Network Optimization, Interviews, IoT, MANO, New Radio, NFVI, NR, Tech Fundas

NB-IoT Chipset Market: Increasing Demand for Connected Environment

The global NB-IoT chipset market is expected to register a global CAGR of 40.8% during 2018 – 2028, with Western Europe and North America in conjunction accounting for approximately 30% market value […]

February 26, 2019July 8, 2020 Author IoT, LTE, Market Report, SmartCities, Tech Fundas

LoRa – Device Re-activation Call Flow (Rejoin Procedure)

LoRa Technology supports the handling and configuration of rejoin-requests for LoRa End Devices. Using a rejoin-request, a device is able to request the network-server to re-activate, without being ‘disconnected’ until […]

October 14, 2018July 8, 2020 Author 5G, Future Network Optimization, Interviews, IoT, LoRa, NR, SmartCities, Tech Fundas

LoRa – Device Activation Call Flow (Join Procedure) using OTAA and ABP

When a new End Device (LoRa Device) is added to a LoRa network, it should go through an activation process. Through the activation process, both session keys are shared between the […]

October 11, 2018July 8, 2020 Author Beacons, IoT, LoRa, LOW Power WAN, SmartCities, Tech Fundas

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