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Category: Voice Services

What are the most common Test Cases for 5G Device Verification?

As per 3GPP specifications, the 5G is design and developed to support three major use cases i.e. eMBB (Enhanced Mobile Broadband), URLLC (Ultra Reliable Low Latency Communication) and mMTC (Massive […]

March 5, 2022March 5, 2022 Author 3GPP Specification, 5G, 5G Call Flow, 5G NR, Test Report, Voice Services, VoLTE, VoNR

5G N26 Interface – 5G to 4G Interworking

N26 interface Introduction N26 interface is an interface which interconnects the 5G Core network function AMF with 4G network node MME and enables interworking between 5G to 4G and visa […]

November 29, 2021January 13, 2023 Author 5G, 5G Core, 5G Network Architectures, 5G NR, Call Flow, Interviews, Voice Services, VoNR, Wireless Testing

VoNR with Robust Header Compression (ROHC)

VONR ROHC Voice Service in 5G SA, VoNR can use ROHC to compress the headers of voice packets. ROHC helps reduce header overheads of voice packets on radio links, which […]

June 4, 2021January 14, 2023 Author 5G, 5G Call Flow, Tech Fundas, Voice Services, VoNR

Voice Over NR (VoNR Call Flow)

VONR Introduction We are seeing 5G Stand Alone (SA) data services are rolling out throughout the world, it is very much essential for MNOs to provide services such as Voice/Video […]

April 19, 2021January 14, 2023 Author 5G Call Flow, 5G Core, 5G Network Architectures, Call Flow, NAS Signalling, New Radio, NR, Signaling, Tech Fundas, Voice Services

Robust Header Compression – ROHC

ROHC is a header compression protocol/algorithm that can be used compress the header of different IP packets. In normal case without compression  IPv4 header is 40 bytes and IPv6 header […]

May 19, 2019July 21, 2020 Author 5G, Interviews, LTE, Tech Fundas, Voice Services, VoLTE

LTE eNodeB Scheduler and Different Scheduler Type

What is a LTE Scheduler ? Scheduling is a process through which eNodeB decides which UEs should be given resources (RBs), how much resource (RBs) should be given to send […]

August 3, 2018July 21, 2020 Author Interviews, LTE, Tech Fundas, Voice Services, VoLTE

Feature Group Indicators (FGI bits) in LTE – Rel. 8, Rel. 9 and Rel. 10

Feature Group Indicators (FGI bits) Feature Group Indicator (FGI) is a special Information Element (IE) within UE Capability Information message. The parameters other than FGI in UE Capability Information message […]

January 18, 2018July 21, 2020 Author Future Network Optimization, LTE, TDD LTE, Tech Fundas, Voice Services, VoLTE

Next GEN Network Management Platform: “UN-LEARN RF Optimization”

In my last blog , we wrote about “Why SON never picked up and would Die Soon”. We also mentioned few features about the platform of the future. In this and […]

November 20, 2017July 9, 2020 Author 5G, Cloud Computing, Future Network Optimization, LTE, RF Basics, Tech Fundas, Voice Services, VoLTE

“The world’s most accurately measured Wi-Fi network”Just Right Networks

Last week scrolling through my emails, I found an email which had the subject “The world’s most accurately measured office Wi-Fi network”, which immediately caught my attention. Here is my […]

September 3, 2017March 9, 2022 Author LTE, RF Basics, Voice Services, Wi-Fi

VoLTE SIP Methods, Response Codes and Details

VoLTE IMS Protocols In IMS subsystem, the critical protocols are the Session Initiation Protocol (SIP), SigComp, Real-time Transport Protocol (RTP), RTP Control Protocol (RTCP) and IP Security (IPSec) and Diameter. […]

July 31, 2017July 21, 2020 Author LTE, Voice Services, VoLTE
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