Adnan Ghayas

Hi, I’m Adnan. I started Commsbrief in 2017 to make telecom concepts easier for professionals and businesses to understand. My goal has always been to break down complex topics, whether through blog posts, YouTube videos, or the training and consulting services I now deliver at Commsbrief Limited. For over 18 years, I’ve led product management, delivery plans, pricing strategies, and roadmaps for both new innovations and mature services in the telecommunications and media industries. In doing so, I’ve worked across a wide range of technologies, including mobile network systems, small cells, RF optimisation tools, mobile broadband, unified communications (UC), business tariffs, e-SIM, mobile video platforms, media boosters, cloud-hosted collaboration apps, TV apps, AI/ML integration, and AR-driven solutions for music and video. I’ve worked with leading mobile operators, vendors, and media companies, including Vodafone, Deutsche Telekom (T-Mobile), Ericsson, Telefónica O2, and Sky UK. My core strength lies in bridging the gap between technical capabilities and business outcomes—a focus I’ve carried into my work at Commsbrief, where I simplify complex telecom concepts for professionals and businesses. My journey has taken me to different parts of the world through living and working in Europe and Asia, and collaborating with teams physically and remotely in North America, Africa, and Oceania. This global experience allows me to adapt to markets with varying levels of maturity to deliver impactful solutions tailored to their needs. Through Commsbrief, I deliver training programs like the Business Case Masterclass and the Mobile Communications Masterclass, along with consulting services in mobile communications and business case development. My aim is to help professionals and businesses simplify complex challenges, work with clarity, and avoid unnecessary stress, so they can enjoy the work they do in high-tech industries.

2G GSM: What is a GSM network and how does GSM work?

GSM stands for Global System for Mobile Communications, and it is one of the most widely deployed second-generation (2G) cellular technologies globally. GSM was initially introduced in 1991 in Europe before it made its way to the rest of the world. GSM or Global System for Mobile Communications is a second-generation (2G) digital technology standard […]

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What is the difference between GPRS, EDGE and EGPRS?

GPRS and EDGE are packet-switched mobile data technologies that are part of the most widely deployed second-generation (2G) cellular technology standard, GSM (Global System for Mobile Communications). Before GPRS and EDGE, GSM networks had limited options for providing mobile internet. GPRS or General Packet Radio Service is a technology that introduced packet-switched mobile internet in

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B2B vs B2C telecoms: Business and Consumer cellular services

In mobile telecoms, Business and Consumers are the two customer types that cellular services are provided to. A mobile operator generally has further segmentation within these two key customer types. When a mobile operator sells its products and services, including cellular services, to Businesses such as companies, shops, etc., the model is called Business to

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Difference between Unified Communications (UC) and VoIP

The terms unified communications and VoIP are interrelated and often used together in the context of telephone systems. VoIP is a technology, whereas unified communications is a solution that uses VoIP technology. Unified Communications, or UC, is an umbrella terminology that refers to a telecom solution that combines several individual communication services into one. VoIP,

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Is General Packet Radio Service (GPRS) 2G, 3G or 4G?

GPRS is a network enhancement that was introduced in GSM networks (Global System for Mobile Communication) in 2000. Since then, many new cellular technologies and improvements have been introduced, but GPRS is still around. General Packet Radio Service or GPRS is an enhancement added to GSM networks as part of the 2G (second-generation) mobile network

Is General Packet Radio Service (GPRS) 2G, 3G or 4G? Read More »

Mobile Network Operator vs Mobile Virtual Network Operator

Mobile Network Operators (MNO) and Mobile Virtual Network Operators (MVNO) are companies that provide mobile cellular services to consumer and business customers. Mobile cellular services primarily include voice calls, text messages (SMS – Short Message Service) and mobile internet. MNOs and MVNOs are different from each other and use different approaches to offer value to

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Difference between bandwidth, bit-rate and latency

Bandwidth, bit rate and latency are interrelated concepts in telecommunications that are important to understand. In mobile communications, especially 4G and 5G networks, these concepts can help you know how fast a particular technology is compared to the other. Bandwidth is the available channel capacity for sending or receiving data, the bit rate is the

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SMS vs MMS: Difference between SMS, MMS and text messages

Messaging is an integral part of mobile communications, and there are multiple ways in which mobile networks can achieve it. For a customer, real-time messaging can be services like Short Message Service (SMS), Multimedia Message Service (MMS) and online Instant Messages (IM). SMS or Short Message Service or text message is a text-only messaging service

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