Managing traffic - electricity ratio – Almost 5 times improvement of the network’s energy efficiency on the last 5 years. At first glance, there seems to be no significant connection between watching TV series on streaming platforms and generating carbon emissions. The path by which video content reaches us, however, requires a significant amount of electricity - from the storage of base stations, the transfer of data between them and data centers, the transmission of signals to the device at home, etc. And the energy used has its own impact on the environment.

With 5G Balkans, we are building the future! On Monday, Boyan Lazarov and Ilian Tumbev presented the project to fourth-year Telecommunications students at Technical University of Sofia. The colleagues shared the project's goals and TU Sofia's key role as part of the Consortium. Prof. Iliya Iliev from TU outlined the measurements, analyses, and reports conducted by the university for the optical cable and base station coverage.

In 2024 CETIN Bulgaria started the 5G Balkans project to improve the optic connectivity along the cross-border transport corridor Sofia – Serbia (part of the Orient/East-Med TEN-T corridor) by enabling the development of 5G services required for CAM (Connected & Automated Mobility).

The SD-WAN networking strategy allows companies to replace outdated firewalls, routers, and WAN optimization appliances with a single appliance. This minimizes hardware requirements and power consumption. In addition, the entire strategy is sustainable and has a high-security profile. The project will be completed later this year.

What connects the CETIN office in Sofia, the metal band Nightwish, the town of Kitee in Finland, Pomorie and church music? At first glance, nothing. Until you meet Rositsa Delieva. Rossi is an IP Engineer in the Transport Network Planning department at CETIN, a technology company dedicated to building telecommunications infrastructure and information security solutions

A group of employees participated in 2 charity events, thus showing that united we can bring good change in the country.

Tanya Popnikolova is celebrating a kind of coming of age as a CETIN employee this year - 18 years since her first day on the job in 2005. “When I came, there were only two people working in the department. Internet roaming was just starting to be offered,“ she explains

The year 2022 passed under the sign of rising inflation and increased prices of energy sources, raw materials, and services. How have you fared in this dynamic environment? In 2022, the entire business both in Bulgaria and globally was faced with many challenges, risks, and uncertainties. The telecommunications industry, and CETIN in particular, has not been spared the impact of what is happening around us and the complex economic environment. This has translated into extreme price increases and unpredictable movements in the cost of electricity, severe bottlenecks in supply chains, and inflationary pressures on the prices of materials and services.

CETIN Bulgaria, part of PPF Group, is a wholesale network and infrastructure services provider, owning and operating one of the largest electronic communications networks in Bulgaria. CETIN Bulgaria was founded in 2020 after a spin-off from Telenor Bulgaria. Thanks to its communications infrastructure, highly skilled employees, and user-centric approach, CETIN Bulgaria aims to provide its customers with an exceptional experience and results by managing the sustainable development of technology and anticipating today the needs of tomorrow. Plamen Vichev, Business Development, and Transformation Director, talks about the changes in the world of telecommunications and the long-term plans of CETIN Bulgaria, the company that operates a telecommunications network in Bulgaria with four consecutive Best in Test certificates.