Blog-Layout
How International Roaming Keeps You Connected Without the Hassle of SIM Card Swaps
When you’re traveling abroad, staying connected is essential, whether it’s for checking maps, messaging loved ones, or sharing Instagram-worthy moments. But how does your mobile network operator (MNO) make this happen without requiring you to switch SIM cards or purchase a local plan in every country? Let us introduce you to International Roaming, a seamless service that allows you to stay connected wherever you are, thanks to a global web of partnerships between MNOs.
Here’s how it works: When you travel to another country, your domestic MNO “borrows” the network infrastructure of an operator in your destination. This collaboration ensures you can access cellular services—like calls, texts, and data—without changing your SIM card. It’s a behind-the-scenes handshake between network operators, and the result is smooth connectivity for you. However, before International Roaming can function reliably, rigorous testing needs to be conducted.
This systematic approach—testing across multiple countries and phases—highlights the effort required to ensure customers can stay connected effortlessly, whether they’re sipping espresso in Rome or taking selfies at the Eiffel Tower.
One of the 4G and 5G operators in Germany wants to confirm whether their SIM card can operate abroad. There are several test cases carried out for International Roaming. To date, we have carried out tests in eight countries which are divided into 3 phases.
First phase: Madrid, Spain — the Trial Phase. In this phase, there are several tests that can be carried out or not, therefore the test cases are modified to be more effective and optimal for evaluation.
The second and third phases are the Implementation Phase. The second phase includes five countries, namely Austria, France, Italy, Switzerland, and the UK. In these five countries, all predetermined test cases were carried out and several successful results were obtained, as well as results that need to be evaluated deeper. Of course, MNO collaborates with relevant vendors to be able to solve the problem.
In the third phase, which took place in Belgium and the Netherlands, the test cases carried out were the same as the second phase and it can be concluded that several results have been reviewed and under review.
Stay Connected Across the World
As global travel rebounds and 5G networks expand, international roaming is set to become even more essential. Operators are leading the charge, ensuring their customers can enjoy reliable connections no matter where their adventures take them.
Whether it’s Europe, Asia, or beyond, the goal is simple: global connectivity without compromise.
Employee Spotlight features Jacob, Techbros' Marketing Intern
Elevate and Ease Your Everyday Parking Experience Through Smart Parking, Designed to Streamline Your Daily Vehicle Commute
Techbros & NRW.Business Global Host a Networking Event for Indonesian Businesses in NRW, Germany
Employee Highlight: How Techbros HR Manager Yuliia Continues Expanding Her Skillset at Techbros
Techbros, Seeed Studio, UPLINK, Heliotics & Infinetics Collaborate for AIoT Xperience Day 2024
Techbros Introduces AI and Telecom Innovations at Future Tech Fest 2024, Germany’s Largest B2B Startup Event!
Techbros Explores Private Network Technology at Eurosatory 2024, one of the largest international exhibitions for defense and security industry.
Techbros Exhibits at Hannover Messe 2024 and Signs MoU with Seeed Studio to Widen Opportunities in the Field of AI and IoT
Techbros Utilizes an AI-Integrated Tool to Help Indonesian Farmers Modernize Their Animal Weight Detection System
Techbros and Uplink Network GmbH, participated in the signing of the MoU of the grand cooperation between Indonesia - Germany at Hannover Messe 2023