Blog
Articles, tutorials and news about telecommunications
Verified Origin: How STIR/SHAKEN Fights Phone Fraud in Brazil
Resolution 777/2025 established the Verified Origin program in Brazil, using STIR/SHAKEN to combat phone fraud and spoofing.
ABR Telecom: What It Is and Its Role in Brazilian Telecommunications
Learn about ABR Telecom and its four essential regulatory roles in the operation of Brazilian telecommunications.
ESAQ: Quality Measurement in Brazilian Telecommunications
Learn about ESAQ, the entity that measures and publishes telecommunications service quality in Brazil.
Redundancy and High Availability in Voice Platforms
Understand redundancy and high availability strategies for voice platforms and how SipPulse SoftSwitch and SBC implement carrier-grade architectures with transparent failover.
How to Choose an SBC for Your Voice Operation
Understand the role of a Session Border Controller in your voice network and learn how to choose the right SBC based on capacity, protocol support and deployment model.
SNOA: How Brazil's National Wholesale Offers System Works
Understand SNOA, the telecommunications virtual supermarket that connects providers to carriers with Significant Market Power.
RGN: Brazil's General Numbering Regulation and Number Resource Management
Resolution 709/2019 established the RGN, which governs the allocation and management of numbering resources in Brazil.
Number Portability in Brazil: How the ABR Telecom System Works
Understand how number portability works in Brazil, from the BDR to the BDO, and ABR Telecom's role as the Management Entity.
PGMC: Brazil's General Plan for Competition Goals in Telecommunications
The PGMC defines competition rules in the telecommunications market, creating obligations for operators with significant market power.