Telecom Testing Insights and Innovations

Explore the latest insights and updates from the world of telecom testing. Stay informed about industry trends, challenges, and innovative solutions.

TechnicalAI

Building an AI Voice Bot from scratch: A technical guide

Learn the technical fundamentals of how AI Voice Bots work based on our implementation of OpenAI Realtime and Google Gemini Live in the baresip SIP client

Andreas Granig· · 7 min read
TechnicalAI

Sipfront launches AI Voice bots for testing

Learn how Sipfront implemented their own Voice AI bots using the OpenAI Realtime API, so Sipfront customers can autonomously test inbound and outbound Voice AI assistants without having to manually call them dozens of times.

Andreas Granig· · 7 min read
TechnicalAI

Testing AI Voice Bots: From Phone Connection to Natural Language Processing

Learn how to effectively test AI voice bots across the entire communication pipeline, from telephony to LLM responses.

Andreas Granig· · 12 min read
Technical

Demystifying Jitter and Its Impact on Network Traffic and Real-Time Communication

Understand jitter in VoIP: how variations in network latency impact real-time communication quality.

Andreas Granig· · 4 min read
Technical

Understanding MOS: Network vs Audio Quality Measurement in VoIP

Discover MOS in VoIP, network vs audio quality metrics, and why Sipfront relies on ViSQOL for accurate analysis.

Andreas Granig· · 3 min read
Technical

Understanding Post Dial Delay (PDD) in SIP and Its Impact on User Experience

Learn about Post Dial Delay (PDD) in SIP, its effects on PBX systems, and optimization strategies to enhance VoIP user experience.

Andreas Granig· · 3 min read
Technical

Testing Conversational Chatbots with G-Eval and DeepEval

Explore how to effectively test conversational chatbots using G-Eval and DeepEval for accurate AI performance.

Andreas Granig· · 6 min read
Technical

Automating Calls on Real Mobile Devices with Bluetooth HFP on a Raspberry Pi

Learn how to set up a Raspberry Pi as a Bluetooth HFP device to automate calls on real mobile phones for testing and QA purposes.

Andreas Granig· · 8 min read
Jobs

Join Sipfront as Account Executive (f/m/x)

Join Sipfront as Account Executive, driving our international sales efforts in the DACH region. We are looking for an ambitious sales professional with a passion for software products.

Oliver Schlögl· · 4 min read