äänipuhelinyhteydet
äänipuhelinyhteydet refer to the telecommunication services that enable voice communication over telephone networks. These connections facilitate the transmission of audio signals between two or more parties, allowing for real-time conversations. Historically, the most common form of äänipuhelinyhteydet has been the public switched telephone network (PSTN), which utilizes circuit switching technology to establish dedicated lines for the duration of a call.
Modern telecommunications have introduced voice over internet protocol (VoIP) as a significant alternative. VoIP converts analog
The infrastructure supporting äänipuhelinyhteydet includes a complex network of wires, fiber optic cables, cellular towers, and