![GSM NETWORK SpeedTalk Mobile Network](https://b3147914.smushcdn.com/3147914/wp-content/uploads/2022/07/mobile.webp?lossy=2&strip=1&webp=1)
GSM (Global System For Mobile Communication)
GSM (Global System For Mobile Communication). The GSM Network System works in (4) four separate parts that work together to function as a whole. The mobile device itself, the Base Station Subsystem (BSS). The Network Switching Subsystem (NSS) and the Operation and Support Subsystem (OSS).