> For the complete documentation index, see [llms.txt](https://gsm.learn-telecom.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gsm.learn-telecom.com/gsm-channels/traffic-channels.md).

# Traffic Channels

- [TCH/F](https://gsm.learn-telecom.com/gsm-channels/traffic-channels/tch-f.md)
- [TCH/H](https://gsm.learn-telecom.com/gsm-channels/traffic-channels/tch-h.md)