# Manage 3CX telephony

Find service-specific configuration and integration references.

## Choose a task or reference

- [3CX Debian installation — partial notes](debian-install-process.md)
- [Other 3CX Messages](other-3cx-messages.md)
- [Producing the Digital Receptionist Message](producing-the-digital-receptionist-message.md)
- [Short reference notes](reference-notes.md)
- [Uploading Voice Prompts to 3CX](uploading-voice-prompts-to-3cx.md)
- [Yealink TFTP recovery — partial notes](yealink-firmware-update-by-tftp.md)

[Review status](../../review/Review-status.md). Source references are not current operational acceptance.