---
name: "vpbecho"
section: "1"
platform: "linux"
package: "vpb-utils"
version: "4.2.61-1.4"
release: "Debian 12 (Bookworm)"
platforms: ["linux"]
url: "https://new.carta.tech/vpbecho"
---

# vpbecho(1)

Perform an echo test on Voicetronix telephony hardware

## NAME

vpbecho - Perform an echo test on Voicetronix telephony hardware

## SYNOPSIS

**vpbecho** \[*options*\]

## DESCRIPTION

The **vpbecho** utility performs a simple test of Voicetronix hardware. It exercises the card base functions including the audio path, ring and hook detection.

*FXS* (station) ports will record 4 seconds of audio when the handset is lifted, then play back what was recorded.

*FXO* (trunk) ports will answer after the second ring, then record 4 seconds of audio and play back what was recorded.

## OPTIONS

The following options are available:

- **--help, -?**

  Show summary of options.

- **--verbose, -v**

  Show a lot of extra detail about the hardware initialisation.

## SEE ALSO

[**measerl**(1)](/measerl/1.md), [**ringstat**(1)](/ringstat/1.md)

## AUTHOR

Ron Lee, Peter Wintulich, David Rowe, Voicetronix \<support@voicetronix.com.au\>

This manual page was written by Ron \<ron@debian.org\>, for the Debian project (but may be used by others).