AXFER-LIST(1) General Commands Manual AXFER-LIST(1)

# [NAME](#NAME)

axfer-list - dump lists of available sound devices and nodes to transfer audio data frame.

# [SYNOPSIS](#SYNOPSIS)

**axfer list** *direction target*

direction = **capture** | **playback**

target = **device** | **pcm**

# [DESCRIPTION](#DESCRIPTION)

The **list** subcommand of **axfer** dumps lists of available nodes to transfer audio data frame. At present, the subcommand is helpful just for libasound backend of **transfer** subcommand.

# [OPTIONS](#OPTIONS)

## [Direction](#Direction)

[**capture**](#capture)

Operates for capture transmission.

[**playback**](#playback)

Operates for playback transmission.

## [Target](#Target)

[**device**](#device)

Dumps a list of all soundcards and digital audio devices available in *libasound* backend for *tranfer* subcommand.

[**pcm**](#pcm)

Dumps a list of all PCM nodes available in alsa-lib configuration space in *libasound* backend for *transfer* subcommand.

# [COMPATIBILITY TO APLAY](#COMPATIBILITY_TO_APLAY)

Options of *-l* , *--list-devices* are handled as *device* operation. Options of *-L* , *--list-pcms* are handled as *pcm* operation.

# [SEE ALSO](#SEE_ALSO)

**[axfer(1)](/man/enterprise-packages/alsa-utils/axfer.1),** **[axfer-transfer(1)](/man/enterprise-packages/alsa-utils/axfer-transfer.1),** **[alsamixer(1)](/man/enterprise-packages/alsa-utils/alsamixer.1),** [**amixer(1)**](/man/enterprise-packages/alsa-utils/amixer.1)

# [AUTHOR](#AUTHOR)

Takashi Sakamoto <o-takashi@sakamocchi.jp>

28 November 2018 alsa-utils

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Document: axfer-list(1) from alsa-utils 1.2.16-r2 (Chainguard OS)
Source: https://github.com/alsa-project/alsa-utils