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tomas@tomas:~$ lspci | grep audio
0000:00:1f.5 Multimedia audio controller: Intel Corp.
 82801EB/ER (ICH5/ICH5R) AC'97 Audio Controller (rev 02)

tomas@tomas:~$ lsmod | grep snd
snd_intel8x0           37588  3
snd_ac97_codec         74628  1 snd_intel8x0
gameport                6144  1 snd_intel8x0
snd_mpu401_uart         9600  1 snd_intel8x0
snd_rawmidi            28068  1 snd_mpu401_uart
snd_seq_device         10124  1 snd_rawmidi
snd_ioctl32            18432  0
snd_pcm_oss            58280  0
snd_mixer_oss          20608  1 snd_pcm_oss
snd_pcm               105864  4 snd_intel8x0,snd_ioctl32,snd_pcm_oss
snd_page_alloc         13968  2 snd_intel8x0,snd_pcm
snd_timer              27016  1 snd_pcm
snd                    59464  15 snd_intel8x0,
        snd_ac97_codec,snd_mpu401_uart,snd_rawmidi,
        snd_seq_device,snd_ioctl32,snd_pcm_oss,
        snd_mixer_oss,snd_pcm,snd_timer
soundcore              12576  1 snd

tomas@tomas:~$ cat /etc/asound.conf
#pcm.!default {
#       type plug
#       slave.pcm "dmix"
#}

# Make OSS apps default to using dmix plugin too
#pcm.dsp0 {
#       type plug
#       slave.pcm "dmix"
#}

#ctl.mixer0 {
#       type hw
#       card 0
#}

pcm.!default {
    type plug
    slave.pcm "vystup"
}

pcm.vystup {
    type dmix
    ipc_key 1024
    ipc_key_add_uid yes
    slave {
        pcm "hw:0,0"
        period_time 0
        period_size 1024
        buffer_size 4096
        rate 44100
    }
}

tomas@tomas:/mnt/m/zvuky$ aplay Bouřka.wav
ALSA lib pcm_direct.c:792:(snd_pcm_direct_initialize_slave) unable to start PCM stream
ALSA lib pcm_dmix.c:880:(snd_pcm_dmix_open) unable to initialize slave
aplay: main:508: audio open error: Broken pipe

tomas@tomas:/mnt/m/zvuky$ alsaplayer Bouřka.wav
ALSA lib pcm_direct.c:792:(snd_pcm_direct_initialize_slave) unable to start PCM stream
ALSA lib pcm_dmix.c:880:(snd_pcm_dmix_open) unable to initialize slave
snd_pcm_open: Přerušena roura (SIGPIPE) (default)
Failed to initialize plugin!
Failed to register plugin: /usr/lib/alsaplayer/output/libalsa_out.so
Failed to load output plugin "alsa". Trying defaults.
ALSA lib pcm_direct.c:792:(snd_pcm_direct_initialize_slave) unable to start PCM stream
ALSA lib pcm_dmix.c:880:(snd_pcm_dmix_open) unable to initialize slave
snd_pcm_open: Přerušena roura (SIGPIPE) (default)
Failed to initialize plugin!
/usr/lib/alsaplayer/output/libalsa_out.so failed to load
NOTE: THIS IS THE NULL PLUGIN.      YOU WILL NOT HEAR SOUND!!