у меня тоже самое, каждый ребут надо делать chmod 777 /dev/dsp /dev/sound /dev/sound/* . Слава богу что ребуты редкие очень
msg:
mpg123 /mnt/storage/p2p/audio/Ozone\ -\ Dragostea\ Din\ Tei.mp3
High Performance MPEG 1.0/2.0/2.5 Audio Player for Layer 1, 2 and 3.
Version 0.59r (1999/Jun/15). Written and copyrights by Michael Hipp.
Uses code from various people. See 'README' for more!
THIS SOFTWARE COMES WITH ABSOLUTELY NO WARRANTY! USE AT YOUR OWN RISK!
/dev/dsp: Permission denied