var/spool/asterisk/voicemail/default/1234/INBOX
var/spool/asterisk/voicemail/default/1234/busy.gsm
var/spool/asterisk/voicemail/default/1234/unavail.gsm
var/spool/asterisk/voicemail/default/1234/INBOX
var/spool/asterisk/voicemail/default/1234/busy.gsm
var/spool/asterisk/voicemail/default/1234/unavail.gsm