[intern-iax]
exten => 2006,1,Macro(iax,2006)
exten => 2007,1,Macro(iax,2007)
exten => 2008,1,Macro(iax,2008)
exten => 2009,1,Macro(iax,2009)

[macro-iax]
exten => s,1,Dial(IAX2/${ARG1},${DIALTIME})
exten => s,2,VoiceMail(u${ARG1}@default)
exten => s,3,Hangup

exten => s,103,Voicemail(u${ARG1}@default)
exten => s,104,Hangup
exten => a,1,VoiceMailMain($ARG1}@default)