[macro-exten-vm]                                      
; Call extension ${ARG1} for ${ARG2} seconds, divert to voicemail on busy or noreply
exten => s,1,GotoIf(${DB(CFIM/${ARG1})}?2:3) ; Get CFIM key
exten => s,2,Dial(Local/${DB(CF/${ARG1})}/n)   ; Unconditional forward
exten => s,3,DB(${DB(DNDStatus=DND/${ARG1})           
exten => s,4,GotoIf(${DNDStatus}=YES?107:6)
exten => s,5,Set(${DB(LASTCALL/${ARG1})=${CALLERIDNUM})
exten => s,6,Dial(SIP/${ARG1},${ARG2})
exten => s,7,Voicemail(u${ARG1})
exten => s,8,Playback(vm-goodbye)
exten => s,9,Hangup 
exten => s,107,Voicemail(b${ARG1})
exten => s,108,Playback(vm-goodbye)
exten => s,109,Hangup