exten => 3000,1,Playback,transfer
exten => 3000,2,Dial(IAX2/shidoiad&SIP/shido&SIP/shidoU|25|m)
exten => 3000,3,Dial(SIP/boink|20|m)
exten => 3000,4,Voicemail,u3000@shido
exten => 3000,103,Voicemail,b3000@shido