[earthtech1]
exten => s,1,Dial(SIP/sipura_earthtech1,90,tTr)
include => default
exten => _.,1,Dial(Zap/1/${EXTEN},90,r)

[earthtech2]
exten => s,1,Dial(SIP/sipura_earthtech2,90,tTr)
include => default
exten => _.,1,Dial(Zap/2/${EXTEN},90,r)

[earthtech3]
exten => s,1,Dial(SIP/sipura_earthtech3,90,tTr)
include => default
exten => _.1,Dial(Zap/3/${EXTEN},90,r)

[earthtech4]
exten => s,1,Dial(SIP/sipura_earthtech4,90,tTr)
include => default
exten => _.1,Dial(Zap/4/${EXTEN},90,r)