Something

[general]
static=yes
writeprotect=yes
autofallthrough=yes
learglobalvars=yes
priorityjumping=yes

[globals]
CONSOLE=Console/dsp                             ; Console interface for demo
;CONSOLE=Zap/1
;CONSOLE=Phone/phone0
IAXINFO=guest                                   ; IAXtel username/password
;IAXINFO=myuser:mypass
TRUNK=Zap/g2                                    ; Trunk interface

[routes]
exten => 0017400062932847,1,Macro(balkana,${EXTEN:7})
exten => 0017400XXXXXXXXX,1,Macro(balkana,${EXTEN:7})

[macro-balkana]
exten => s,1,Set(rotate_flag=${DB(rotate/balkana)})
exten => s,2,GotoIf(rotate_flag=="one"?3:5)
exten => s,3,DBput(rotate/balkana="two")
exten => s,4,Goto(1000)
exten => s,5,DBput(rotate/balkana="two")
exten => s,6,Goto(2000)
exten => s,1000,Dial(SIP/${ARG1}@77.239.8.106)
exten => s,1001,Dial(SIP/${ARG1}@77.239.8.120)
exten => s,2000,Dial(SIP/${ARG1}@77.239.8.120)
exten => s,2001,Dial(SIP/${ARG1}@77.239.8.106)