exten => o,1,Background(one-moment-please)
exten => o,2,Macro(get-vmcontext,${ARG1})
exten => o,3,GotoIf($["${VMCONTEXT}" = "it"]?4:100)
exten => o,4,GotoIf($["${VMCONTEXT}" = "test"]?99)
exten => o,99,dial(SIP/336)
exten => o,100,dial(SIP/302)