vim extensions_additional.conf
[ext-did-0002] include => ext-did-0002-custom exten => fax,1,Goto(ext-fax,in_fax,1) exten => 4772085,1,Set(__FROM_DID=${EXTEN}) exten => 4772085,n,Gosub(app-blacklist-check,s,1) exten => 4772085,n,ExecIf($[ "${CALLERID(name)}" = "" ] ,Set,CALLERID(name)=${CALLERID(num)}) exten => 4772085,n,Set(__CALLINGPRES_SV=${CALLINGPRES_${CALLINGPRES}}) exten => 4772085,n,SetCallerPres(allowed_not_screened) exten => 4772085,n,Goto(from-did-direct,30,1) ; Cambiar para redireccionamiento cuando llamen desde la PSTN