I’ve been searching for some old e-mails from a few years ago, trying to find a missing contact and bumped into this…
The initial instructions were something like this: ” so, it needs to call a person, play the wav and wait for dtmfs until the guy presses #.; afterwards play another wav and hang up”. I was young (and restless 
), not sure I’ve covered the request completely, but I was doing this:
- picked-up good old asterisk server and abused its sip.conf extension:
[general]
context=tutorial
allowoverlap=no
bindport=5060
bindaddr=0.0.0.0
srvlookup=yes
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; tutorial
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; my users
[cristina]
type=friend
username=cristina
callerid=cristina
secret=buhuhu
host=dynamic
context=tutorial
mailbox=666@mb_tutorial