How can I use sipsak to simulate a call so that there's an actual ring, or possibly even a sound is played?thufir@mordor:~$ thufir@mordor:~$ sudo sipsak -v --usrloc-mode --from sip:demo_alice@localhost --password 123 --sip-uri sip:thufir@localhostwarning: ignoring -i option when in usrloc modeAll usrloc tests completed successful.received last message 11.150 ms after first request (test duration).thufir@mordor:~$ 
how do I make a SIP phone ring with sipsak?
networking;command line;asterisk;voip;sip