I try to get the MulticastRTP channel working with some snom phones, but I get the following error if I call the prepared extension.
; Extension 999
exten => 999,1,Dial(MulticastRTP/basic/188.8.131.52:5555)|30
;exten => 999,2,Hangup
If I call the 999 the * stopps working / kill itself:
[Aug 26 20:45:56] ERROR: chan_sip.c:27691 setup_srtp: No SRTP module loaded, can't setup SRTP session.
-- Executing [999@default:1] Dial("SIP/101-00000000", "MulticastRTP/basic/184.108.40.206:5555") in new stack
Disconnected from Asterisk server
Executing last minute cleanups