-- Executing Dial("SIP/603-0854f948", "SIP/601") in new stack
-- Called 601
-- SIP/601-0852f428 is ringing
-- SIP/601-0852f428 answered SIP/603-0854f948
-- Started music on hold, class 'default', on channel 'SIP/603-0854f948'
-- Executing Dial("SIP/601-08576438", "SIP/602") in new stack
-- Called 602
-- SIP/602-0857b978 is ringing
(Calling party should hear ringing now, but hears nothing.)
-- Stopped music on hold on SIP/603-0854f948
== Spawn extension (richmond, 601, 1) exited non-zero on 'SIP/601-08576438<ZOMBIE>'
-- Incoming call: Got SIP response 500 "Internal Server Error" back from 192.168.1.31
-- SIP/602-0857b978 answered SIP/603-0854f948