UTILS :: Ringing functionality
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Files |
| file | ring.c |
| | Only allow one 183 message per call-id
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| file | ring.h |
| | Module with several utiltity functions related to SIP messages handling
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| file | siputils.c |
| | Module with several utiltity functions related to SIP messages handling
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Detailed Description
In a parallel forking scenario you get several 183s with SDP. You don't want that your customers hear more than one ringtone or answer machine in parallel on the phone. So its necessary to drop the 183 in this cases and send a 180 instead.