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2. What is new in 4.0.0
2.1 OpenSIPS Core
2.2 JSON module
- new $json_compact_noescape variable added
2.3 AAA_DIAMETER module
- A new parameter, max_json_log_size can be used to increase the size of printed JSONs in case of errors.
2.4 B2B_LOGIC module
- A new variable has been added $b2b_logic.peer that returns the peer of a given b2b_logic key, expressed as callid;from-tag;to-tag.
2.5 CALLOPS module
- The mi_call_hold and mi_call_unhold MI functions have been enhanced with two more parameters: leg that can specify which call to be put on hold, and headers that can be used to provide extra headers to the outgoing re-INVITE.
2.6 DIALOG module
- The load_dialog_ctx() function has been enhanced with a new parameter that allows filtering only active dialogs - that is dialogs that are not deleted, their state is lower than 5.
2.7 MI_DATAGRAM module
- A new parameter has been added socket_buf_size that can be used to tune the datagram buffer size - this can be useful when dealing with Unix Datagram Sockets communication, where buffer size is not limited to UDP size.