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--- features:new-in-4.3.x [2015/06/04 10:45] – miconda
+++ features:new-in-4.3.x [2016/05/12 13:28] (current) – [Kamailio SIP Server (SER) - New Features in v4.3.x] wordsmithing on the version mslehto
@@ Line 1: / Line 1: @@
 ====== Kamailio SIP Server (SER) - New Features in v4.3.x ======
-**Current stable version is numbered 4.3.x and it was released in June 2015**.
+**First release in this series is numbered 4.3.x and it was released in June 10, 2015**.
 <fc #0000FF>
-**Previous version was 4.2.x (released on October 16, 2014), see what was new in that release at:**
+**Previous stable version was 4.2.x (released on October 16, 2014), see what was new in that release at:**
 </fc>
   * <fc #0000FF>http://www.kamailio.org/wiki/features/new-in-4.2.x</fc>
@@ Line 15: / Line 15: @@
   * API-like shared key peer-to-peer authentication using SHA hashing
-  * http://kamailio.org/docs/modules/devel/modules/auth_xkeys.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/auth_xkeys.html
 ==== dmq_usrloc ====
   * distribute user location (usrloc) records between Kamailio servers using distributed message queue (dmq)
-  * http://kamailio.org/docs/modules/devel/modules/dmq_usrloc.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/dmq_usrloc.html
 ==== erlang ====
   * connector to Erlang node
-  * http://kamailio.org/docs/modules/devel/modules/erlang.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/erlang.html
 ==== geoip2 ====
   * GeoIP API for configuration file using the new library with support for IPv6
-  * http://kamailio.org/docs/modules/devel/modules/geoip2.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/geoip2.html
 ==== jansson ====
@@ Line 36: / Line 36: @@
   * JSON document management using Jansson library
   * it has support for JSON-PATH
-  * http://kamailio.org/docs/modules/devel/modules/jansson.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/jansson.html
 ==== janssonrpc-c ====
   * JSON-RPC over netstrings client using Jansson library
-  * http://kamailio.org/docs/modules/devel/modules/janssonrpc-c.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/janssonrpc-c.html
 ==== statsd ====
   * enables sending data to the statsd framework directly from kamailio.cfg
-  * http://kamailio.org/docs/modules/devel/modules/statsd.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/statsd.html
 ==== rtjson ====
   * SIP routing based on JSON API
-  * http://kamailio.org/docs/modules/devel/modules/rtjson.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/rtjson.html
 ==== tcpops ====
   * enables control of the TCP options (such as the keepalive mechanism), on demand, and on a per-socket basis
-  * http://kamailio.org/docs/modules/devel/modules/tcpops.html
+  * http://kamailio.org/docs/modules/4.3.x/modules/tcpops.html
 ===== New in Old Modules =====
+==== acc ====
+   * new parameter cdr_on_failed to control writing cds for failed dialogs
 ==== app_lua ====
@@ Line 66: / Line 70: @@
     * sr.tm.t_next_contatcs
     * sr.tm.t_on_branch_failure
+  * exported the APIs from uac and ndb_mongodb modules
 ==== auth_radius ====
@@ Line 78: / Line 83: @@
   * added custom AVP to transport Call-ID in diameter request
   * added new counter(stat) for worker queue lenght - this will give an indication that workers are not keeping up with load if it gets too big
+  * added stickiness to loadbalancing of diameter peers
 ==== cdpavp ====
@@ Line 90: / Line 96: @@
   * added Redis support for distributed cnxcc nodes
+==== ctl ====
+  * default path for ctl socket file is: /var/run/kamailio/kamailio_ctl
 ==== db_mysql ====
@@ Line 95: / Line 105: @@
   * added parameter to change affected rows value for UPDATE queries
     * when enabled will return the number of matched/foudn rows as opposed to the number of updated rows
+  * set back tick as quoting char for table and column names
 ==== db_postgres ====
@@ Line 102: / Line 113: @@
 ==== db_text ====
-  *  added affected rows capability
+  * added affected rows capability
+  * support for OP_NEQ
+  * simple raw query support for select operation
 ==== dialog ====
   * option to add custom headers for local requests to callee
+  * don't send keepalive if dialog not in confirmed state
 ==== dialog_ng ====
@@ Line 126: / Line 140: @@
   * new function ds_list_exist() to check if a dispatcher set exists
   * added per gateway and global send socket configuration
+==== dmq ====
+  * resolve multiple IPv4/IPv6 addresses for a single notification address
+    * optionally enabled by new parameter "multi_notify"
+    * includes addresses from DNS SRV records, A and AAAA records
+==== geoip ====
+  * return continent id via contid attribute
 ==== ims_charging ====
@@ Line 131: / Line 155: @@
   * added realtime DB support for Ro sessions
   * added support for trunk ID in Ro CCR
+  * added access-network-information data to CCR - allows OCS to know location of UE when charge was made
+  * added extra statistic: replies received for CCRs
 ==== ims_icscf ====
@@ Line 140: / Line 166: @@
   * use separate process to manage reginfo subscribes and publishes
   * new pseude-variable to get username of Contact that was used during registration
+  * added optinal extra parameter for lookup_transport - allows avp,pv,etc to be used as URI in search for lookup_transport
 ==== ims_registrar_scscf ====
@@ Line 148: / Line 175: @@
   * new parameter notification_list_size_threshold
   * new function term_impu_has_contact - use this function to check if an IMPU has a valid contact
+  * added support to receive RTR on Cx/Dx interface
 ==== ims_qos ====
@@ Line 154: / Line 182: @@
   * Rx_AAR - new parameters that let you set sub-id and sub-id-type
   * new parameter cdp_event_list_size_threshold
+  * added stats framework and basic stats
+  * added new statistic aar_replies_received
 ==== ims_usrloc_pcscf ====
@@ Line 163: / Line 193: @@
   * added database support for subscriptions
   * callback when contact is deleted/removed
+==== ipops ====
+  * added function to perform dns srv query in config
+  * new config variable $srvquery(key) gives access to result
 ==== jsonrpc-s ====
   * support to receive RPC commands via FIFO file
+    * JSON-RPC commands can be sent now via a FIFO file, as alternative to (or together with) HTTP/S
+==== mi_fifo ====
+  * default path to fifo file is /var/run/kamailio/kamailio_fifo
+==== msilo ====
+  * new parameter skip_notification_flag
+    * set to a flag value to be used to mark when the notification back to sender shouldn't be sent
 ==== nathelper ====
   * add append_sdp_oldmediaip parameter
+  * use always contact to build ruri and received field if available to send the ping
+==== ndb_mongodb ====
+  * added mongodb_find_one()
+    * find first matching document and return it
+    * faster when knowing it is supposed to be only one, or needing only one
 ==== ndb_redis ====
   * Redis authentication is now supported:
+    * modparam("ndb_redis", "server", "name=srvX;addr=127.0.0.2;port=6379;db=4;pass=mypassword")
-	modparam("ndb_redis", "server", "name=srvX;addr=127.0.0.2;port=6379;db=4;pass=mypassword")
+  * optionally allow starting without a connection to Redis server
 ==== pipelimit ====
@@ Line 189: / Line 241: @@
     * 1 - RC compliant, return "423 Interval Too Brief"
     * 2 - force min_expires in the subscription
+  * option to set priority for presentity documents
+    * xavp_cfg - new parameter to specify the name of xavp use to store attributes for publish processing
+    * priority can be set inside xavp_cfg with $xavp(xavp_cfg=>priority)
+    * priority is stored in a new column inside database table presentity for each publish that has the xavp set
+    * retrieve_order - new parameter to specify the order to retrieve the records from database. Default value is 0 (retrieve by received_time like so far). If set to 1, retrieve by priority value
+    * if xavp_cfg parameter is set but priority field inside it is not, then inside the database is stored a value based on timestamp so the newest records will have a higher value, preserving the old behaviour even the retrieve_order=1
+  * added sip_uri_match module parameter
+    * 0 - case sensitive (default)
+    * 1 - case insensitive
+  * added $subs(uri) - retrieve subscription uri, useful when handling subscribe updates
 ==== pua ====
@@ Line 209: / Line 272: @@
   * $sut - new variable that returns full uri for source address
   * added 7Bit encoding/decoding transformations
+  * new function xavp_params_explode(p, x)
+    * convert a string formatted as SIP params in xavp attribute
+    * e.g., xavp_params_explode("a=b;c=d;e=d", "x") results in:
+<code c>
+      $xavp(x=>a) = "b";
+      $xavp(x=>c) = "d";
+      $xavp(x=>e) = "f";
+</code>
+  * new config var - $sbranch(key)
+    * a static branch structure that can be used for config operations
+    * the key can be like for $branch(key)
+    * the static branch is not used for outbound routing, it is just a local container
+  * functions to manage ruri and branches using $sbranch(key)
+    * sbranch_set_ruri() -- use the $sbranch(key) attributes to update first branch fields (corresponding to r-uri)
+    * sbranch_append() -- use the $sbranch(key) attributes to append a branch (alternative to append_branch() which is not affecting r-uri branch)
+    * sbranch_reset() -- reset the attributes of $sbranch(key)
 ==== registrar ====
@@ Line 214: / Line 294: @@
   * add optional check for local path during lookup()
     * when performing a lookup the Path (if present) is evaluated and if the first hop is local we skip it to avoid looping
+  * add optional params to registered function
+    * 3rd parameter as flag is used to optionally restrict contacts when searching values are:
+      * 1 - match_callid
+      * 2 - match_received
+      * 3 - match_contact
+    * 4th parameter as flag to optionally perform action on positive match values are:
+      * 1 - set xavp_rcd with value from matched contact
 ==== rr ====
@@ Line 232: / Line 319: @@
    * new modparam force_send_interface
    * rtp_inst_pvar: pseudo variable to store the chosen RTP engine address
+   * added queried_nodes_limit parameter - configure the total number of nodes inside a set to be tried before giving up selecting a rtpengine
+   * support for IPv6 force_send_interface
 ==== sdpops ====
@@ Line 249: / Line 338: @@
   * options to set TLS versions lower limit
     * example: if method is set to TLSv1.1+, then the connection must be TLSv1.1 or newer
+  * reintroduced server side SNI support
+  * added server_name to module parameter
+  * set SNI for outbound connections via xavp
+  * new parameter: xavp_cfg to set the name of the xavp that holds attributes for tls connections
+    * server_name attribute can be used to specify SNI for outbound connections
 ==== tm ====
@@ Line 259: / Line 353: @@
   * $T_branch(uri) - return uri of the branch when processing a reply in tm onreply_route
 ==== tsilo ====
   * new MI and RPC commands
+  * use use_domain inherited from usrloc
-==== usrloc ====
+==== uac ====
-  * new parameter: ''close_expired_tcp''. When set to 1, usrloc will close the corresponding TCP connection for expired entries.
+  * counters for active, disabled and total number of registrations
+  * new fields in $uac_req() to allow execution of event route on reply
+    * attributes:
+      * evroute - set to 1 to enable execution of event route
+      * evparam - generic string value that will be available in event route
+      * evcode - sip reply code, available in event route
+      * evtype - type of the reply - received or local generated (e.g., timeout)
+  * option to execute event_route[uac:reply] for uac_req_send() replies
+    * $uac(evroute) has to be set to 1 and event_route[uac:reply] defined
+      * inside event_route[uac_reply] the $uac_req(...) variable is restored back as before uac_req_send(), having the values from that time, excepting:
+        * $uac_req(evcode) is set to the reply code
+        * $uac_req(evtype) is set to 1 if the reply was received or to 2 if the reply was self generated (e.g., case of transmission timeout)
+    * if $uac_req(evtype)==1, the message processed inside the event route is the received reply, otherwise is a faked request with no relation to the request sent out by uac_req_send()
+==== userblacklist ====
+  * adding new fifo commands
+    * dump_blacklist, check_blacklist, check_whitelist, check_userblacklist, check_userwhitelist commands
+==== usrloc ====
+  * new parameter: ''close_expired_tcp''. When set to 1, usrloc will close the corresponding TCP connection for expired entries
+  * store server_id, connection id and keepalive values for location records
+  * fetching of records for nat keepalives in db only is done using new partition column
 ==== xlog ====
@@ Line 289: / Line 408: @@
     * the upper limit is 31, it has to be at least 1
   * preprocessor subst rules are applied to pv names
+  * add support for per-TCP connection lifetime
+  * libsrdb1: mechanism to be able to quote table and column names
 === TLSF Memory Manager ===
@@ Line 300: / Line 421: @@
 ==== Default Config ====
+  * parameters with the paths to fifo and unixsocket control file are pointing to /var/run/kamailio/
 ===== Tools =====