Re: [SR-Users] BLFs are not working

Forgot to add: debian 11 Kamailio 5.4.4 Phones ARE behind NAT Jerry On 2021-09-29 1:35 a.m., Jerry Kendall wrote: > > > Hi there... > > > Trying to get the BLFs working... Not much luck > > > Registration works and device to device calls work but the BLFs > dont.... > > > Does anyone have a basic config where the BLFs work and calls work > that I can try? > > > If not, can someone point me in the right direction? > > > > I get LOTS of these types of NOTIFYs but never one with a body... > > > > NOTIFY sip:305@10..10.10.223:34571 SIP/2.0 > Via: SIP/2.0/UDP > a.b.c.d:port;branch=z9hG4bKeb43.45649b07000000000000000000000000.0 > To: <sip:305@domain.net>;tag=697604941 > From: > <sip:301@domain.net>;tag=5e1ee053cf7168b9d3ee9c05740f837c-998270a1 > CSeq: 2 NOTIFY > Call-ID: 1023132872-34571-5(a)BA.CEG.HG.GC > Content-Length: 0 > User-Agent: kamailio (5.4.4 (x86_64/linux)) > Max-Forwards: 70 > Event: dialog > Contact: <sip:a.b.c.d:port> > Subscription-State: terminated;reason=timeout > > > > > Below, this is my config taken from > https://kb.asipto.com/kamailio:presence:k43-blf > > ============================ > > > #!KAMAILIO > > #!define WITH_MYSQL > #!define WITH_AUTH > #!define WITH_NAT > #!define WITH_NATSIPPING > #!define WITH_USRLOCDB > #!define WITH_PRESENCE > #!define WITH_MULTIDOMAIN > > # > # Kamailio (OpenSER) SIP Server v4.3 - default configuration script > #     - web: http://www.kamailio.org > #     - git: http://sip-router.org > # > # Direct your questions about this file to: > &lt;sr-users(a)lists.sip-router.org&gt; > # > # Refer to the Core CookBook at http://www.kamailio.org/wiki/ > # for an explanation of possible statements, functions and > parameters. > # > # Several features can be enabled using '#!define WITH_FEATURE' > directives: > # > # *** To run in debug mode: > #     - define WITH_DEBUG > # > # *** To enable mysql: > #     - define WITH_MYSQL > # > # *** To enable authentication execute: > #     - enable mysql > #     - define WITH_AUTH > #     - add users using 'kamctl' > # > # *** To enable IP authentication execute: > #     - enable mysql > #     - enable authentication > #     - define WITH_IPAUTH > #     - add IP addresses with group id '1' to 'address' table > # > # *** To enable persistent user location execute: > #     - enable mysql > #     - define WITH_USRLOCDB > # > # *** To enable presence server execute: > #     - enable mysql > #     - define WITH_PRESENCE > # > # *** To enable nat traversal execute: > #     - define WITH_NAT > #     - install RTPProxy: http://www.rtpproxy.org > #     - start RTPProxy: > #        rtpproxy -l _your_public_ip_ -s udp:localhost:7722 > #     - option for NAT SIP OPTIONS keepalives: WITH_NATSIPPING > # > # *** To enable PSTN gateway routing execute: > #     - define WITH_PSTN > #     - set the value of pstn.gw_ip > #     - check route[PSTN] for regexp routing condition > # > # *** To enable database aliases lookup execute: > #     - enable mysql > #     - define WITH_ALIASDB > # > # *** To enable speed dial lookup execute: > #     - enable mysql > #     - define WITH_SPEEDDIAL > # > # *** To enable multi-domain support execute: > #     - enable mysql > #     - define WITH_MULTIDOMAIN > # > # *** To enable TLS support execute: > #     - adjust CFGDIR/tls.cfg as needed > #     - define WITH_TLS > # > # *** To enable XMLRPC support execute: > #     - define WITH_XMLRPC > #     - adjust route[XMLRPC] for access policy > # > # *** To enable anti-flood detection execute: > #     - adjust pike and htable=>ipban settings as needed (default is > #       block if more than 16 requests in 2 seconds and ban for > 300 seconds) > #     - define WITH_ANTIFLOOD > # > # *** To block 3XX redirect replies execute: > #     - define WITH_BLOCK3XX > # > # *** To enable VoiceMail routing execute: > #     - define WITH_VOICEMAIL > #     - set the value of voicemail.srv_ip > #     - adjust the value of voicemail.srv_port > # > # *** To enhance accounting execute: > #     - enable mysql > #     - define WITH_ACCDB > #     - add following columns to database > #!ifdef ACCDB_COMMENT >   ALTER TABLE acc ADD COLUMN src_user VARCHAR(64) NOT NULL DEFAULT > ''; >   ALTER TABLE acc ADD COLUMN src_domain VARCHAR(128) NOT NULL > DEFAULT ''; >   ALTER TABLE acc ADD COLUMN src_ip varchar(64) NOT NULL default ''; >   ALTER TABLE acc ADD COLUMN dst_ouser VARCHAR(64) NOT NULL > DEFAULT ''; >   ALTER TABLE acc ADD COLUMN dst_user VARCHAR(64) NOT NULL DEFAULT > ''; >   ALTER TABLE acc ADD COLUMN dst_domain VARCHAR(128) NOT NULL > DEFAULT ''; >   ALTER TABLE missed_calls ADD COLUMN src_user VARCHAR(64) NOT > NULL DEFAULT ''; >   ALTER TABLE missed_calls ADD COLUMN src_domain VARCHAR(128) NOT > NULL DEFAULT ''; >   ALTER TABLE missed_calls ADD COLUMN src_ip varchar(64) NOT NULL > default ''; >   ALTER TABLE missed_calls ADD COLUMN dst_ouser VARCHAR(64) NOT > NULL DEFAULT ''; >   ALTER TABLE missed_calls ADD COLUMN dst_user VARCHAR(64) NOT > NULL DEFAULT ''; >   ALTER TABLE missed_calls ADD COLUMN dst_domain VARCHAR(128) NOT > NULL DEFAULT ''; > #!endif > > ####### Include Local Config If Exists ######### > import_file "kamailio-local.cfg" > > ####### Defined Values ######### > > # *** Value defines - IDs used later in config > #!ifdef WITH_MYSQL > # - database URL - used to connect to database server by modules such > #       as: auth_db, acc, usrloc, a.s.o. > #!ifndef DBURL > #!trydef DBURL "mysql://user:passwd@127.0.0.1/kamailio" > #!endif > #!endif > #!ifdef WITH_MULTIDOMAIN > # - the value for 'use_domain' parameters > #!define MULTIDOMAIN 1 > #!else > #!define MULTIDOMAIN 0 > #!endif > > # - flags > #   FLT_ - per transaction (message) flags > #       FLB_ - per branch flags > #!define FLT_ACC 1 > #!define FLT_ACCMISSED 2 > #!define FLT_ACCFAILED 3 > #!define FLT_NATS 5 > #!define FLT_DLG 9 > #!define FLT_DLGINFO 10 > > #!define FLB_NATB 6 > #!define FLB_NATSIPPING 7 > > ####### Global Parameters ######### > > ### LOG Levels: 3=DBG, 2=INFO, 1=NOTICE, 0=WARN, -1=ERR > #!ifdef WITH_DEBUG > debug=4 > log_stderror=yes > #!else > debug=2 > log_stderror=no > #!endif > > memdbg=5 > memlog=5 > > log_facility=LOG_LOCAL0 > > fork=yes > children=4 > > /* uncomment the next line to disable TCP (default on) */ > #disable_tcp=yes > > /* uncomment the next line to disable the auto discovery of local > aliases >    based on reverse DNS on IPs (default on) */ > #auto_aliases=no > > /* add local domain aliases */ > #alias="sip.mydomain.com" > > /* uncomment and configure the following line if you want Kamailio to >    bind on a specific interface/port/proto (default bind on all > available) */ > listen=udp:a.b.c.d:port > > /* port to listen to >  * - can be specified more than once if needed to listen on many > ports */ > port=8081 > > #!ifdef WITH_TLS > enable_tls=yes > #!endif > > # life time of TCP connection when there is no traffic > # - a bit higher than registration expires to cope with UA behind NAT > tcp_connection_lifetime=3605 > > ####### Custom Parameters ######### > > # These parameters can be modified runtime via RPC interface > # - see the documentation of 'cfg_rpc' module. > # > # Format: group.id = value 'desc' description > # Access: $sel(cfg_get.group.id) or @cfg_get.group.id > # > > #!ifdef WITH_PSTN > # PSTN GW Routing > # > # - pstn.gw_ip: valid IP or hostname as string value, example: > # pstn.gw_ip = "10.0.0.101" desc "My PSTN GW Address" > # > # - by default is empty to avoid misrouting > pstn.gw_ip = "" desc "PSTN GW Address" > pstn.gw_port = "" desc "PSTN GW Port" > #!endif > > #!ifdef WITH_VOICEMAIL > # VoiceMail Routing on offline, busy or no answer > # > # - by default Voicemail server IP is empty to avoid misrouting > voicemail.srv_ip = "" desc "VoiceMail IP Address" > voicemail.srv_port = "5060" desc "VoiceMail Port" > #!endif > > ####### Modules Section ######## > > /* set paths to location of modules */ > # mpath="/usr/lib/x86_64-linux-gnu/kamailio/modules/" > > #!ifdef WITH_MYSQL > loadmodule "db_mysql.so" > #!endif > > loadmodule "jsonrpcs.so" > loadmodule "kex.so" > loadmodule "corex.so" > loadmodule "tm.so" > loadmodule "tmx.so" > loadmodule "sl.so" > loadmodule "rr.so" > loadmodule "pv.so" > loadmodule "maxfwd.so" > loadmodule "usrloc.so" > loadmodule "registrar.so" > loadmodule "textops.so" > loadmodule "siputils.so" > loadmodule "xlog.so" > loadmodule "sanity.so" > loadmodule "ctl.so" > loadmodule "cfg_rpc.so" > loadmodule "acc.so" > > #!ifdef WITH_AUTH > loadmodule "auth.so" > loadmodule "auth_db.so" > #!ifdef WITH_IPAUTH > loadmodule "permissions.so" > #!endif > #!endif > > #!ifdef WITH_ALIASDB > loadmodule "alias_db.so" > #!endif > > #!ifdef WITH_SPEEDDIAL > loadmodule "speeddial.so" > #!endif > > #!ifdef WITH_MULTIDOMAIN > loadmodule "domain.so" > #!endif > > #!ifdef WITH_PRESENCE > loadmodule "presence.so" > loadmodule "presence_xml.so" > loadmodule "presence_dialoginfo.so" > loadmodule "pua.so" > loadmodule "pua_dialoginfo.so" > > #!endif > > #!ifdef WITH_NAT > loadmodule "nathelper.so" > loadmodule "rtpproxy.so" > #!endif > > #!ifdef WITH_TLS > loadmodule "tls.so" > #!endif > > #!ifdef WITH_ANTIFLOOD > loadmodule "htable.so" > loadmodule "pike.so" > #!endif > > #!ifdef WITH_XMLRPC > loadmodule "xmlrpc.so" > #!endif > > #!ifdef WITH_DEBUG > loadmodule "debugger.so" > #!endif > > loadmodule "dialog.so" > > # ----------------- setting module-specific parameters > --------------- > > > # ----- tm params ----- > # auto-discard branches from previous serial forking leg > modparam("tm", "failure_reply_mode", 3) > # default retransmission timeout: 30sec > modparam("tm", "fr_timer", 30000) > # default invite retransmission timeout after 1xx: 120sec > modparam("tm", "fr_inv_timer", 120000) > > > # ----- rr params ----- > # set next param to 1 to add value to ;lr param (helps with some UAs) > modparam("rr", "enable_full_lr", 0) > # do not append from tag to the RR (no need for this script) > modparam("rr", "append_fromtag", 0) > > > # ----- registrar params ----- > modparam("registrar", "method_filtering", 1) > /* uncomment the next line to disable parallel forking via > location */ > # modparam("registrar", "append_branches", 0) > /* uncomment the next line not to allow more than 10 contacts per > AOR */ > #modparam("registrar", "max_contacts", 10) > # max value for expires of registrations > modparam("registrar", "max_expires", 3600) > # set it to 1 to enable GRUU > modparam("registrar", "gruu_enabled", 0) > > > # ----- acc params ----- > /* what special events should be accounted ? */ > modparam("acc", "early_media", 0) > modparam("acc", "report_ack", 0) > modparam("acc", "report_cancels", 0) > /* by default ww do not adjust the direct of the sequential requests. >    if you enable this parameter, be sure the enable "append_fromtag" >    in "rr" module */ > modparam("acc", "detect_direction", 0) > /* account triggers (flags) */ > modparam("acc", "log_flag", FLT_ACC) > modparam("acc", "log_missed_flag", FLT_ACCMISSED) > modparam("acc", "log_extra", >         "src_user=$fU;src_domain=$fd;src_ip=$si;" >         "dst_ouser=$tU;dst_user=$rU;dst_domain=$rd") > modparam("acc", "failed_transaction_flag", FLT_ACCFAILED) > /* enhanced DB accounting */ > #!ifdef WITH_ACCDB > modparam("acc", "db_flag", FLT_ACC) > modparam("acc", "db_missed_flag", FLT_ACCMISSED) > modparam("acc", "db_url", DBURL) > modparam("acc", "db_extra", >         "src_user=$fU;src_domain=$fd;src_ip=$si;" >         "dst_ouser=$tU;dst_user=$rU;dst_domain=$rd") > #!endif > > > # ----- usrloc params ----- > /* enable DB persistency for location entries */ > #!ifdef WITH_USRLOCDB > modparam("usrloc", "db_url", DBURL) > modparam("usrloc", "db_mode", 2) > modparam("usrloc", "use_domain", MULTIDOMAIN) > #!endif > > > # ----- auth_db params ----- > #!ifdef WITH_AUTH > modparam("auth_db", "db_url", DBURL) > modparam("auth_db", "calculate_ha1", yes) > modparam("auth_db", "password_column", "password") > modparam("auth_db", "load_credentials", "") > modparam("auth_db", "use_domain", MULTIDOMAIN) > > # ----- permissions params ----- > #!ifdef WITH_IPAUTH > modparam("permissions", "db_url", DBURL) > modparam("permissions", "db_mode", 1) > #!endif > > #!endif > > > # ----- alias_db params ----- > #!ifdef WITH_ALIASDB > modparam("alias_db", "db_url", DBURL) > modparam("alias_db", "use_domain", MULTIDOMAIN) > #!endif > > > # ----- speeddial params ----- > #!ifdef WITH_SPEEDDIAL > modparam("speeddial", "db_url", DBURL) > modparam("speeddial", "use_domain", MULTIDOMAIN) > #!endif > > > # ----- domain params ----- > #!ifdef WITH_MULTIDOMAIN > modparam("domain", "db_url", DBURL) > # register callback to match myself condition with domains list > modparam("domain", "register_myself", 1) > #!endif > > > #!ifdef WITH_PRESENCE > # ----- presence params ----- > modparam("presence", "db_url", DBURL) > modparam("presence", "server_address", "sip:a.b.c.d:port" ) > modparam("presence", "send_fast_notify", 0) > modparam("presence", "db_update_period", 20) > modparam("presence", "clean_period", 40) > modparam("presence", "subs_db_mode", 2) > modparam("presence", "fetch_rows", 1000) > > # ----- presence_xml params ----- > modparam("presence_xml", "db_url", DBURL) > modparam("presence_xml", "force_active", 1) > > # ----- presence_dialoginfo params ----- > modparam("presence_dialoginfo", "force_single_dialog", 0) > > # ----- pua params ----- > modparam("pua", "db_url", DBURL) > modparam("pua", "db_mode", 2) > modparam("pua", "update_period", 60) > modparam("pua", "dlginfo_increase_version", 0) > modparam("pua", "reginfo_increase_version", 0) > modparam("pua", "check_remote_contact", 1) > modparam("pua", "fetch_rows", 1000) > > # ----- pua_dialoginfo params ----- > modparam("pua_dialoginfo", "include_callid", 1) > modparam("pua_dialoginfo", "send_publish_flag", FLT_DLGINFO) > modparam("pua_dialoginfo", "caller_confirmed", 0) > modparam("pua_dialoginfo", "include_tags", 1) > modparam("pua_dialoginfo", "override_lifetime", 124) > > #!endif > > # ----- dialog params ----- > modparam("dialog", "db_url", DBURL) > modparam("dialog", "enable_stats", 1) > modparam("dialog", "db_mode", 1) > modparam("dialog", "dlg_flag", FLT_DLG) > > #!ifdef WITH_NAT > # ----- rtpproxy params ----- > modparam("rtpproxy", "rtpproxy_sock", "udp:127.0.0.1:7722") > > # ----- nathelper params ----- > modparam("nathelper", "natping_interval", 30) > modparam("nathelper", "ping_nated_only", 1) > modparam("nathelper", "sipping_bflag", FLB_NATSIPPING) > modparam("nathelper", "sipping_from", "sip:pinger@kamailio.org") > > # params needed for NAT traversal in other modules > modparam("nathelper|registrar", "received_avp", "$avp(RECEIVED)") > modparam("usrloc", "nat_bflag", FLB_NATB) > #!endif > > > #!ifdef WITH_TLS > # ----- tls params ----- > modparam("tls", "config", "/usr/local/etc/kamailio/tls.cfg") > #!endif > > #!ifdef WITH_ANTIFLOOD > # ----- pike params ----- > modparam("pike", "sampling_time_unit", 2) > modparam("pike", "reqs_density_per_unit", 16) > modparam("pike", "remove_latency", 4) > > # ----- htable params ----- > # ip ban htable with autoexpire after 5 minutes > modparam("htable", "htable", "ipban=>size=8;autoexpire=300;") > #!endif > > #!ifdef WITH_XMLRPC > # ----- xmlrpc params ----- > modparam("xmlrpc", "route", "XMLRPC"); > modparam("xmlrpc", "url_match", "^/RPC") > #!endif > > #!ifdef WITH_DEBUG > # ----- debugger params ----- > modparam("debugger", "cfgtrace", 1) > modparam("debugger", "log_level_name", "exec") > #!endif > > ####### Routing Logic ######## > > > # Main SIP request routing logic > # - processing of any incoming SIP request starts with this route > # - note: this is the same as route { ... } > request_route { > >         # per request initial checks >         route(REQINIT); > >         # NAT detection >         route(NATDETECT); > >         # CANCEL processing >         if (is_method("CANCEL")) { >                 if (t_check_trans()) { >                         route(RELAY); >                 } >                 exit; >         } > >         # handle requests within SIP dialogs >         route(WITHINDLG); > >         ### only initial requests (no To tag) > >         # handle retransmissions >         if(t_precheck_trans()) { >                 t_check_trans(); >                 exit; >         } >         t_check_trans(); > >         # authentication >         route(AUTH); > >         # record routing for dialog forming requests (in case they > are routed) >         # - remove preloaded route headers >         remove_hf("Route"); >         if (is_method("INVITE|SUBSCRIBE")) >                 record_route(); > >         # account only INVITEs >         if (is_method("INVITE")) { >                 setflag(FLT_ACC); # do accounting >         } > >         # dispatch requests to foreign domains >         route(SIPOUT); > >         ### requests for my local domains > >         # handle presence related requests >         route(PRESENCE); > >         # handle registrations >         route(REGISTRAR); > >         if ($rU==$null) { >                 # request with no Username in RURI >                 sl_send_reply("484","Address Incomplete"); >                 exit; >         } > >         # dispatch destinations to PSTN >         route(PSTN); > >         # user location service >         route(LOCATION); > } > > # Wrapper for relaying requests > route[RELAY] { > >         # enable additional event routes for forwarded requests >         # - serial forking, RTP relaying handling, a.s.o. >         if (is_method("INVITE|BYE|SUBSCRIBE|UPDATE")) { >                 if(!t_is_set("branch_route")) > t_on_branch("MANAGE_BRANCH"); >         } >         if (is_method("INVITE|SUBSCRIBE|UPDATE")) { >                 if(!t_is_set("onreply_route")) > t_on_reply("MANAGE_REPLY"); >         } >         if (is_method("INVITE")) { >                 if(!t_is_set("failure_route")) > t_on_failure("MANAGE_FAILURE"); >         } > >         if(is_method("INVITE|BYE|UPDATE|CANCEL|ACK")) { >                 setflag(FLT_DLGINFO); >                 dlg_manage(); >         } > >         if (!t_relay()) { >                 sl_reply_error(); >         } >         exit; > } > > # Per SIP request initial checks > route[REQINIT] { > #!ifdef WITH_ANTIFLOOD >         # flood dection from same IP and traffic ban for a while >         # be sure you exclude checking trusted peers, such as pstn > gateways >         # - local host excluded (e.g., loop to self) >         if(src_ip!=myself) { >                 if($sht(ipban=>$si)!=$null) { >                         # ip is already blocked >                         xdbg("request from blocked IP - $rm from > $fu (IP:$si:$sp)\n"); >                         exit; >                 } >                 if (!pike_check_req()) { >                         xlog("L_ALERT","ALERT: pike blocking $rm > from $fu (IP:$si:$sp)\n"); >                         $sht(ipban=>$si) = 1; >                         exit; >                 } >         } >         if($ua =~ "friendly-scanner") { >                 sl_send_reply("200", "OK"); >                 exit; >         } > #!endif > >         if (!mf_process_maxfwd_header("10")) { >                 sl_send_reply("483","Too Many Hops"); >                 exit; >         } > >         if(is_method("OPTIONS") && uri==myself && $rU==$null) { >                 sl_send_reply("200","Keepalive"); >                 exit; >         } > >         if(!sanity_check("1511", "7")) { >                 xlog("Malformed SIP message from $si:$sp\n"); >                 exit; >         } > } > > # Handle requests within SIP dialogs > route[WITHINDLG] { >         if (!has_totag()) return; > >         # sequential request withing a dialog should >         # take the path determined by record-routing >         if (loose_route()) { >                 route(DLGURI); >                 if (is_method("BYE")) { >                         setflag(FLT_ACC); # do accounting ... >                         setflag(FLT_ACCFAILED); # ... even if the > transaction fails >                 } >                 else if ( is_method("ACK") ) { >                         # ACK is forwarded statelessy >                         route(NATMANAGE); >                 } >                 else if ( is_method("NOTIFY") ) { >                         # Add Record-Route for in-dialog NOTIFY as > per RFC 6665. >                         record_route(); >                 } >                 route(RELAY); >                 exit; >         } > >         if (is_method("SUBSCRIBE") && uri == myself) { >                 # in-dialog subscribe requests >                 route(PRESENCE); >                 exit; >         } >         if ( is_method("ACK") ) { >                 if ( t_check_trans() ) { >                         # no loose-route, but stateful ACK; >                         # must be an ACK after a 487 >                         # or e.g. 404 from upstream server >                         route(RELAY); >                         exit; >                 } else { >                         # ACK without matching transaction ... > ignore and discard >                         exit; >                 } >         } >         sl_send_reply("404","Not here"); >         exit; > } > > # Handle SIP registrations > route[REGISTRAR] { >         if (!is_method("REGISTER")) return; > >         if(isflagset(FLT_NATS)) { >                 setbflag(FLB_NATB); > #!ifdef WITH_NATSIPPING >                 # do SIP NAT pinging >                 setbflag(FLB_NATSIPPING); > #!endif >         } >         if (!save("location")) >                 sl_reply_error(); >         exit; > } > > # User location service > route[LOCATION] { > > #!ifdef WITH_SPEEDDIAL >         # search for short dialing - 2-digit extension >         if($rU=~"^[0-9][0-9]$") >                 if(sd_lookup("speed_dial")) >                         route(SIPOUT); > #!endif > > #!ifdef WITH_ALIASDB >         # search in DB-based aliases >         if(alias_db_lookup("dbaliases")) >                 route(SIPOUT); > #!endif > >         $avp(oexten) = $rU; >         if (!lookup("location")) { >                 $var(rc) = $rc; >                 route(TOVOICEMAIL); >                 t_newtran(); >                 switch ($var(rc)) { >                         case -1: >                         case -3: >                                 send_reply("404", "Not Found"); >                                 exit; >                         case -2: >                                 send_reply("405", "Method Not > Allowed"); >                                 exit; >                 } >         } > >         # when routing via usrloc, log the missed calls also >         if (is_method("INVITE")) { >                 setflag(FLT_ACCMISSED); >         } > >         route(RELAY); >         exit; > } > > # Presence server processing > route[PRESENCE] { >         if(!is_method("PUBLISH|SUBSCRIBE")) >                 return; > >         if(is_method("SUBSCRIBE") && > $hdr(Event)=="message-summary") { >                 route(TOVOICEMAIL); >                 # returns here if no voicemail server is configured >                 sl_send_reply("404", "No voicemail service"); >                 exit; >         } > > #!ifdef WITH_PRESENCE >         if (!t_newtran()) { >                 sl_reply_error(); >                 exit; >         } > >         if(is_method("PUBLISH")) { >                 handle_publish(); >                 t_release(); >         } else if(is_method("SUBSCRIBE")) { >                 handle_subscribe(); >                 t_release(); >         } >         exit; > #!endif > >         # if presence enabled, this part will not be executed >         if (is_method("PUBLISH") || $rU==$null) { >                 sl_send_reply("404", "Not here"); >                 exit; >         } >         return; > } > > # IP authorization and user uthentication > route[AUTH] { > #!ifdef WITH_AUTH > > #!ifdef WITH_IPAUTH >         if((!is_method("REGISTER")) && allow_source_address()) { >                 # source IP allowed >                 return; >         } > #!endif > >         if (is_method("REGISTER") || from_uri==myself) >         { >                 # authenticate requests >                 if (!auth_check("$fd", "subscriber", "1")) { >                         auth_challenge("$fd", "0"); >                         exit; >                 } >                 # user authenticated - remove auth header >                 if(!is_method("REGISTER|PUBLISH")) >                         consume_credentials(); >         } >         # if caller is not local subscriber, then check if it calls >         # a local destination, otherwise deny, not an open relay here >         if (from_uri!=myself && uri!=myself) { >                 sl_send_reply("403","Not relaying"); >                 exit; >         } > > #!endif >         return; > } > > # Caller NAT detection > route[NATDETECT] { > #!ifdef WITH_NAT >         force_rport(); >         if (nat_uac_test("19")) { >                 if (is_method("REGISTER")) { >                         fix_nated_register(); >                 } else { >                         if(is_first_hop()) >                                 set_contact_alias(); >                 } >                 setflag(FLT_NATS); >         } > #!endif >         return; > } > > # RTPProxy control and singaling updates for NAT traversal > route[NATMANAGE] { > #!ifdef WITH_NAT >         if (is_request()) { >                 if(has_totag()) { >                         if(check_route_param("nat=yes")) { >                                 setbflag(FLB_NATB); >                         } >                 } >         } >         if (!(isflagset(FLT_NATS) || isbflagset(FLB_NATB))) >                 return; > >         rtpproxy_manage("co"); > >         if (is_request()) { >                 if (!has_totag()) { >                         if(t_is_branch_route()) { >                                 add_rr_param(";nat=yes"); >                         } >                 } >         } >         if (is_reply()) { >                 if(isbflagset(FLB_NATB)) { >                         if(is_first_hop()) >                                 set_contact_alias(); >                 } >         } > #!endif >         return; > } > > # URI update for dialog requests > route[DLGURI] { > #!ifdef WITH_NAT >         if(!isdsturiset()) { >                 handle_ruri_alias(); >         } > #!endif >         return; > } > > # Routing to foreign domains > route[SIPOUT] { >         if (uri==myself) return; > >         append_hf("P-hint: outbound\r\n"); >         route(RELAY); >         exit; > } > > # PSTN GW routing > route[PSTN] { > #!ifdef WITH_PSTN >         # check if PSTN GW IP is defined >         if (strempty($sel(cfg_get.pstn.gw_ip))) { >                 xlog("SCRIPT: PSTN rotuing enabled but pstn.gw_ip > not defined\n"); >                 return; >         } > >         # route to PSTN dialed numbers starting with '+' or '00' >         #     (international format) >         # - update the condition to match your dialing rules for > PSTN routing >         if(!($rU=~"^(\+|00)[1-9][0-9]{3,20}$")) >                 return; > >         # only local users allowed to call >         if(from_uri!=myself) { >                 sl_send_reply("403", "Not Allowed"); >                 exit; >         } > >         if (strempty($sel(cfg_get.pstn.gw_port))) { >                 $ru = "sip:" + $rU + "@" + $sel(cfg_get.pstn.gw_ip); >         } else { >                 $ru = "sip:" + $rU + "@" + > $sel(cfg_get.pstn.gw_ip) + ":" >                                         + $sel(cfg_get.pstn.gw_port); >         } > >         route(RELAY); >         exit; > #!endif > >         return; > } > > # XMLRPC routing > #!ifdef WITH_XMLRPC > route[XMLRPC] { >         # allow XMLRPC from localhost >         if ((method=="POST" || method=="GET") >                         && (src_ip==127.0.0.1)) { >                 # close connection only for xmlrpclib user agents > (there is a bug in >                 # xmlrpclib: it waits for EOF before interpreting > the response). >                 if ($hdr(User-Agent) =~ "xmlrpclib") >                         set_reply_close(); >                 set_reply_no_connect(); >                 dispatch_rpc(); >                 exit; >         } >         send_reply("403", "Forbidden"); >         exit; > } > #!endif > > # Routing to voicemail server > route[TOVOICEMAIL] { > #!ifdef WITH_VOICEMAIL >         if(!is_method("INVITE|SUBSCRIBE")) >                 return; > >         # check if VoiceMail server IP is defined >         if (strempty($sel(cfg_get.voicemail.srv_ip))) { >                 xlog("SCRIPT: VoiceMail rotuing enabled but IP not > defined\n"); >                 return; >         } >         if(is_method("INVITE")) { >                 if($avp(oexten)==$null) >                         return; >                 $ru = "sip:" + $avp(oexten) + "@" + > $sel(cfg_get.voicemail.srv_ip) >                                 + ":" + > $sel(cfg_get.voicemail.srv_port); >         } else { >                 if($rU==$null) >                         return; >                 $ru = "sip:" + $rU + "@" + > $sel(cfg_get.voicemail.srv_ip) >                                 + ":" + > $sel(cfg_get.voicemail.srv_port); >         } >         route(RELAY); >         exit; > #!endif > >         return; > } > > # Manage outgoing branches > branch_route[MANAGE_BRANCH] { >         xdbg("new branch [$T_branch_idx] to $ru\n"); >         route(NATMANAGE); > } > > # Manage incoming replies > onreply_route[MANAGE_REPLY] { >         xdbg("incoming reply\n"); >         if(status=~"[12][0-9][0-9]") >                 route(NATMANAGE); > } > > # Manage failure routing cases > failure_route[MANAGE_FAILURE] { >         route(NATMANAGE); > >         if (t_is_canceled()) { >                 exit; >         } > > #!ifdef WITH_BLOCK3XX >         # block call redirect based on 3xx replies. >         if (t_check_status("3[0-9][0-9]")) { >                 t_reply("404","Not found"); >                 exit; >         } > #!endif > > #!ifdef WITH_VOICEMAIL >         # serial forking >         # - route to voicemail on busy or no answer (timeout) >         if (t_check_status("486|408")) { >                 $du = $null; >                 route(TOVOICEMAIL); >                 exit; >         } > #!endif > } > > ====================== > > > __________________________________________________________ > Kamailio - Users Mailing List - Non Commercial Discussions >    *sr-users(a)lists.kamailio.org > Important: keep the mailing list in the recipients, do not reply > only to the sender! > Edit mailing list options or unsubscribe: > *https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users __________________________________________________________ Kamailio - Users Mailing List - Non Commercial Discussions    * sr-users(a)lists.kamailio.org Important: keep the mailing list in the recipients, do not reply only to the sender! 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