<div dir="ltr">Have you tried changing the trunk's name from <b>opensips-trunk</b> to <b>kamailio-trunk</b>?<div><br></div><div>On the serious side, a SIP trace would help.</div><div> <br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Jul 25, 2019 at 12:26 PM Mihai Cezar <<a href="mailto:cezar@mokalife.ro">cezar@mokalife.ro</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi all,<div><br></div><div>I've tried to create a reverse proxy to forward incoming request that came from SIP provider to Asterisk PBX and forward the requests from asterisk to kamailio then sip provider.</div><div>What i get is that I see the invite, but is like no ACK.</div><div>Thanks in advance.</div><div>M</div><div><br></div><div><br></div><div>kamailio.cfg:</div><div><br></div><div>#!KAMAILIO<br>#<br><br>####### Defined Values #########<br># - flags<br># FLT_ - per transaction (message) flags<br># FLB_ - per branch flags<br>#!define FLT_ACC 1<br>#!define FLT_ACCMISSED 2<br>#!define FLT_ACCFAILED 3<br>#!define FLT_NATS 5<br><br>#!define FLB_NATB 6<br>#!define FLB_NATSIPPING 7<br><br>####### Global Parameters #########<br>### LOG Levels: 3=DBG, 2=INFO, 1=NOTICE, 0=WARN, -1=ERR<br>debug=3<br>log_stderror=yes<br>memdbg=5<br>memlog=5<br><br>log_facility=LOG_LOCAL0<br>log_prefix="{$mt $hdr(CSeq) $ci} "<br>children=1<br><br>server_id = 10<br>xavp_via_params = "via"<br>disable_tcp=yes<br>auto_aliases=no<br>listen=udp:<a href="http://0.0.0.0:5060" target="_blank">0.0.0.0:5060</a> <br><br>####### Modules Section ########<br><br>loadmodule "jsonrpcs.so"<br>loadmodule "kex.so"<br>loadmodule "corex.so"<br>loadmodule "tm.so"<br>loadmodule "tmx.so"<br>loadmodule "sl.so"<br>loadmodule "rr.so"<br>loadmodule "pv.so"<br>loadmodule "maxfwd.so"<br>loadmodule "textops.so"<br>loadmodule "siputils.so"<br>loadmodule "xlog.so"<br>loadmodule "sanity.so"<br>loadmodule "ctl.so"<br>loadmodule "cfg_rpc.so"<br>loadmodule "acc.so"<br>loadmodule "counters.so"<br><br># ----------------- setting module-specific parameters ---------------<br><br><br># ----- jsonrpcs params -----<br>modparam("jsonrpcs", "pretty_format", 1)<br>modparam("jsonrpcs", "fifo_name", "/var/run/kamailio/kamailio_rpc.fifo")<br>modparam("jsonrpcs", "dgram_socket", "/var/run/kamailio/kamailio_rpc.sock")<br>modparam("ctl", "binrpc", "unix:/var/run/kamailio/kamailio_ctl")<br><br># ----- tm params -----<br>modparam("tm", "failure_reply_mode", 3)<br>modparam("tm", "fr_timer", 30000)<br>modparam("tm", "fr_inv_timer", 120000)<br>modparam("rr", "enable_full_lr", 0)<br>modparam("rr", "append_fromtag", 0)<br>modparam("acc", "early_media", 0)<br>modparam("acc", "report_ack", 0)<br>modparam("acc", "report_cancels", 0)<br>modparam("acc", "detect_direction", 0)<br>modparam("acc", "log_flag", FLT_ACC)<br>modparam("acc", "log_missed_flag", FLT_ACCMISSED)<br>modparam("acc", "log_extra",<br> "src_user=$fU;src_domain=$fd;src_ip=$si;"<br> "dst_ouser=$tU;dst_user=$rU;dst_domain=$rd")<br>modparam("acc", "failed_transaction_flag", FLT_ACCFAILED)<br><br>####### Routing Logic ########<br><br>request_route {<br><br> # per request initial checks<br> route(REQINIT);<br><br> # CANCEL processing<br> if (is_method("CANCEL")) {<br> if (t_check_trans()) {<br> route(RELAY);<br> }<br> exit;<br> }<br><br> # handle retransmissions<br> if (!is_method("ACK")) {<br> if(t_precheck_trans()) {<br> t_check_trans();<br> exit;<br> }<br> t_check_trans();<br> }<br><br> # handle requests within SIP dialogs<br> route(WITHINDLG);<br><br> # record routing for dialog forming requests (in case they are routed)<br> remove_hf("Route");<br> if (is_method("INVITE|SUBSCRIBE|REFER")) {<br> record_route();<br> }<br><br> # account only INVITEs<br> if (is_method("INVITE")) {<br> setflag(FLT_ACC); <br> sl_send_reply("100","Trying");<br> <br> if ($si == "172.16.16.1") {<br> sl_send_reply("183","Incoming session from Avoxi");<br> rewritehost("10.1.1.10");<br> #exit;<br> } <br> else if ($si == "10.1.1.10"){<br> # receiving response from client<br> sl_send_reply("183","Outgoing session to Avoxi");<br> #rewritehost("172.16.16.1");<br> drop;<br> exit;<br> } <br> else {<br>sl_send_reply("500","No configured IP!");<br> drop;<br> exit;<br> }<br> }<br><br> if ($rU==$null) {<br> sl_send_reply("484","Address Incomplete");<br> exit;<br> }<br><br> # received from main server - send to client and add via tokens for anycast handling<br>via_add_srvid("1");<br>$xavp(via=>node) = "10.1.1.4";<br>via_add_xavp_params("1");<br> route(RELAY);<br> exit;<br>}<br><br># Wrapper for relaying requests<br>route[RELAY] {<br><br> # enable additional event routes for forwarded requests<br> # - serial forking, RTP relaying handling, a.s.o.<br> if (is_method("INVITE|BYE|SUBSCRIBE|UPDATE")) {<br> if(!t_is_set("branch_route")) t_on_branch("MANAGE_BRANCH");<br> }<br> if (is_method("INVITE|SUBSCRIBE|UPDATE")) {<br> if(!t_is_set("onreply_route")) t_on_reply("MANAGE_REPLY");<br> }<br> if (is_method("INVITE")) {<br> if(!t_is_set("failure_route")) t_on_failure("MANAGE_FAILURE");<br> }<br><br> if (!t_relay()) {<br> sl_reply_error();<br> }<br> exit;<br>}<br><br># Per SIP request initial checks<br>route[REQINIT] {<br> if($ua =~ "friendly-scanner|sipcli|VaxSIPUserAgent") {<br> # silent drop for scanners - uncomment next line if want to reply<br> sl_send_reply("200", "OK");<br> exit;<br> }<br><br> if (!mf_process_maxfwd_header("10")) {<br> sl_send_reply("483","Too Many Hops");<br> exit;<br> }<br><br> if(is_method("OPTIONS") && uri==myself && $rU==$null) {<br> sl_send_reply("200","Keepalive");<br> exit;<br> }<br><br> if(!sanity_check("1511", "7")) {<br> xlog("Malformed SIP message from $si:$sp\n");<br> exit;<br> }<br><br> if ($si == "10.1.1.4") {<br> xlog("L_WARN", "$ci|end|dropping message");<br> exit;<br> }<br><br>}<br><br># Handle requests within SIP dialogs<br>route[WITHINDLG] {<br> if (!has_totag()) return;<br> if (loose_route()) {<br> if (is_method("BYE")) {<br> setflag(FLT_ACC); <br> setflag(FLT_ACCFAILED); <br> } else if ( is_method("NOTIFY") ) {<br> record_route();<br> }<br> route(RELAY);<br> exit;<br> }<br><br> if ( is_method("ACK") ) {<br> if ( t_check_trans() ) {<br> route(RELAY);<br> exit;<br> } else {<br> exit;<br> }<br> }<br> sl_send_reply("400","Loop detected");<br> exit;<br>}<br><br># TM manage for outgoing branches<br>branch_route[MANAGE_BRANCH] {<br> xdbg("new branch [$T_branch_idx] to $ru\n");<br>}<br><br># TM manage for incoming replies<br>onreply_route[MANAGE_REPLY] {<br> xdbg("incoming reply\n");<br>}<br><br># TM manage for failure routing cases<br>failure_route[MANAGE_FAILURE] {<br> if (t_is_canceled()) exit;<br>}<br></div><div><br></div><div><br></div><div>asterisk - sip.conf</div><div><br></div><div>[opensips-trunk](sip-provider)<br>fromdomain=10.1.1.10<br>host=10.1.1.4<br>context=from-trunk<br>type=friend<br>insecure=invite,port<br></div><div>trunk=yes<br></div></div>
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