[OpenSIPS-Users] Opensips 1.10 NAT

troxlinux xserverlinux at gmail.com
Wed Oct 23 23:39:14 CEST 2013


 Hi, I have the same problem, did you solve?


2013/10/4 Rodrigo Ferreira <rsferreira08 at gmail.com>

> I think I found the problem ..
>
> Looking at my SIP Messages, the VIA and the Contact headers doesnt have my
> INVALID IP, it shows me my VALID IP.
>
> But I dont know how to set that, im doing the fixes for nated contacts.
>
>
>
>
>
> Atenciosamente.
> Eng.° Rodrigo Ferreira
> ITIL v3 Certified
>
>  <http://br.linkedin.com/pub/rodrigo-ferreira/31/757/901>
>
>
> 2013/10/4 Rodrigo Ferreira <rsferreira08 at gmail.com>
>
>> I'm running out of ideas ..
>>
>> My rtpproxy is fine
>>
>> Oct  4 09:10:02 opensips /sbin/opensips[5019]: INFO:rtpproxy:rtpp_test:
>> rtp proxy <udp:127.0.0.1:7890> found, support for it enabled
>> Oct  4 09:10:02 opensips /sbin/opensips[5020]: INFO:rtpproxy:rtpp_test:
>> rtp proxy <udp:127.0.0.1:7890> found, support for it enabled
>> Oct  4 09:10:02 opensips /sbin/opensips[5018]: INFO:rtpproxy:rtpp_test:
>> rtp proxy <udp:127.0.0.1:7890> found, support for it enabled
>> Oct  4 09:10:02 opensips /sbin/opensips[5022]: INFO:rtpproxy:rtpp_test:
>> rtp proxy <udp:127.0.0.1:7890> found, support for it enabled
>> Oct  4 09:10:02 opensips /sbin/opensips[5023]: INFO:rtpproxy:rtpp_test:
>> rtp proxy <udp:127.0.0.1:7890> found, support for it enabled
>> Oct  4 09:10:02 opensips /sbin/opensips[5017]: INFO:rtpproxy:rtpp_test:
>> rtp proxy <udp:127.0.0.1:7890> found, support for it enabled
>> Oct  4 09:10:02 opensips /sbin/opensips[5016]: INFO:rtpproxy:rtpp_test:
>> rtp proxy <udp:127.0.0.1:7890> found, support for it enabled
>>
>>
>> and here is my opensips.cfg,
>>
>> ####### Global Parameters #########
>>
>> debug=3
>> log_stderror=no
>> log_facility=LOG_LOCAL0
>>
>> fork=yes
>> children=4
>>
>> /* uncomment the following lines to enable debugging */
>> #debug=6
>> #fork=no
>> #log_stderror=yes
>>
>> /* uncomment the next line to enable the auto temporary blacklisting of
>>    not available destinations (default disabled) */
>> #disable_dns_blacklist=no
>>
>> /* uncomment the next line to enable IPv6 lookup after IPv4 dns
>>    lookup failures (default disabled) */
>> #dns_try_ipv6=yes
>>
>> /* comment the next line to enable the auto discovery of local aliases
>>    based on revers DNS on IPs */
>> auto_aliases=no
>>
>>
>> listen=udp:###.###.###.###:5060
>>
>>
>> disable_tcp=yes
>>
>> db_default_url="mysql://opensips:opensipsrw@localhost
>> /opensipsmysql://###:###@###/opensips"
>>
>> ####### Modules Section ########
>>
>> #set module path
>> mpath="/lib64/opensips/modules/"
>>
>> #### SIGNALING module
>> loadmodule "signaling.so"
>>
>> #### StateLess module
>> loadmodule "sl.so"
>>
>> #### Transaction Module
>> loadmodule "tm.so"
>> modparam("tm", "fr_timer", 5)
>> modparam("tm", "fr_inv_timer", 30)
>> modparam("tm", "restart_fr_on_each_reply", 0)
>> modparam("tm", "onreply_avp_mode", 1)
>>
>> #### Record Route Module
>> loadmodule "rr.so"
>> /* do not append from tag to the RR (no need for this script) */
>> modparam("rr", "append_fromtag", 0)
>>
>> #### MAX ForWarD module
>> loadmodule "maxfwd.so"
>>
>> #### SIP MSG OPerationS module
>> loadmodule "sipmsgops.so"
>>
>> #### FIFO Management Interface
>> loadmodule "mi_fifo.so"
>> modparam("mi_fifo", "fifo_name", "/tmp/opensips_fifo")
>> modparam("mi_fifo", "fifo_mode", 0666)
>>
>>
>> #### URI module
>> loadmodule "uri.so"
>> modparam("uri", "use_uri_table", 0)
>>
>> #### MYSQL module
>> loadmodule "db_mysql.so"
>>
>> #### USeR LOCation module
>> loadmodule "usrloc.so"
>> modparam("usrloc", "nat_bflag", "NAT")
>> modparam("usrloc", "db_mode",   2)
>> modparam("usrloc", "db_url",
>>         "mysql://####:####@######/opensips")
>>
>> #### REGISTRAR module
>> loadmodule "registrar.so"
>> modparam("registrar", "tcp_persistent_flag", "TCP_PERSISTENT")
>> modparam("registrar", "received_avp", "$avp(received_nh)")
>> /* uncomment the next line not to allow more than 10 contacts per AOR */
>> #modparam("registrar", "max_contacts", 10)
>>
>> #### ACCounting module
>> loadmodule "acc.so"
>> /* what special events should be accounted ? */
>> modparam("acc", "early_media", 0)
>> modparam("acc", "report_cancels", 0)
>> /* by default we 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)
>> modparam("acc", "failed_transaction_flag", "ACC_FAILED")
>> /* account triggers (flags) */
>> modparam("acc", "db_flag", "ACC_DO")
>> modparam("acc", "db_missed_flag", "ACC_MISSED")
>> modparam("acc", "db_url",
>>         "mysql://opensips:opensipsrw@localhost
>> /opensipsmysql://###:###@###/opensips")
>>
>> #### AUTHentication modules
>> loadmodule "auth.so"
>> loadmodule "auth_db.so"
>> modparam("auth_db", "calculate_ha1", yes)
>> modparam("auth_db", "password_column", "password")
>> modparam("auth_db", "db_url",
>>         "mysql://opensips:opensipsrw@localhost
>> /opensipsmysql://###:###@###/opensips")
>> modparam("auth_db", "load_credentials", "")
>>
>> #### ALIAS module
>> loadmodule "alias_db.so"
>> modparam("alias_db", "db_url",
>>         "mysql://opensips:opensipsrw@localhost
>> /opensipsmysql://###:###@###/opensips")
>>
>> #### DOMAIN module
>> loadmodule "domain.so"
>> modparam("domain", "db_url",
>>         "mysql://opensips:opensipsrw@localhost
>> /opensipsmysql://###:###@###/opensips")
>> modparam("domain", "db_mode", 1)   # Use caching
>> modparam("auth_db|usrloc|uri", "use_domain", 1)
>>
>> #### DIALOG module
>> loadmodule "dialog.so"
>> modparam("dialog", "dlg_match_mode", 1)
>> modparam("dialog", "default_timeout", 21600)  # 6 hours timeout
>> modparam("dialog", "db_mode", 2)
>> modparam("dialog", "db_url",
>>         "mysql://opensips:opensipsrw@localhost
>> /opensipsmysql://###:###@###/opensips")
>>
>> ####  NAT modules
>> loadmodule "nathelper.so"
>> modparam("nathelper", "natping_interval", 10)
>> modparam("nathelper", "ping_nated_only", 1)
>> modparam("nathelper", "received_avp", "$avp(received_nh)")
>> modparam("nathelper", "natping_socket", "###.###.###.###:5060")
>> modparam("nathelper", "sipping_from", "sip:pinger@###.###.###.###")
>> modparam("nathelper", "sipping_method", "OPTIONS")
>>
>> loadmodule "rtpproxy.so"
>> modparam("rtpproxy", "rtpproxy_sock", "udp:127.0.0.1:7890")
>>
>> ####  DIALPLAN module
>> loadmodule "dialplan.so"
>> modparam("dialplan", "db_url",
>>         "mysql://opensips:opensipsrw@localhost
>> /opensipsmysql://###:###@###/opensips")
>>
>> ####  DYNAMMIC ROUTING module
>> loadmodule "drouting.so"
>> modparam("drouting", "db_url",
>>         "mysql://opensips:opensipsrw@localhost
>> /opensipsmysql://###:###@###/opensips")
>>
>>
>> ####### Routing Logic ########
>>
>> # main request routing logic
>>
>> route{
>>         force_rport();
>>         if (nat_uac_test("23")) {
>>                 if (is_method("REGISTER")) {
>>                         fix_nated_register();
>>                         setbflag(NAT);
>>                 } else {
>>                         fix_nated_contact();
>>                         setflag(NAT);
>>                 }
>>         }
>>
>>
>>         if (!mf_process_maxfwd_header("10")) {
>>                 sl_send_reply("483","Too Many Hops");
>>                 exit;
>>         }
>>
>>         if (has_totag()) {
>>                 # sequential request withing a dialog should
>>                 # take the path determined by record-routing
>>                 if (loose_route()) {
>>
>>                         # validate the sequential request against dialog
>>                         if ( $DLG_status!=NULL && !validate_dialog() ) {
>>                                 xlog("In-Dialog $rm from $si (callid=$ci)
>> is not valid according to dialog\n");
>>                                 ## exit;
>>                         }
>>
>>                         if (is_method("BYE")) {
>>                                 setflag(ACC_DO); # do accounting ...
>>                                 setflag(ACC_FAILED); # ... even if the
>> transaction fails
>>                         } else if (is_method("INVITE")) {
>>                                 # even if in most of the cases is
>> useless, do RR for
>>                                 # re-INVITEs alos, as some buggy clients
>> do change route set
>>                                 # during the dialog.
>>                                 record_route();
>>                         }
>>
>>                         if (check_route_param("nat=yes"))
>>                                 setflag(NAT);
>>
>>                         # route it out to whatever destination was set by
>> loose_route()
>>                         # in $du (destination URI).
>>                         route(relay);
>>                 } else {
>>
>>                         if ( is_method("ACK") ) {
>>                                 if ( t_check_trans() ) {
>>                                         # non loose-route, but stateful
>> ACK; must be an ACK after
>>                                         # a 487 or e.g. 404 from upstream
>> server
>>                                         t_relay();
>>                                         exit;
>>                                 } else {
>>                                         # ACK without matching
>> transaction ->
>>                                         # ignore and discard
>>                                         exit;
>>                                 }
>>                         }
>>                         sl_send_reply("404","Not here");
>>                 }
>>                 exit;
>>         }
>>
>>         # CANCEL processing
>>         if (is_method("CANCEL"))
>>         {
>>                 if (t_check_trans())
>>                         t_relay();
>>                 exit;
>>         }
>>
>>         t_check_trans();
>>
>>         if ( !(is_method("REGISTER")  || is_from_gw() ) ) {
>>
>>                 if (is_from_local())
>>                 {
>>
>>                         # authenticate if from local subscriber
>>                         # authenticate all initial non-REGISTER request
>> that pretend to be
>>                         # generated by local subscriber (domain from FROM
>> URI is local)
>>                         if (!proxy_authorize("", "subscriber")) {
>>                                 proxy_challenge("", "0");
>>                                 exit;
>>                         }
>>                         if (!db_check_from()) {
>>                                 sl_send_reply("403","Forbidden auth ID");
>>                                 exit;
>>                         }
>>
>>                         consume_credentials();
>>                         # caller authenticated
>>
>>                 } else {
>>                         # if caller is not local, then called number must
>> be local
>>
>>                         if (!is_uri_host_local()) {
>>                                 send_reply("403","Rely forbidden");
>>                                 exit;
>>                         }
>>                 }
>>
>>         }
>>
>>         # preloaded route checking
>>         if (loose_route()) {
>>                 xlog("L_ERR",
>>                 "Attempt to route with preloaded Route's
>> [$fu/$tu/$ru/$ci]");
>>                 if (!is_method("ACK"))
>>                         sl_send_reply("403","Preload Route denied");
>>                 exit;
>>         }
>>
>>         # record routing
>>         if (!is_method("REGISTER|MESSAGE"))
>>                 record_route();
>>
>>         # account only INVITEs
>>         if (is_method("INVITE")) {
>>
>>                 # create dialog with timeout
>>                 if ( !create_dialog("B") ) {
>>                         send_reply("500","Internal Server Error");
>>                         exit;
>>                 }
>>
>>                 setflag(ACC_DO); # do accounting
>>         }
>>
>>
>>         if (!is_uri_host_local()) {
>>                 append_hf("P-hint: outbound\r\n");
>>
>>                 route(relay);
>>         }
>>
>>         # requests for my domain
>>
>>         if (is_method("PUBLISH|SUBSCRIBE"))
>>         {
>>                 sl_send_reply("503", "Service Unavailable");
>>                 exit;
>>         }
>>
>>         if (is_method("REGISTER"))
>>         {
>>                 fix_nated_register();
>>                 fix_nated_contact();
>>                 # authenticate the REGISTER requests
>>                 if (!www_authorize("", "subscriber"))
>>                 {
>>                         www_challenge("", "0");
>>                         exit;
>>                 }
>>
>>                 if (!db_check_to())
>>                 {
>>                         sl_send_reply("403","Forbidden auth ID");
>>                         exit;
>>                 }
>>
>>                 if ( 0 ) setflag(TCP_PERSISTENT);
>>
>>                 if (!save("location"))
>>                         sl_reply_error();
>>
>>                 exit;
>>         }
>>
>>         if ($rU==NULL) {
>>                 # request with no Username in RURI
>>                 sl_send_reply("484","Address Incomplete");
>>                 exit;
>>         }
>>
>>
>>         # apply DB based aliases
>>         alias_db_lookup("dbaliases");
>>
>>
>>         # apply transformations from dialplan table
>>         dp_translate("0","$rU/$rU");
>>
>>
>>         if ($rU=~"^\+[1-9][0-9]+$") {
>>
>>                 if (!do_routing("0")) {
>>                         send_reply("500","No PSTN Route found");
>>                         exit;
>>                 }
>>
>>                 route(relay);
>>                 exit;
>>         }
>>
>>
>>         # do lookup with method filtering
>>         if (!lookup("location","m")) {
>>                 if (!db_does_uri_exist()) {
>>                         send_reply("420","Bad Extension");
>>                         exit;
>>                 }
>>
>>                  t_newtran();
>>                 t_reply("404", "Not Found");
>>                 exit;
>>         }
>>
>>         if (isbflagset(NAT)) setflag(NAT);
>>
>>         # when routing via usrloc, log the missed calls also
>>         setflag(ACC_MISSED);
>>         route(relay);
>> }
>>
>>
>> route[relay] {
>>         # for INVITEs enable some additional helper routes
>>         if (is_method("INVITE")) {
>>                 if(nat_uac_test("127")){
>>                         # Usuario identificado como atras de nat
>>                         xlog("Usuario atras de nat em handle nat");
>>                         fix_nated_contact();
>>                 }
>>                 if (isflagset(NAT)) {
>>                         rtpproxy_offer("ro");
>>                 }
>>
>>                 t_on_branch("per_branch_ops");
>>                 t_on_reply("handle_nat");
>>                 t_on_failure("missed_call");
>>         }
>>
>>         if (isflagset(NAT)) {
>>                 add_rr_param(";nat=yes");
>>                 }
>>
>>         if (!t_relay()) {
>>                 send_reply("500","Internal Error");
>>         };
>>         exit;
>> }
>>
>>
>>
>>
>> branch_route[per_branch_ops] {
>>         xlog("new branch at $ru\n");
>> }
>>
>>
>> onreply_route[handle_nat] {
>> #       if (nat_uac_test("1"))
>> #               fix_nated_contact();
>> #       if ( isflagset(NAT) )
>> #               rtpproxy_answer("ro");
>> #       xlog("incoming reply\n");
>>
>> # Recebemos resposta do pacote
>>         xlog("incoming reply\n");
>>
>>         # Verificamos aqui se esta requisicao possui SDP
>>         if(is_method("ACK") && has_body("application/sdp")){
>>                 # Atendemos no rtpproxy
>>                 rtpproxy_answer();
>>
>>         }else if(has_body("application/sdp")){
>>                 # possuindo sdp vamos re-escrever a informacao
>>                 #fix_nated_sdp("2");
>>                 rtpproxy_offer();
>>         }
>>
>>
>>         # Vamos tentar identificar se o usuario esta atras de nat
>>         # executamos neste nivel pois aqui sera executado
>>         # no momento que recebemos resposta, assim garantimos
>>         # que em todos os casos manipularemos o nat
>>         if(nat_uac_test("127")){
>>                 # Usuario identificado como atras de nat
>>                 xlog("Usuario atras de nat em handle nat");
>>                 fix_nated_contact();
>>         }
>>
>> }
>>
>>
>> failure_route[missed_call] {
>>         if (t_was_cancelled()) {
>>                 exit;
>>         }
>>
>>         # uncomment the following lines if you want to block client
>>         # redirect based on 3xx replies.
>>         ##if (t_check_status("3[0-9][0-9]")) {
>>         ##t_reply("404","Not found");
>>         ##      exit;
>>         ##}
>>
>>
>> }
>>
>>
>>
>> local_route {
>>         if (is_method("BYE") && $DLG_dir=="UPSTREAM") {
>>
>>                 acc_db_request("200 Dialog Timeout", "acc");
>>
>>         }
>> }
>>
>>
>>
>>
>> Atenciosamente.
>> Eng.° Rodrigo Ferreira
>> ITIL v3 Certified
>>
>>
>>
>>
>> 2013/10/4 Rodrigo Ferreira <rsferreira08 at gmail.com>
>> Yes I did Mike,
>>
>> and my SIP messages are ok.
>>
>> I will take a look at your tutorial.
>>
>> tks
>>
>>
>>
>> Atenciosamente.
>> Eng.° Rodrigo Ferreira
>> ITIL v3 Certified
>>
>>
>>
>>
>> 2013/10/3 Mike Tesliuk <mike at ultra.net.br>
>> Did you try to made some debug rodrigo ? maybe some rule is missing on
>> your route script
>>
>> i made a tutorial over version 1.9 that you can check
>>
>> [portugues]
>> http://opensips.com.br/wiki/index.php?title=Opensips_NAT_Script_com_RTPproxy
>> [english]
>> http://opensips.com.br/wiki/index.php?title=Oopensips_Nat_script_with_RTPPROXY_-_English
>>
>>
>>
>>
>> 2013/10/3 Rodrigo Ferreira <rsferreira08 at gmail.com>
>> Hi guys,
>>
>> After a long time without using Opensips (almost a year) I tried to
>> install the opensips 1.10 and everything went well BUT when I make a call,
>> there's no audio, I know that is something because of NAT, but I have the
>> nathelper and rtpproxy configuration on my opensips.cfg.
>>
>> There's anything else that I could take a look at?
>>
>> Thanks
>>
>>
>> Atenciosamente.
>> Eng.° Rodrigo Ferreira
>> ITIL v3 Certified
>>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at lists.opensips.org
>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at lists.opensips.org
>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>
>>
>>
>
> _______________________________________________
> Users mailing list
> Users at lists.opensips.org
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>
>


-- 
rickygm

http://gnuforever.homelinux.com
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