[OpenSIPS-Users] Opensips 1.10 NAT

Rodrigo Ferreira rsferreira08 at gmail.com
Tue Nov 5 11:49:27 CET 2013


I didnt troxlinux, I forced all my traffic through rtpproxy



Atenciosamente.
Eng.° Rodrigo Ferreira
ITIL v3 Certified

<http://br.linkedin.com/pub/rodrigo-ferreira/31/757/901>


2013/10/23 troxlinux <xserverlinux at gmail.com>

>  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
>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>
>>
>
>
> --
> rickygm
>
> http://gnuforever.homelinux.com
>
> _______________________________________________
> Users mailing list
> Users at lists.opensips.org
> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>
>
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