[OpenSIPS-Users] Opensips 1.10 NAT

troxlinux xserverlinux at gmail.com
Wed Nov 27 17:30:35 CET 2013


Thank Rodrigo ,  I'm trying to do as I explain mike and I have no success
yet


2013/11/5 Rodrigo Ferreira <rsferreira08 at gmail.com>

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


-- 
rickygm

http://gnuforever.homelinux.com
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