[Users] timeout problem with media gateway

Klaus Darilion klaus.mailinglists at pernau.at
Mon Dec 19 12:04:08 CET 2005


Matteo Piazza wrote:
> HI, In my serial forking configuration I have this problem:
> if i use the a media gateway ( asterisk ) on the same machine ( but I 
> see also on the another machine) of openser ( on the 5061 port) I have a 

Sorry I cant understand your problem. Describe your scenario. Who calls 
whom? What should happen after timeout? (timeout= user does not pick up 
call)


> problem with the timeout of a call. The call continues beyond the 
> timeout and when by the PSTN telephone I reject the call appears the 
> following log message:
> 
> Warning: sl_send_reply: I won't send a reply for ACK!!

you are executing sl_send_reply for an ACK request. That doesn't make sense.

regards
klaus

> 
> Where I have mistake? Any idea?
> 
> Another thing. I see that I redirect the call directly in the media 
> gateway, (for example a location of a user is a PSTN number) whitout the 
>  traslation of IP number, all is ok.
> 
> Matteo
> 
> 
> ======================================
> #
> # $Id: openser.cfg$
> #
> #
> 
> # ----------- global configuration parameters ------------------------
> 
> 
> debug=3          # debug level (cmd line: -dddddddddd)
> fork=yes
> log_stderror=yes   # (cmd line: -E)
> 
> /* Uncomment these lines to enter debugging mode
> fork=no
> log_stderror=yes
> */
> 
> check_via=no    # (cmd. line: -v)
> dns=no          # (cmd. line: -r)
> rev_dns=no      # (cmd. line: -R)
> port=5060
> children=4
> fifo="/tmp/openser_fifo"
> 
> 
> # ------------------ module loading ----------------------------------
> 
> # Uncomment this if you want to use SQL database
> loadmodule "/usr/local/lib/openser/modules/mysql.so"
> 
> loadmodule "/usr/local/lib/openser/modules/sl.so"
> loadmodule "/usr/local/lib/openser/modules/tm.so"
> loadmodule "/usr/local/lib/openser/modules/rr.so"
> loadmodule "/usr/local/lib/openser/modules/maxfwd.so"
> loadmodule "/usr/local/lib/openser/modules/usrloc.so"
> loadmodule "/usr/local/lib/openser/modules/registrar.so"
> loadmodule "/usr/local/lib/openser/modules/textops.so"
> loadmodule "/usr/local/lib/openser/modules/avpops.so"
> loadmodule "/usr/local/lib/openser/modules/xlog.so"
> loadmodule "/usr/local/lib/openser/modules/lcr.so"
> 
> 
> # Uncomment this if you want digest authentication
> # mysql.so must be loaded !
> loadmodule "/usr/local/lib/openser/modules/auth.so"
> loadmodule "/usr/local/lib/openser/modules/auth_db.so"
> 
> # ----------------- setting module-specific parameters ---------------
> 
> # -- usrloc params --
> modparam("registrar", "append_branches", 1)
> #modparam("usrloc", "db_mode",   0)
> 
> # Uncomment this if you want to use SQL database
> # for persistent storage and comment the previous line
> modparam("usrloc", "db_mode", 2)
> 
> # -- auth params --
> # Uncomment if you are using auth module
> #
> modparam("auth_db", "calculate_ha1", yes)
> #
> # If you set "calculate_ha1" parameter to yes (which true in this config),
> # uncomment also the following parameter)
> #
> modparam("auth_db", "password_column", "password")
> 
> # -- rr params --
> # add value to ;lr param to make some broken UAs happy
> modparam("rr", "enable_full_lr", 1)
> 
> 
> 
> modparam("usrloc","db_url","mysql://openser:heslo@127.0.0.1/openser")
> modparam("auth_db","db_url","mysql://openser:heslo@127.0.0.1/openser")
> modparam("lcr","db_url","mysql://openser:heslo@127.0.0.1/openser")
> modparam("avpops","avp_url","mysql://openser:heslo@127.0.0.1/openser")
> modparam("avpops","avp_table","usr_preferences")
> 
> 
> 
> modparam("tm", "fr_timer", 7)
> modparam("tm", "fr_inv_timer", 10)
> modparam("tm", "wt_timer", 5)
> 
> #modparam("avpops","avp_aliases","fwdbusy=i:665")
> 
> 
> 
> 
> 
> # -------------------------  request routing logic -------------------
> 
> # main routing logic
> 
> route{
> 
>         # ==============================================
>     # initial sanity checks -- messages with
>     # max_forwards==0, or excessively long requests
>     # ==============================================
>     if (!mf_process_maxfwd_header("10")) {
>         sl_send_reply("483","Too Many Hops");
>         exit;
>     };
> 
>     if (msg:len >=  2048 ) {
>         sl_send_reply("513", "Message too big");
>         exit;
>     };
> 
>     # =============================
>     # Notify Keep-Alive Section
>     # ============================
> 
> 
>         if ((method=="NOTIFY") && search("Event: keep-alive")) {
>         sl_send_reply("200","OK");
>         exit;
>         };
> 
>     
> 
>     if (method =="INVITE" && uri =~"^sip:0[0-9]*@*"){
>                     log(1, "Check 1 Start PSTN Call\n");
>             rewritehostport("192.168.9.97:5061");
>             }
> 
> 
>     # ========================================================
>     # we record-route all messages -- to make sure that
>     # subsequent messages will go through our proxy; that's
>     # particularly good if upstream and downstream entities
>     # use different transport protocol
>     #========================================================
>     if (!method=="REGISTER")
>         record_route();
> 
>     # subsequent messages withing a dialog should take the
>     # path determined by record-routing
>     if (loose_route()) {
>         if(method=="BYE"){
>             t_relay();
>             exit;
>         };
>         # mark routing logic in request
>         append_hf("P-hint: rr-enforced\r\n");
>         route(1);
>     };
> 
>     if (!uri==myself) {
>         # mark routing logic in request
>         append_hf("P-hint: outbound\r\n");
>         # if you have some interdomain connections via TLS
>         #if(uri=~"@tls_domain1.net") {
>         #    t_relay_to_tls("IP_domain1","port_domain1");
>         #    exit;
>         #} else if(uri=~"@tls_domain2.net") {
>         #    t_relay_to_tls("IP_domain2","port_domain2");
>         #    exit;
>         #}
>         route(1);
>     };
> 
>     # if the request is for other domain use UsrLoc
>     # (in case, it does not work, use the following command
>     # with proper names and addresses in it)
>     if (uri==myself) {
> 
>         if (method=="REGISTER") {
> 
>             # Uncomment this if you want to use digest authentication
>             if (!www_authorize("create-net.it", "subscriber")) {
>                 www_challenge("create-net.it", "0");
>                 exit;
>             };
> 
>             save("location");
>             exit;
>         };
> 
>         lookup("aliases");
>         if (!uri==myself) {
>             append_hf("P-hint: outbound alias\r\n");
>             route(1);
>         };
> 
>         # native SIP destinations are handled using our USRLOC DB
>         if (!lookup("location")) {
>             sl_send_reply("404", "Not Found");
>             exit;
>         };
>         append_hf("P-hint: usrloc applied\r\n");
>     };
> 
>         # =======================================
>     # PSTN Getaway
>     # =======================================
>                         
> 
> 
>     if(method=="INVITE"){
>             if (avp_db_load("$ruri","s:fwdactive")) {
>                if(avp_check("s:fwdactive","eq/y/i")){
>                   log(1,"FWD ACTIVE\n!");
>           setflag(2);
>                }
>             };
>     
>            if (avp_db_load("$ruri","s:mailactive")) {
>                if(avp_check("s:mailactive","eq/y/i")){
>                   log(1,"MAIL ACTIVE\n!");
>                   setflag(4);
>                }
>              }
> 
>                if(load_contacts()){
>                   xlog("L_ERR","LOAD CONTACTS!\n");
>                   setflag(1);
>                };
>                if(next_contacts()){
>                   xlog("L_ERR","NEXT CONTACT!\n");
>                };
> 
>         };
> 
>     
> 
>         if(isflagset(2)){
>       t_on_failure("1");
>       t_relay();
>       exit;
>         }
>         else {
>            if(isflagset(4)){
>           t_on_failure("2");
>               t_relay();
>               exit;
>            }
>            else {
>               t_on_failure("3");
>               t_relay();
>               exit;
>           }
>     };   
>     
> }
> 
> route[1] {
> # log(1,"ROUTE 1 !\n");
>   if (!t_relay()) {
>         sl_reply_error();
>     };
>     exit;
> }
>        
> 
> route[2] {
>     # send it out now; use stateful forwarding as it works reliably
>     # even for UDP2TCP
>         log(1,"ROUTE 2 !\n");
>         sl_send_reply("181","CALL IS BEING FORWARDED");
>         t_on_failure("1");
>     if (!t_relay()) {
>         sl_reply_error();
>     };
>     exit;
> }
> 
> 
> 
> failure_route[1]{
> log(1,"FAILURE ROUTE FORWARD  !\n");
> if (t_check_status("408")){
>         if (next_contacts()) {
>                 log(1,"NUOVO CONTATTO !\n");
>                 route(2);
>                 exit;
>         }
>     else {
>             log(1,"FINE CHIAMATA - TIME OUT!\n");
>         if (isflagset(4)){
>             log(1,"ATTIVAZIONE VOICEMAIL!\n");
>             revert_uri();
>             xlog("L_ERR","<$ruri>");
>             rewritehostport("192.168.9.97:5061");
>             append_branch();
>             t_relay();
>             exit;
>         }
>         exit;
>      };
> 
>  }
>  else {
>        if ( t_check_status("603") || t_check_status("486") ){
>            log(1,"OCCUPATO!\n");
>            if (isflagset(4)){
>             log(1,"ATTIVAZIONE VOICEMAIL!\n");
>                 revert_uri();
>                 xlog("L_ERR","<$ruri>");
>                 rewritehostport("192.168.9.97:5061");
>                 append_branch();
>                 t_relay();
>                 exit;
>        }
>        exit;
>        }
>  };
> }
> 
> 
> failure_route[2] {
>  log(1,"FINE CHIAMATA 2 - SENZA FORWARD!\n");
>  revert_uri();
>  xlog("L_ERR","<$ruri>");
>  rewritehostport("192.168.9.97:5061");
>  append_branch();
>  t_relay();
>  exit;
> }
> 
> 
> failure_route[3] {
>  log(1,"FINE CHIAMATA 3 - SENZA FORWARD!\n");
>  if ( t_check_status("603") || t_check_status("486") ){
>        t_relay();
>        exit;
>  }
> exit;
> 
> }
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> =======================================
>  Matteo Piazza, Junior Researcher
>  CREATE-NET
>  Via Solteri, 38 - 38100 Trento - Italy
>  email: matteo.piazza at create-net.it
>  Tel: +39-0461-408400ext:308
>  www.create-net.it
> =======================================
> 
> _______________________________________________
> Users mailing list
> Users at openser.org
> http://openser.org/cgi-bin/mailman/listinfo/users
> 
> 





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