[Serusers] ser asterisk pstn

ronald at stanford.edu ronald at stanford.edu
Wed Aug 15 08:29:32 CEST 2007



hello all,

I am stuck and need your help for +xlite +ser +asterisk +pstn calls.   
I dial 914082743304 and get "caller Not Found".   I am able to  
authenticate and complete sip -> sip calls, but cannot complete PSTN  
calls  I did monitor asterisk and no reroute was offered.

   please help!

permissions.allow:

   ^sip:91[0-9]{10}@bigu\.edu$
^sip:9011[0-9]*@bigu\.edu$
^sip:9[0-9]{10}@bigu\.edu$

ngrep -vvvv proto udp port 5060 produces the following response:

   171.66.176.123:47729 -> 192.168.11.243:5060
  INVITE sip:914082743304 at bigu.edu SIP/2.0..Via: SIP/2.0/UDP  
192.168.1.100:47729;br
  anch=z9hG4bK-d87543-4f5eb56fc40f1f43-1--d87543-;rport..Max-Forwards:  
70..Contact: <si
  p:cell at 192.168.1.100:47729>..To:  
"914082743304"<sip:914082743304 at bigu.edu>..From:
   "SER EXpress"<sip:cell at bigu.edu>;tag=b9283f27..Call-ID:  
Y2JkY2ZmMDQyMjQ3YTljYTg5
  NTdlOGFiNGUyZWVlY2Q...CSeq: 1 INVITE..Allow: INVITE, ACK, CANCEL,  
OPTIONS, BYE, REFER
  , NOTIFY, MESSAGE, SUBSCRIBE, INFO..Content-Type:  
application/sdp..User-Agent: eyeBea
  m release 1011s stamp 41121..Content-Length: 421....v=0..o=- 1 2 IN  
IP4 192.168.1.100
  ..s=CounterPath eyeBeam 1.5..c=IN IP4 192.168.1.100..t=0 0..m=audio  
32942 RTP/AVP 107
   100 106 6 0 105 8 18 3 5 101..a=fmtp:18 annexb=yes..a=fmtp:101  
0-15..a=rtpmap:107 BV
  32/16000..a=rtpmap:100 SPEEX/16000..a=rtpmap:106  
SPEEX-FEC/16000..a=rtpmap:105 SPEEX-
  FEC/8000..a=rtpmap:18 G729/8000..a=rtpmap:101  
telephone-event/8000..a=sendrecv..a=x-r
   
tp-session-id:AEB31A44A04C4B32BD3D72349E4FBB80..                                    
#
U 192.168.11.243:5060 -> 171.66.176.123:47729
  SIP/2.0 404 caller Not Found..Via: SIP/2.0/UDP  
192.168.1.100:47729;branch=z9hG4bK-d875
   
43-4f5eb56fc40f1f43-1--d87543-;rport=47729;received=171.66.176.123..To:  
"914082743304
   
"<sip:914082743304 at bigu.edu>;tag=21f9bfca23409407a263e4a7e40abe9d.f2a8..From:  
"SE
  R EXpress"<sip:cell at bigu.edu>;tag=b9283f27..Call-ID:  
Y2JkY2ZmMDQyMjQ3YTljYTg5NTdl
  OGFiNGUyZWVlY2Q...CSeq: 1 INVITE..Server: Sip EXpress router (0.9.4  
(i386/linux))..Co
  ntent-Length: 0..Warning: 392 192.168.11.243:5060 "Noisy feedback  
tells:  pid=15307 re
  q_src_ip=171.66.176.123 req_src_port=47729  
in_uri=sip:914082743304 at bigu.edu out_u
  ri=sip:914082743304 at bigu.edu via_cnt==1"....

debug=3

fork=yes

log_stderror=no

listen=1xx.x4.11.xx3                        # INSERT YOUR IP ADDRESS HERE

port=5060

children=4

alias=sip2.bigu.edu

dns=no

rev_dns=no

fifo="/tmp/ser_fifo"

fifo_db_url="mysql://ser:heslo@localhost/ser[1]"

loadmodule "/usr/local/lib/ser/modules/mysql.so"

loadmodule "/usr/local/lib/ser/modules/sl.so"

loadmodule "/usr/local/lib/ser/modules/tm.so"

loadmodule "/usr/local/lib/ser/modules/rr.so"

loadmodule "/usr/local/lib/ser/modules/maxfwd.so"

loadmodule "/usr/local/lib/ser/modules/usrloc.so"

loadmodule "/usr/local/lib/ser/modules/registrar.so"

loadmodule "/usr/local/lib/ser/modules/auth.so"

loadmodule "/usr/local/lib/ser/modules/auth_db.so"

loadmodule "/usr/local/lib/ser/modules/uri.so"

loadmodule "/usr/local/lib/ser/modules/uri_db.so"

loadmodule "/usr/local/lib/ser/modules/domain.so"

loadmodule "/usr/local/lib/ser/modules/mediaproxy.so"

loadmodule "/usr/local/lib/ser/modules/nathelper.so"

loadmodule "/usr/local/lib/ser/modules/textops.so"

loadmodule "/usr/local/lib/ser/modules/avpops.so"

loadmodule "/usr/local/lib/ser/modules/permissions.so"

modparam("auth_db|permissions|uri_db|usrloc", "db_url",  
"mysql://ser:heslo@localhost/ser[2]")

modparam("auth_db", "calculate_ha1", 1)

modparam("auth_db", "password_column", "password")

modparam("nathelper", "rtpproxy_disable", 1)

modparam("nathelper", "natping_interval", 0)

modparam("mediaproxy","natping_interval", 30)

modparam("mediaproxy","mediaproxy_socket", "/var/run/mediaproxy.sock")

modparam("mediaproxy","sip_asymmetrics","/usr/local/etc/ser/sip-clients")

modparam("mediaproxy","rtp_asymmetrics","/usr/local/etc/ser/rtp-clients")

modparam("usrloc", "db_mode", 2)

modparam("registrar", "nat_flag", 6)

modparam("rr", "enable_full_lr", 1)

modparam("tm", "fr_inv_timer", 27)

modparam("tm", "fr_inv_timer_avp", "inv_timeout")

#added these timers for voicemail forwarding

modparam("tm", "fr_inv_timer", 25)

modparam("tm", "noisy_ctimer", 1)

modparam("permissions", "db_mode", 1)

modparam("permissions", "trusted_table", "trusted")

route {

        # -----------------------------------------------------------------

        # Sanity Check Section

        # -----------------------------------------------------------------

        if (!mf_process_maxfwd_header("10")) {

                sl_send_reply("483", "Too Many Hops");

                break;

        };

        if (msg:len > max_len) {

                sl_send_reply("513", "Message Overflow");

                break;

        };

        # -----------------------------------------------------------------

        # Record Route Section

        # -----------------------------------------------------------------

        if (method=="INVITE" && client_nat_test("3")) {

                # INSERT YOUR IP ADDRESS HERE

                record_route_preset("1xx.x4.11.xx3:5060;nat=yes");

        } else if (method!="REGISTER") {       

                record_route();       

        };

        # -----------------------------------------------------------------

        # Call Tear Down Section

        # -----------------------------------------------------------------

        if (method=="BYE" || method=="CANCEL") {

                end_media_session();

        };

        # -----------------------------------------------------------------

        # Loose Route Section

        # -----------------------------------------------------------------

        if (loose_route()) {

                if ((method=="INVITE" || method=="REFER") && !has_totag()) {

                        sl_send_reply("403", "Forbidden");

                        break;

                };

                if (method=="INVITE") {

                        if (!allow_trusted()) {

                                if  
(!proxy_authorize("sip2.bigu.edu","subscriber")) {

                                        proxy_challenge("sip2.bigu.edu","0");

                                        break;

                                } else if (!check_from()) {

                                        sl_send_reply("403", "Use From=ID");

                                        break;

                                };

                                consume_credentials();

                        };

                        if  
(client_nat_test("3")||search("^Route:.*;nat=yes")){

                                setflag(6);

                                use_media_proxy();

                        };

                };

                route(1);

                break;

        };

        # -----------------------------------------------------------------

        # Call Type Processing Section

        # -----------------------------------------------------------------

        if (!is_uri_host_local()) {

                if (is_from_local() || allow_trusted()) {

                        route(4);

                        route(1);

                } else {

                        sl_send_reply("403", "Forbidden");

                };

                break;

        };

        if (method=="ACK") {

                route(1);

                break;

        } else if (method=="CANCEL") {

                route(1);

                break;

        } else if (method=="INVITE") {

                route(3);

                break;

        } else         if (method=="REGISTER") {

                route(2);

                break;

        };

        lookup("aliases");

        if (!is_uri_host_local()) {

                route(4);

                route(1);

                break;

        };

        if (!lookup("location")) {

                sl_send_reply("404", "User Not Found");

                break;

        };

        route(1);

}

route[1] {

        # -----------------------------------------------------------------

        # Default Message Handler

        # -----------------------------------------------------------------

        t_on_reply("1");

        if (!t_relay()) {

                if (method=="INVITE" || method=="ACK") {

                        end_media_session();

                };

                sl_reply_error();

        };

}

route[2] {

        # -----------------------------------------------------------------

        # REGISTER Message Handler

        # -----------------------------------------------------------------

        sl_send_reply("100", "Trying");

        if (!search("^Contact:[ ]*\*") && client_nat_test("7")) {

                setflag(6);

                fix_nated_register();

                force_rport();

        };

        if (!www_authorize("sip2.bigu.edu","subscriber")) {

                www_challenge("sip2.bigu.edu","0");

                break;

        };

        if (!check_to()) {

                sl_send_reply("401", "Unauthorized");

                break;

        };

        consume_credentials();

        if (!save("location")) {

                sl_reply_error();

        };

}

route[3] {

        # -----------------------------------------------------------------

        # INVITE Message Handler

        # -----------------------------------------------------------------

        if (client_nat_test("3")) {

                setflag(7);

                force_rport();

                fix_nated_contact();

        };

        if (!allow_trusted()) {

                if (!proxy_authorize("sip2.bigu.edu","subscriber")) {

                        proxy_challenge("sip2.bigu.edu","0");

                        break;

                } else if (!check_from()) {

                        sl_send_reply("403", "Use From=ID");

                        break;

                };

                consume_credentials();

        };

        if (uri=~"^sip:1[0-9]{10}@bigu.edu") {

                strip(1);

        };

        lookup("aliases");

        if (!is_uri_host_local()) {

                route(4);

                route(1);

                break;

        };

        if (uri=~"^sip:011[0-9]*@bigu.edu") {                #  
International PSTN

                route(4);

                route(5);

                break;

        };

        if (!lookup("location")) {

                if (uri=~"^sip:[0-9]{10}@bigu.edu") {        # Domestic PSTN

                        route(4);

                        route(5);

                        break;

                };

                sl_send_reply("404", "caller Not Found");

                break;

        };

        route(4);

        route(1);

}

route[4] {

        # -----------------------------------------------------------------

        # NAT Traversal Section

        # -----------------------------------------------------------------

        if (isflagset(6) || isflagset(7)) {

                if (!isflagset(8)) {

                        setflag(8);

                        use_media_proxy();

                };

        };

}

route[5] {

        # -----------------------------------------------------------------

        # PSTN Handler

        # -----------------------------------------------------------------

        rewritehost("1xx.x4.8.xx8"); # INSERT YOUR PSTN GATEWAY IP ADDRESS

        avp_write("i:45", "inv_timeout");

        route(1);

}

onreply_route[1] {

        if ((isflagset(6) || isflagset(7)) &&

            (status=~"(180)|(183)|2[0-9][0-9]")) {

                if (!search("^Content-Length:[ ]*0")) {

                        use_media_proxy();

                };

        };

        if (client_nat_test("1")) {

                fix_nated_contact();

        };

}

Links:
------
[1] mysql://ser:heslo@localhost/ser
[2] mysql://ser:heslo@localhost/ser

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