[Kamailio-Users] One Way Audio problem

10 Sep 2009

hello

I am using kamailio with asterisk as gateway...

I found one way audio problem...

Please find attached log on pastbin... http://pastebin.com/f25e3f34a

Here is my configuration file

listen = sipstaging.testing.com
port = 5060
mpath = "/lib/kamailio/modules"
#children = 8
debug = 7
fork = yes
#group = "openser"
#user = "openser"
#disable_tcp = no
#log_facility = LOG_DAEMON
log_facility = LOG_LOCAL0
log_stderror = no
#tcp_children = 4
#mhomed = no
#server_signature = yes
#sock_group = "openser"
#sock_mode = 0600
#sock_user = "openser"
#unix_sock = "/tmp/openser.sock"
#unix_sock_children = 1
#reply_to_via = no
#sip_warning = no
#check_via = no
dns = no
rev_dns = no
#disable_core_dump = no
#dns_try_ipv6 = yes
#dns_use_search_list = yes

#Chandrakant
#loadmodule "exec.so"
#loadmodule "presence.so"
#modparam("presence", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
#modparam("presence", "force_active", 1 );
#modparam("presence", "max_expires", 3600 )

#modparam("presence", "server_address", "sip:
voicemailserver.testingpbx.com:5060" )

#loadmodule "presence_mwi.so"

loadmodule "usrloc.so"
modparam("usrloc", "user_column", "username")
modparam("usrloc", "domain_column", "domain")
modparam("usrloc", "contact_column", "contact")
modparam("usrloc", "expires_column", "expires")
modparam("usrloc", "q_column", "q")
modparam("usrloc", "callid_column", "callid")
modparam("usrloc", "cseq_column", "cseq")
modparam("usrloc", "methods_column", "methods")
modparam("usrloc", "flags_column", "flags")
modparam("usrloc", "user_agent_column", "user_agent")
modparam("usrloc", "received_column", "received")
modparam("usrloc", "socket_column", "socket")
modparam("usrloc", "use_domain", 0)
modparam("usrloc", "desc_time_order", 0)
modparam("usrloc", "timer_interval", 60)
modparam("usrloc", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
modparam("usrloc", "db_mode", 1)
modparam("usrloc", "matching_mode", 0)
modparam("usrloc", "cseq_delay", 20)
modparam("usrloc", "nat_bflag", 6)

loadmodule "pv.so"

loadmodule "registrar.so"
modparam("registrar", "default_expires", 3600)
modparam("registrar", "min_expires", 60)
modparam("registrar", "max_expires", 0)
modparam("registrar", "default_q", 0)
modparam("registrar", "append_branches", 1)
modparam("registrar", "case_sensitive", 0)
modparam("registrar", "received_param", "received")
modparam("registrar", "max_contacts", 3)
modparam("registrar", "retry_after", 0)
modparam("registrar", "method_filtering", 0)
modparam("registrar", "path_mode", 2)
modparam("registrar", "path_use_received", 0)
modparam("registrar", "received_avp", "$avp(i:801)")

loadmodule "rr.so"
modparam("rr", "enable_full_lr", 0)
modparam("rr", "append_fromtag", 1)
modparam("rr", "enable_double_rr", 1)
modparam("rr", "add_username", 0)

loadmodule "tm.so"
modparam("tm", "fr_timer", 3)
modparam("tm", "fr_inv_timer", 35)
modparam("tm", "wt_timer", 5)
modparam("tm", "delete_timer", 2)
#modparam("tm", "noisy_ctimer", 1)
modparam("tm", "ruri_matching", 1)
modparam("tm", "via1_matching", 1)
modparam("tm", "unix_tx_timeout", 2)
modparam("tm", "restart_fr_on_each_reply", 1)
modparam("tm", "pass_provisional_replies", 0)
modparam("tm", "fr_inv_timer_avp",
"$avp(s:callee_fr_inv_timer)")

loadmodule "xlog.so"
modparam("xlog", "buf_size", 4096)
modparam("xlog", "force_color", 0)

loadmodule "mi_fifo.so"
modparam("mi_fifo", "fifo_name", "/tmp/kamailio_fifo")
#modparam("mi_fifo", "fifo_mode", 0660)
#modparam("mi_fifo", "fifo_group", "openser")
#modparam("mi_fifo", "fifo_user", "openser")
#modparam("mi_fifo", "reply_dir", "/tmp/")
#modparam("mi_fifo", "reply_indent", "\t")

loadmodule "domain.so"
modparam("domain", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
modparam("domain", "db_mode", 1)
modparam("domain", "domain_table", "domain")
modparam("domain", "domain_col", "domain")

loadmodule "nathelper.so"
modparam("nathelper", "natping_interval", 60)
modparam("nathelper", "ping_nated_only", 1)
modparam("nathelper", "rtpproxy_sock",
"unix:/var/run/rtpproxy.sock")
#modparam("nathelper", "rtpproxy_disable", 0)
modparam("nathelper", "rtpproxy_disable_tout", 60)
modparam("nathelper", "rtpproxy_tout", 1)
modparam("nathelper", "rtpproxy_retr", 5)
modparam("nathelper", "sipping_method", "OPTIONS")
modparam("nathelper", "received_avp", "$avp(i:801)")

loadmodule "textops.so"

#loadmodule "uri.so"

loadmodule "sl.so"
modparam("sl", "enable_stats", 1)

loadmodule "maxfwd.so"
modparam("maxfwd", "max_limit", 256)

loadmodule "db_mysql.so"
modparam("db_mysql", "ping_interval", 300)
modparam("db_mysql", "auto_reconnect", 1)

loadmodule "auth.so"
modparam("auth", "nonce_expire", 300)
modparam("auth", "rpid_suffix",
";party=calling;id-type=subscriber;screen=yes")
modparam("auth", "rpid_avp", "$avp(s:rpid)")

loadmodule "auth_db.so"
modparam("auth_db", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
modparam("auth_db", "user_column", "username")
modparam("auth_db", "domain_column", "domain")
modparam("auth_db", "password_column", "password")
modparam("auth_db", "password_column_2", "ha1b")
modparam("auth_db", "calculate_ha1", 1)
modparam("auth_db", "use_domain", 1)
modparam("auth_db", "load_credentials",
"$avp(s:caller_uuid)=uuid")

loadmodule "uri_db.so"
modparam("uri_db", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
#modparam("uri_db", "db_table", "uri")
#modparam("uri_db", "user_column", "username")
#modparam("uri_db", "domain_column", "domain")
#modparam("uri_db", "uriuser_column", "uri_user")
#modparam("uri_db", "subscriber_table", "subscriber")
#modparam("uri_db", "subscriber_user_column", "username")
#modparam("uri_db", "subscriber_domain_column", "domain")
#modparam("uri_db", "use_uri_table", 0)
#modparam("uri_db", "use_domain", 1)

loadmodule "avpops.so"
modparam("avpops", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
modparam("avpops", "avp_table", "usr_preferences")
modparam("avpops", "use_domain", 1)
modparam("avpops", "uuid_column", "uuid")
modparam("avpops", "username_column", "username")
modparam("avpops", "domain_column", "domain")
modparam("avpops", "attribute_column", "attribute")
modparam("avpops", "value_column", "value")
modparam("avpops", "type_column", "type")

loadmodule "lcr.so"
modparam("lcr", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
modparam("lcr", "gw_table", "gw")
modparam("lcr", "gw_name_column", "gw_name")
modparam("lcr", "ip_addr_column", "ip_addr")
modparam("lcr", "port_column", "port")
modparam("lcr", "uri_scheme_column", "uri_scheme")
modparam("lcr", "transport_column", "transport")
modparam("lcr", "grp_id_column", "grp_id")
modparam("lcr", "lcr_table", "lcr")
modparam("lcr", "strip_column", "strip")
modparam("lcr", "prefix_column", "prefix")
modparam("lcr", "from_uri_column", "from_uri")
modparam("lcr", "priority_column", "priority")
modparam("lcr", "flags_avp", "$avp(i:712)")
modparam("lcr", "gw_uri_avp", "$avp(i:1400)")
modparam("lcr", "ruri_user_avp", "$avp(i:1402)")
#modparam("lcr", "contact_avp", "$avp(1401)")
modparam("lcr", "fr_inv_timer_avp",
"$avp(s:fr_inv_timer_avp)")
modparam("lcr", "fr_inv_timer", 90)
modparam("lcr", "fr_inv_timer_next", 30)
modparam("lcr", "rpid_avp", "$avp(s:rpid)")

loadmodule "alias_db.so"
modparam("alias_db", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
modparam("alias_db", "user_column", "username")
modparam("alias_db", "domain_column", "domain")
modparam("alias_db", "alias_user_column", "alias_username")
modparam("alias_db", "alias_domain_column", "alias_domain")
modparam("alias_db", "use_domain", 0)

loadmodule "uac.so"
modparam("uac", "rr_store_param", "vsf")
modparam("uac", "from_restore_mode", "auto")
modparam("uac", "from_passwd", "s1p:Wiz4rd!")

loadmodule "acc.so"
modparam("acc", "db_url", "mysql://
openser:openserrw@voicemailserver.testingpbx.com/openser")
# flag to record to db
modparam("acc", "db_flag", 1)
modparam("acc", "db_missed_flag", 2)
# flag to log to syslog
modparam("acc", "log_flag", 1)
modparam("acc", "log_missed_flag", 2)
# use extra accounting to record caller and callee username/domain
# - take them from From URI and R-URI
modparam("acc", "log_extra",
"src_user=$fU;src_domain=$fd;dst_user=$rU;dst_domain=$rd")
modparam("acc", "db_extra",
"src_user=$fU;src_domain=$fd;dst_user=$rU;dst_domain=$rd")

#loadmodule "nat_traversal.so"
########################################################################
# Request route 'main'
########################################################################
route[0]
{
xlog("L_INFO","***** IN route[0]\n");
    xlog("L_INFO", "New request - M=$rm RURI=$ru F=$fu T=$tu IP=$si
ID=$ci\n");
    force_rport();
    if(msg:len > max_len)
    {

        xlog("L_INFO", "Message too big - M=$rm RURI=$ru F=$fu T=$tu
IP=$si
ID=$ci\n");
        sl_send_reply("513", "Message Too Big");
xlog("L_INFO","***** OUT route[0.1]\n");
        exit;
    }
    if (!mf_process_maxfwd_header("10"))
    {

        xlog("L_INFO", "Too many hops - M=$rm RURI=$ru F=$fu T=$tu IP=$si
ID=$ci\n");
        sl_send_reply("483", "Too Many Hops");
xlog("L_INFO","***** OUT route[0.2]\n");
        exit;
    }
    if(!is_method("REGISTER"))
    {
        if(nat_uac_test("19"))
        {
            record_route(";nat=yes");
        }
        else
        {
            record_route();
        }
    }
    # allow NOTIFY messages only from the Asterisk server
#    if (is_method("NOTIFY")) {
 #           if (!t_relay()) {
#              sl_reply_error();
#              exit;
#            }
 #     }

      if (is_method("SUBSCRIBE")) {
        # challenge/response
            if (!www_authorize("", "subscriber")) {
                  www_challenge("", "0");
xlog("L_INFO","***** OUT route[0.3]\n");
                  exit;
            }

        # notify the Asterisk server to update the UAs MWI. I
        # believe most UAs that support SUBSCRIBE will
        # periodically send a SUBSCRIBE message. These cause
        # the Asterisk server to update their MWI.
#        xlog("L_INFO","******************************** $ru\n" );
#        exec_msg("/usr/bin/mwi/subscribe $ru");
        exit;
xlog("L_INFO","***** OUT route[0.4]\n");
      }

    if(is_method("CANCEL") || is_method("BYE"))
    {
        unforce_rtp_proxy();

    }
    if(loose_route())
    {
    #    if(!has_totag())
        #     {
    #
    #        xlog("L_INFO", "Initial loose-routing rejected - M=$rm
RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
    #        sl_send_reply("403", "Initial Loose-Routing Rejected");
    #        exit;
    #    }
        if(nat_uac_test("19") || search("^Route:.*;nat=yes"))
        {
            fix_nated_contact();
            setbflag(6);
        }

        route(8);
    }
    if(is_method("REGISTER"))
    {
        route(7);
    }
    if(is_method("INVITE"))
    {
        route(9);
    }
    if(is_method("CANCEL") || is_method("ACK"))
    {
        route(13);
    }

    route(14);
xlog("L_INFO","***** OUT route[0]\n");
}

########################################################################
# Request route 'clear-usr-preferences-caller'
########################################################################
route[1]
{
xlog("L_INFO","***** IN route[1]\n");
    xlog("L_INFO", "Clear caller preferences - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
    avp_delete("$avp(s:caller_cli)/g");
    avp_delete("$avp(s:clir)/g");
xlog("L_INFO","***** OUT route[1]\n");
}

########################################################################
# Request route 'clear-usr-preferences-callee'
########################################################################
route[2]
{
xlog("L_INFO","***** IN route[2]\n");
    xlog("L_INFO", "Clear callee preferences - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
    avp_delete("$avp(s:callee_fr_inv_timer)/g");
    avp_delete("$avp(s:cfu)/g");
    avp_delete("$avp(s:cfc)/g");
xlog("L_INFO","***** OUT route[2]\n");
}

########################################################################
# Request route 'usr-preferences-caller'
########################################################################
route[3]
{
xlog("L_INFO","***** IN route[3]\n");
    route(1);
    xlog("L_INFO", "Load caller preferences for uuid
'$avp(s:caller_uuid)' -
M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
    # load caller avps
    avp_db_load("$avp(s:caller_uuid)", "*");
    avp_copy("$avp(s:cli)", "$avp(s:caller_cli)/d");
    if(is_avp_set("$avp(s:clir)/n") &&
avp_check("$avp(s:clir)", "eq/i:1"))
    {
        # mark for anonymization
        setflag(28);
    }
xlog("L_INFO","***** OUT route[3]\n");
}

########################################################################
# Request route 'usr-preferences-callee'
########################################################################
route[4]
{
xlog("L_INFO","***** IN route[4]\n");
    xlog("L_INFO", "Load callee preferences for uuid
'$avp(s:callee_uuid)' -
M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
    # load callee avps
    avp_db_load("$avp(s:callee_uuid)", "*");
    if(is_avp_set("$avp(s:cfu)/s"))
    {

        xlog("L_INFO", "Call-forward-unconditional to '$avp(s:cfu)'
found -
M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
        avp_delete("$avp(s:caller_uuid)/g");
        avp_copy("$avp(s:callee_uuid)", "$avp(s:caller_uuid)/d");
        avp_pushto("$ru", "$avp(s:cfu)");

        route(3);
        route(10);
xlog("L_INFO","***** OUT route[4.1]\n");
        exit;
    }
    if(is_avp_set("$avp(s:ringtimeout)/n"))
    {

        xlog("L_INFO", "Setting ring timeout to $avp(s:ringtimeout) secs -
M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
        avp_copy("$avp(s:ringtimeout)",
"$avp(s:callee_fr_inv_timer)/d");
    }
xlog("L_INFO","***** OUT route[4]\n");
}

########################################################################
# Request route 'clir'
########################################################################
route[5]
{
xlog("L_INFO","***** IN route[5]\n");
    if(isflagset(28) && !isflagset(27))
    {
        setflag(27);

        xlog("L_INFO", "Anonymize caller - M=$rm RURI=$ru F=$fu T=$tu
IP=$si
ID=$ci\n");

uac_replace_from("Anonymous","sip:anonymous@anonymous.invalid");
        if(is_present_hf("Privacy"))
        {
            remove_hf("Privacy");
        }
        append_hf("Privacy: id\r\n");
    }
xlog("L_INFO","***** OUT route[5]\n");
}

########################################################################
# Request route 'stop-rtp-proxy'
########################################################################
route[6]
{
xlog("L_INFO","***** IN route[6]\n");
    if(isflagset(22))
    {
        unforce_rtp_proxy();
    }
xlog("L_INFO","***** OUT route[6]\n");
}

########################################################################
# Request route 'base-route-register'
########################################################################
route[7]
{
xlog("L_INFO","***** IN route[7]\n");
    sl_send_reply("100", "Trying");
    if(!www_authorize("", "subscriber"))
    {

        xlog("L_INFO", "Register authentication failed - M=$rm RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
        www_challenge("", "0");
xlog("L_INFO","***** OUT route[7.1]\n");
        exit;
    }
    if(!check_to())
    {

        xlog("L_INFO", "Spoofed To-URI detected - M=$rm RURI=$ru F=$fu
T=$tu
IP=$si ID=$ci\n");
        sl_send_reply("403", "Spoofed To-URI Detected");
xlog("L_INFO","***** OUT route[7.2]\n");
        exit;
    }
    consume_credentials();
    if(!search("^Contact:[ ]*\*") && nat_uac_test("19"))
    {
        fix_nated_register();
        setbflag(6);
    }
    if(!save("location"))
    {

        xlog("L_ERR", "Saving contact failed - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
        sl_reply_error();
xlog("L_INFO","***** OUT route[7.3]\n");
        exit;
    }

    xlog("L_INFO", "Registration successful - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
xlog("L_INFO","***** OUT route[7]\n");
    exit;

}

########################################################################
# Request route 'base-outbound'
########################################################################
route[8]
{
xlog("L_INFO","***** IN route[8]\n");
    if(is_present_hf("P-Asserted-Identity"))
    {
        remove_hf("P-Asserted-Identity");
    }
    if(is_present_hf("Remote-Party-ID"))
    {
        remove_hf("Remote-Party-ID");
    }
    if(is_avp_set("$avp(s:caller_cli)/s"))
    {
        if(!isflagset(28))
        {

            xlog("L_INFO", "Set caller CLI '$avp(s:caller_cli)' -
M=$rm
RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
            append_hf("P-Asserted-Identity: <$avp(s:caller_cli)>\r\n");
        }
    }

    route(5);
    if(isbflagset(6))
    {
        if(!isflagset(22) && !search("^Content-Length:[ ]*0"))
        {
            setflag(22);
            force_rtp_proxy();
        }

        t_on_reply("2");
    }
    else
    {

        t_on_reply("1");
    }
    if(!isflagset(21))
    {

        t_on_failure("2");
    }
    if(isflagset(29))
    {
        append_branch();
    }
    if(is_present_hf("Proxy-Authorization"))
    {
        consume_credentials();
    }

    xlog("L_INFO", "Request leaving server, D-URI='$du' - M=$rm
RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
    # no 100 (we already sent it) and no DNS blacklisting
    if(!t_relay("0x05"))
    {
        sl_reply_error();
        if(is_method("INVITE") && isbflagset(6))
        {
            unforce_rtp_proxy();
        }
    }
xlog("L_INFO","***** OUT route[8]\n");
    exit;

}

########################################################################
# Request route 'base-route-invite'
########################################################################
route[9]
{
xlog("L_INFO","***** IN route[9]\n");
    sl_send_reply("100", "Trying");
    if(from_gw())
    {
        $avp(s:caller_uuid)="0";

        xlog("L_INFO", "Call from PSTN' - M=$rm RURI=$ru F=$fu T=$tu
IP=$si
ID=$ci\n");
        setflag(23);
        $avp(s:ringtimeout)=1000;

        route(3);
            if(nat_uac_test("19"))
            {
                    fix_nated_contact();
                    setbflag(6);
            }

            route(51);
    }
    else
    {
        if(!proxy_authorize("", "subscriber"))
        {

            xlog("L_INFO", "Proxy authentication failed - M=$rm RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
            proxy_challenge("", "0");
xlog("L_INFO","***** OUT route[9.1]\n");
            exit;
        }
        if(!check_from())
        {

            xlog("L_INFO", "Spoofed From-URI detected - M=$rm RURI=$ru
F=$fu
T=$tu IP=$si ID=$ci\n");
            sl_send_reply("403", "Spoofed From-URI Detected");
xlog("L_INFO","***** OUT route[9.2]\n");
            exit;
        }

         route(3);
            if(nat_uac_test("19"))
            {
                    fix_nated_contact();
                    setbflag(6);
            }
            route(10);
    }

#    route(3);
#    if(nat_uac_test("19"))
#    {
#        fix_nated_contact();
#        setbflag(6);
#    }

#    route(10);
xlog("L_INFO","***** OUT route[9]\n");
}

########################################################################
# Request route 'invite-find-callee'
########################################################################
route[10]
{
    xlog("L_INFO","***** IN route[10]\n");
    if(alias_db_lookup("dbaliases"))
    {

        xlog("L_INFO", "Callee was aliased - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
    }

    route(2);
    if(!is_domain_local("$rd"))
    {
        setflag(20);
        $avp(s:callee_uuid) = "0";
        route(12);
    }
    avp_delete("$avp(s:callee_uuid)");
    avp_db_query("select uuid from subscriber where username = '$rU'",
"$avp(s:callee_uuid)");
    if(is_avp_set("$avp(s:callee_uuid)/s"))
    {

        xlog("L_INFO", "Callee is local, uuid='$avp(s:callee_uuid)'
- M=$rm
RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
        route(11);
    }
    else
    {
        $avp(s:callee_uuid) = "0";

        xlog("L_INFO", "Callee is not local - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");

         xlog("L_INFO",
">>>>>>>>>>>>>>>>>>>>LENGTH
- STORED = $var(X)
RURI=$rU len=$(rU{s.len}) \n");
                if($rU=="*86")
                {
                        route(12);
                }
                else
                {
                        if($(rU{s.len})<=7)
                        {
                                route(11);
                        }
                        else
                        {
                                route(12);
                        }
                }

    }
xlog("L_INFO","***** OUT route[10]\n");
    exit;

}

########################################################################
# Request route 'invite-to-internal'
########################################################################

route[11]
{
xlog("L_INFO","***** IN route[11]\n");
    route(4);

    revert_uri();
    seturi("sip:*89@openser.org");

    rewritehostport("voicemailserver.testingpbx.com:5060");
    route(8);

    #if(!lookup("location"))
    #{

    #    xlog("L_INFO", "Local user offline - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
    #    sl_send_reply("404", "User Offline");
    #    route(50);
    #}
    #else
    #{

    #    xlog("L_INFO", "Local user online - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
    #    #route(8);
    #    route(50);
    #}

    xlog("L_INFO","***** OUT route[11]\n");
    exit;

}

##############################
# TEST ROUTE 51
###########################
route[51]
{
    if(alias_db_lookup("dbaliases"))
    {

        xlog("L_INFO", "Callee was aliased - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
    }

    route(2);
    if(!is_domain_local("$rd"))
    {
        setflag(20);
        $avp(s:callee_uuid) = "0";

        route(12);
    }
    avp_delete("$avp(s:callee_uuid)");
    avp_db_query("select uuid from subscriber where username = '$rU'",
"$avp(s:callee_uuid)");
    if(is_avp_set("$avp(s:callee_uuid)/s"))
    {

        xlog("L_INFO", "Callee is local, uuid='$avp(s:callee_uuid)'
- M=$rm
RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
        route(52);
    }
    else
    {
        $avp(s:callee_uuid) = "0";

        xlog("L_INFO", "Callee is not local - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
        route(12);
    }
    exit;

}

##########################
#TEST 52
##############################
route[52]
{
    route(4);
    if(!lookup("location"))
    {

        xlog("L_INFO", "Local user offline - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
        sl_send_reply("404", "User Offline");
    }
    else
    {

        xlog("L_INFO", "Local user online - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
        route(8);
    }
    exit;

}
########################################################################
# Request route 'invite-to-external'
########################################################################
route[12]
{
xlog("L_INFO","***** IN route[12]\n");
    if(isflagset(20))
    {

        xlog("L_INFO", "Call to foreign domain - M=$rm RURI=$ru F=$fu
T=$tu
IP=$si ID=$ci\n");
        route(8);
xlog("L_INFO","***** OUT route[12.1]\n");
        exit;
    }
    if(!isflagset(23))
    {

        if(uri =~ "^sip:\*86@.*")
                {
               xlog("L_INFO", "User accessing Voicemail - M=$rm RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
                 rewritehostport("voicemailserver.testingpbx.com:5060");
    route(8);
                }

        # don't allow calls relaying from PSTN to PSTN, if not explicitely
forwarded

        else if(uri =~ "^sip:[0-9]+@")
        {
                # only route numeric users to PSTN
            if(!load_gws())
            {

                xlog("L_ERR", "Error loading PSTN gateways - M=$rm
RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
                sl_send_reply("503", "PSTN Termination Currently
Unavailable");
                xlog("L_INFO","***** OUT route[12.2]\n");
                exit;
            }
            if(!next_gw())
            {

                xlog("L_ERR", "No PSTN gateways available - M=$rm RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
                sl_send_reply("503", "PSTN Termination Currently
Unavailable");
                xlog("L_INFO","***** OUT route[12.3]\n");
                exit;
            }
            setflag(21);
            t_on_failure("1");
            route(8);

        }
    }

    xlog("L_INFO", "Call to unknown user - M=$rm RURI=$ru F=$fu T=$tu
IP=$si
ID=$ci\n");
    sl_send_reply("404", "User Not Found");
    xlog("L_INFO","***** OUT route[12]\n");
    exit;

}

########################################################################
# Request route 'base-route-local'
########################################################################
route[13]
{
xlog("L_INFO","***** IN route[13]\n");
    t_on_reply("1");
    if(t_check_trans())
    {

        xlog("L_INFO", "Request leaving server - M=$rm RURI=$ru F=$fu
T=$tu
IP=$si ID=$ci\n");
    }
    else
        {

                xlog("L_INFO", "Dropping mis-routed request - M=$rm
RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
xlog("L_INFO","***** OUT route[13.1]\n");
        exit;
        }
    if(!t_relay())
    {
        sl_reply_error();
    }
xlog("L_INFO","***** OUT route[13]\n");
    exit;

}

########################################################################
# Request route 'base-route-generic'
########################################################################
route[14]
{
xlog("L_INFO","***** IN route[14]\n");
    xlog("L_INFO", "Method not supported - M=$rm RURI=$ru F=$fu T=$tu
IP=$si
ID=$ci\n");
    sl_send_reply("501", "Method Not Supported Here");
xlog("L_INFO","***** OUT route[14]\n");
    exit;

}

########################################################################
# Request route 'base-filter-failover'
########################################################################
route[15]
{
xlog("L_INFO","***** IN route[15]\n");
    if(!t_check_status("408|500|503"))
    {

        xlog("L_INFO", "No failover routing needed for this response code
-
M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
        route(6);
xlog("L_INFO","***** OUT route[15.1]\n");
        exit;
    }
xlog("L_INFO","***** OUT route[15]\n");
}

########################################################################
#Send the call out
########################################################################

route[16]
{
xlog("L_INFO","***** IN route[16]\n");
#send the call outward

 if(method=="INVITE" && !isflagset(10))
 {
  t_on_failure("2");
 };

 if (!t_relay())
 {
  xlog("L_WARN", "ERROR: t_relay failed");
  sl_reply_error();
 };
xlog("L_INFO","***** OUT route[16]\n");
}

########################################################################
# Request route 'Voicemail and Asterisk for further processing'
########################################################################
failure_route[3]
{
xlog("L_INFO","***** IN failure route[3]\n");
         if(!t_was_cancelled())
         {
          revert_uri();
          rewritehostport("voicemailserver.testingpbx.com:5060");
          append_branch();
          #PREVENT SOME CRAZY VOICEMAIL LOOP
        xlog("L_INFO", "No Answer Sending the call to Voicemail  - M=$rm
RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
           setflag(10);
           route(8);
 }
xlog("L_INFO","***** OUT failure route[3]\n");
}
########################################################################
# Reply route 'base-standard-reply'
########################################################################
onreply_route[1]
{
xlog("L_INFO","***** IN onreply route[1]\n");
    xlog("L_INFO", "Reply - S=$rs D=$rr F=$fu T=$tu IP=$si
ID=$ci\n");
xlog("L_INFO","***** OUT onreply route[1]\n");
    exit;

}

########################################################################
# Reply route 'base-nat-reply'
########################################################################
onreply_route[2]
{
xlog("L_INFO","***** IN onreply route[2]\n");
    xlog("L_INFO", "NAT-Reply - S=$rs D=$rr F=$fu T=$tu IP=$si
ID=$ci\n");
    if(nat_uac_test("1"))
    {
        fix_nated_contact();
    }

    if(isbflagset(6) && status=~"(180)|(183)|2[0-9][0-9]")
    {
        if(!search("^Content-Length:[ ]*0"))
        {
            force_rtp_proxy();
        }
    }
xlog("L_INFO","***** OUT onreply route[2]\n");
    exit;

}

########################################################################
# Failure route 'pstn-failover'
########################################################################
failure_route[1]
{
xlog("L_INFO","***** IN failure route[1]\n");
    xlog("L_INFO", "Failure route for PSTN entered - M=$rm RURI=$ru F=$fu
T=$tu IP=$si ID=$ci\n");
    route(15);
    if(!next_gw())
    {

        xlog("L_ERR", "Failed to select next PSTN gateway - M=$rm RURI=$ru
F=$fu T=$tu IP=$si ID=$ci\n");
        route(6);
xlog("L_INFO","***** OUT failure route[1.1]\n");
        exit;
    }

    t_on_failure("3");
    route(8);
xlog("L_INFO","***** OUT failure route[1]\n");
}

########################################################################
# Failure route 'base-standard-failure'
########################################################################
failure_route[2]
{
xlog("L_INFO","***** IN failure route[2]\n");
    if(!t_was_cancelled())
    {
        revert_uri();
        seturi("sip:*87@openser.org");
        rewritehostport("voicemailserver.testingpbx.com:5060");
        append_branch();
        xlog("L_INFO","Call to Voicemail");
        setflag(10);
        route(10);
    }
    if(t_check_status("422|481|487"))
    {

        xlog("L_INFO", "Final reply - M=$rm RURI=$ru F=$fu T=$tu IP=$si
ID=$ci\n");
        route(6);
xlog("L_INFO","***** OUT failure route[2.1]\n");
        exit;
    }

    t_on_branch("1");
    xlog("L_INFO", "Redirect from UAC intercepted - M=$rm RURI=$ru F=$fu
T=$tu IP=$si ID=$ci\n");
    route(10);
    if($avp(s:cfc) != NULL)
    {
        avp_pushto("$ru", "$avp(s:cfc)");
        setflag(29);
        append_branch();

        t_on_branch("1");
        xlog("L_INFO", "CFC detected - M=$rm RURI=$ru F=$fu T=$tu IP=$si
ID=$ci\n");
        route(10);
    }

    route(15);
    route(6);
xlog("L_INFO","***** OUT failure route[2]\n");
}

########################################################################
# Branch route 'cfc-drop-local'
########################################################################
branch_route[1]
{
xlog("L_INFO","***** IN branch route[1]\n");
    if(is_domain_local("$rd"))
    {
        xlog("L_INFO", "Dropping local branch - M=$rm RURI=$ru F=$fu T=$tu
IP=$si ID=$ci\n");
        drop();
    }
xlog("L_INFO","***** OUT branch route[1]\n");
}

-- 
Regards,

Chandrakant Solanki

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