#
# $Id: ser.cfg,v 1.21.4.1 2003/11/10 15:35:15 andrei Exp $
#
# simple quick-start config script
#

# ----------- global configuration parameters ------------------------

debug=3         # debug level (cmd line: -dddddddddd)
fork=yes
log_stderror=no # (cmd line: -E)

/* Uncomment these lines to enter debugging mode 
debug=7
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/ser_fifo"

listen=10.0.0.1
alias="zone1.sip"
# ------------------ module loading ----------------------------------

# Uncomment this if you want to use SQL database
#loadmodule "/usr/lib/ser/modules/mysql.so"

loadmodule "/usr/lib/ser/modules/sl.so"
loadmodule "/usr/lib/ser/modules/tm.so"
loadmodule "/usr/lib/ser/modules/rr.so"
loadmodule "/usr/lib/ser/modules/maxfwd.so"
loadmodule "/usr/lib/ser/modules/usrloc.so"
loadmodule "/usr/lib/ser/modules/registrar.so"

# Uncomment this if you want digest authentication
# mysql.so must be loaded !
#loadmodule "/usr/lib/ser/modules/auth.so"
#loadmodule "/usr/lib/ser/modules/auth_db.so"

# ----------------- setting module-specific parameters ---------------

# -- usrloc params --

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)


# -- tm params --
# set time for which ser will be waiting for a final response;
# fr_inv_timer sets value for INVITE transactions, fr_timer
# for all others
modparam("tm", "fr_inv_timer", 15 )
modparam("tm", "fr_timer", 10 )


# -------------------------  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");
                break;
        };
        if ( msg:len > max_len ) {
                sl_send_reply("513", "Message too big");
                break;
        };

        # 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
        record_route();
        # loose-route processing
        if (loose_route()) {
                t_relay();
                break;
        };

        # 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("iptel.org", "subscriber")) {
#                               www_challenge("iptel.org", "0");
#                               break;
#                       };

                        save("location");
                        sl_send_reply("200", "OK");
                        break;
                };

                # is it a PSTN destination? (is username nummerical and begins with 416?)
                if (uri=~"^sip:416[0-9]*@") { # ... forward to gateways then;
                      # check first to which PSTN destination the requests goes;
                      # if it is (prefix "416"), use the gateway 10.0.0.100...

                   # ... use the gateway 10.0.0.100 for all zone1 PSTN destinations
                   #using statefull forwarding to detect busy / no answer call forward.
                   t_on_failure("1");
                   t_relay_to_udp("10.0.0.100", "5060");
                   break;
                }
                  
                # it is an IP destination -- try to lookup it up in user location DB
                if (!lookup("location")) {
                  # bad luck ... user off-line
                  sl_send_reply("404", "Not Found");
                  break;
                };
        };

        # forward to current uri now; use stateful forwarding; that
        # works reliably even if we forward from TCP to UDP

        t_on_failure("1");
        if (!t_relay()) {
                sl_reply_error();
        };
}

#if Analogs are busy route to 7960
failure_route[1] {
        # forwarding failed -- try again at another destination 
#       append_branch("sip:84000@zone1.sip");
#       log(1,"first redirection\n");
#       t_relay();

        rewritehostport("10.0.0.150:5060");
        append_branch();
        t_relay_to_udp("10.0.0.150", "5060");
}