#!KAMAILIO
#
#!ifdef ACCDB_COMMENT
  ALTER TABLE acc ADD COLUMN src_user VARCHAR(64) NOT NULL DEFAULT '';
  ALTER TABLE acc ADD COLUMN src_domain VARCHAR(128) NOT NULL DEFAULT '';
  ALTER TABLE acc ADD COLUMN src_ip varchar(64) NOT NULL default '';
  ALTER TABLE acc ADD COLUMN dst_ouser VARCHAR(64) NOT NULL DEFAULT '';
  ALTER TABLE acc ADD COLUMN dst_user VARCHAR(64) NOT NULL DEFAULT '';
  ALTER TABLE acc ADD COLUMN dst_domain VARCHAR(128) NOT NULL DEFAULT '';
  ALTER TABLE missed_calls ADD COLUMN src_user VARCHAR(64) NOT NULL DEFAULT '';
  ALTER TABLE missed_calls ADD COLUMN src_domain VARCHAR(128) NOT NULL DEFAULT '';
  ALTER TABLE missed_calls ADD COLUMN src_ip varchar(64) NOT NULL default '';
  ALTER TABLE missed_calls ADD COLUMN dst_ouser VARCHAR(64) NOT NULL DEFAULT '';
  ALTER TABLE missed_calls ADD COLUMN dst_user VARCHAR(64) NOT NULL DEFAULT '';
  ALTER TABLE missed_calls ADD COLUMN dst_domain VARCHAR(128) NOT NULL DEFAULT '';
#!endif

####### Defined Values #########

#!define WITH_MYSQL 
#!define WITH_AUTH
#!define WITH_ALIASDB
#!define WITH_USRLOCDB
#!define WITH_NAT

#!ifdef WITH_MYSQL
  #!define DBURL "mysql://kamailio_admin:2Jx7kvT@localhost/kamailio_db"
#!endif
#!ifdef WITH_MULTIDOMAIN
  #!define MULTIDOMAIN 1
#!else
  #!define MULTIDOMAIN 0
#!endif

#!define FLT_ACC 1
#!define FLT_ACCMISSED 2
#!define FLT_ACCFAILED 3
#!define FLT_NATS 5

#!define FLB_NATB 6
#!define FLB_NATSIPPING 7

####### Global Parameters #########

#!ifdef WITH_DEBUG
  debug=4
  log_stderror=yes
#!else
  debug=2
  log_stderror=no
#!endif

memdbg=5
memlog=5

log_facility=LOG_LOCAL0

fork=yes
children=4

disable_tcp=yes

auto_aliases=no

alias="sip.malagasy.com"

listen=udp:41.204.103.208

port=5060

#!ifdef WITH_TLS
  enable_tls=yes
#!endif

tcp_connection_lifetime=3605

####### Custom Parameters #########


####### Modules Section ########

# set paths to location of modules (to sources or installation folders)
#!ifdef WITH_SRCPATH
  mpath="modules_k:modules"
#!else
  mpath="/usr/lib/kamailio/modules_k/:/usr/lib/kamailio/modules/"
#!endif

#!ifdef WITH_MYSQL
  loadmodule "db_mysql.so"
#!endif

loadmodule "mi_fifo.so"
loadmodule "kex.so"
loadmodule "tm.so"
loadmodule "tmx.so"
loadmodule "sl.so"
loadmodule "rr.so"
loadmodule "pv.so"
loadmodule "maxfwd.so"
loadmodule "usrloc.so"
loadmodule "registrar.so"
loadmodule "textops.so"
loadmodule "siputils.so"
loadmodule "xlog.so"
loadmodule "sanity.so"
loadmodule "ctl.so"
loadmodule "cfg_rpc.so"
loadmodule "mi_rpc.so"
loadmodule "acc.so"

#!ifdef WITH_AUTH
  loadmodule "auth.so"
  loadmodule "auth_db.so"
  #!ifdef WITH_IPAUTH
    loadmodule "permissions.so"
  #!endif
#!endif

#!ifdef WITH_ALIASDB
  loadmodule "alias_db.so"
#!endif

#!ifdef WITH_SPEEDDIAL
  loadmodule "speeddial.so"
#!endif

#!ifdef WITH_MULTIDOMAIN
  loadmodule "domain.so"
#!endif

#!ifdef WITH_PRESENCE
  loadmodule "presence.so"
loadmodule "presence_xml.so"
#!endif

#!ifdef WITH_NAT
  loadmodule "nathelper.so"
  loadmodule "rtpproxy.so"
#!endif

#!ifdef WITH_TLS
  loadmodule "tls.so"
#!endif

#!ifdef WITH_ANTIFLOOD
  loadmodule "htable.so"
  loadmodule "pike.so"
#!endif

#!ifdef WITH_XMLRPC
  loadmodule "xmlrpc.so"
#!endif

#!ifdef WITH_DEBUG
  loadmodule "debugger.so"
#!endif

loadmodule "siptrace.so"
loadmodule "acc_radius.so"

loadmodule "mi_datagram.so"
loadmodule "dialog.so"
loadmodule "call_control.so"

#loadmodule "mediaproxy.so"

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

# ----- mediaproxy -----
#modparam("mediaproxy", "mediaproxy_socket", "/var/run/mediaproxy/dispatcher.sock")
#modparam("mediaproxy", "mediaproxy_timeout", 500)
#modparam("mediaproxy", "signaling_ip_avp", "$avp(s:nat_ip)")
#modparam("mediaproxy", "media_relay_avp", "$avp(s:media_relay)")

# ----- dialog params -----
modparam("dialog", "dlg_flag", 4)

# -------- mi_datagram params -------
modparam("mi_datagram", "socket_name", "/var/run/kamailio/mi_datagram.socket")

# ------- Call Control params ------
modparam("call_control", "disable", 0)
modparam("call_control", "socket_name", "/var/run/callcontrol/socket")

# ------ CDRTOOL
modparam("acc_radius", "radius_config", "/etc/radiusclient-ng/radiusclient.conf")
modparam("acc_radius", "radius_flag", FLT_ACC)
modparam("acc_radius", "radius_missed_flag", FLT_ACCMISSED)
modparam("acc_radius", "radius_extra",       "User-Name=$Au; \
                                       Calling-Station-Id=$from; \
                                       Called-Station-Id=$to; \
                                       Sip-Translated-Request-URI=$ru; \
                                       Sip-RPid=$avp(s:rpid); \
                                       Source-IP=$avp(s:source_ip); \
                                       Source-Port=$avp(s:source_port); \
                                       SIP-Proxy-IP=$avp(s:sip_proxy_ip); \
                                       Canonical-URI=$avp(s:can_uri); \
                                       Billing-Party=$avp(billing_party); \
                                       Divert-Reason=$avp(s:divert_reason); \
                                       User-Agent=$hdr(user-agent); \
                                       Contact=$hdr(contact); \
                                       Event=$hdr(event); \
                                       ENUM-TLD=$avp(s:enum_tld); \
                                       From-Header=$hdr(from); \
                                       SIP-Application-Type=$avp(s:sip_application_type)")


# ----- siptrace params -----++
modparam("siptrace", "db_url", DBURL)
modparam("siptrace", "table", "sip_trace")
modparam("siptrace", "traced_user_avp", "$avp(s:traced_user)")
modparam("siptrace", "trace_on",1)
modparam("siptrace", "trace_flag",2)

# ----- mi_fifo params -----
modparam("mi_fifo", "fifo_name", "/tmp/kamailio_tmp")


# ----- tm params -----
modparam("tm", "failure_reply_mode", 3)
#modparam("tm", "fr_timer", 30000)
modparam("tm", "fr_timer", 5000)
#modparam("tm", "fr_inv_timer", 120000)
#modparam("tm", "fr_inv_timer", 20000) ## dur��e an le sonnerie fa par branche izany ???
modparam("tm", "max_inv_lifetime", 20000) ## mitov n eo ambon fa par transaction


# ----- rr params -----
modparam("rr", "enable_full_lr", 1)
modparam("rr", "append_fromtag", 0)


# ----- registrar params -----
modparam("registrar", "method_filtering", 1)
# modparam("registrar", "append_branches", 0)
#modparam("registrar", "max_contacts", 10)
modparam("registrar", "max_expires", 3600)


# ----- acc params -----
modparam("acc", "early_media", 0)
modparam("acc", "report_ack", 0)
modparam("acc", "report_cancels", 0)
modparam("acc", "detect_direction", 0)
modparam("acc", "log_flag", FLT_ACC)
modparam("acc", "log_missed_flag", FLT_ACCMISSED)
modparam("acc", "log_extra", 
	"src_user=$fU;src_domain=$fd;src_ip=$si;"
	"dst_ouser=$tU;dst_user=$rU;dst_domain=$rd")
modparam("acc", "failed_transaction_flag", FLT_ACCFAILED)
#!ifdef WITH_ACCDB
  modparam("acc", "db_flag", FLT_ACC)
  modparam("acc", "db_missed_flag", FLT_ACCMISSED)
  modparam("acc", "db_url", DBURL)
  modparam("acc", "db_extra",
	   "src_user=$fU;src_domain=$fd;src_ip=$si;"
	   "dst_ouser=$tU;dst_user=$rU;dst_domain=$rd")
#!endif


# ----- usrloc params -----
#!ifdef WITH_USRLOCDB
  modparam("usrloc", "db_url", DBURL)
  modparam("usrloc", "db_mode", 2)
  modparam("usrloc", "use_domain", MULTIDOMAIN)
#!endif


# ----- auth_db params -----
#!ifdef WITH_AUTH
  modparam("auth_db", "db_url", DBURL)
  modparam("auth_db", "calculate_ha1", yes)
  modparam("auth_db", "password_column", "password")
  modparam("auth_db", "load_credentials", "")
  modparam("auth_db", "use_domain", MULTIDOMAIN)
  # ----- permissions params -----
  #!ifdef WITH_IPAUTH
    modparam("permissions", "db_url", DBURL)
    modparam("permissions", "db_mode", 1)
  #!endif
#!endif


# ----- alias_db params -----
#!ifdef WITH_ALIASDB
modparam("alias_db", "db_url", DBURL)
modparam("alias_db", "use_domain", MULTIDOMAIN)
#!endif


# ----- speedial params -----
#!ifdef WITH_SPEEDDIAL
modparam("speeddial", "db_url", DBURL)
modparam("speeddial", "use_domain", MULTIDOMAIN)
#!endif


# ----- domain params -----
#!ifdef WITH_MULTIDOMAIN
modparam("domain", "db_url", DBURL)
# use caching
modparam("domain", "db_mode", 1)
# register callback to match myself condition with domains list
modparam("domain", "register_myself", 1)
#!endif


#!ifdef WITH_PRESENCE
# ----- presence params -----
modparam("presence", "db_url", DBURL)

# ----- presence_xml params -----
modparam("presence_xml", "db_url", DBURL)
modparam("presence_xml", "force_active", 1)
#!endif


#!ifdef WITH_NAT
# ----- rtpproxy params -----
modparam("rtpproxy", "rtpproxy_sock", "udp:127.0.0.1:22222")

# ----- nathelper params -----
modparam("nathelper", "natping_interval", 30)
modparam("nathelper", "ping_nated_only", 0)
modparam("nathelper", "sipping_bflag", FLB_NATSIPPING)
modparam("nathelper", "sipping_from", "sip:pinger@sip.malagasy.com")
modparam("nathelper", "force_socket", "udp:127.0.0.1:22222")

# params needed for NAT traversal in other modules
modparam("nathelper|registrar", "received_avp", "$avp(RECEIVED)")
modparam("usrloc", "nat_bflag", FLB_NATB)
#!endif


#!ifdef WITH_TLS
# ----- tls params -----
modparam("tls", "config", "/etc/kamailio/tls.cfg")
#!endif

#!ifdef WITH_ANTIFLOOD
# ----- pike params -----
modparam("pike", "sampling_time_unit", 2)
modparam("pike", "reqs_density_per_unit", 16)
modparam("pike", "remove_latency", 4)

# ----- htable params -----
# ip ban htable with autoexpire after 5 minutes
modparam("htable", "htable", "ipban=>size=8;autoexpire=300;")
#!endif

#!ifdef WITH_XMLRPC
# ----- xmlrpc params -----
modparam("xmlrpc", "route", "XMLRPC");
modparam("xmlrpc", "url_match", "^/RPC")
#!endif

#!ifdef WITH_DEBUG
# ----- debugger params -----
modparam("debugger", "cfgtrace", 1)
#!endif

####### Routing Logic ########


# Main SIP request routing logic
# - processing of any incoming SIP request starts with this route
# - note: this is the same as route { ... }
request_route {

	# per request initial checks
	route(REQINIT);

	# NAT detection
	route(NATDETECT);

	# handle requests within SIP dialogs
	route(WITHINDLG);

	### only initial requests (no To tag)

	# CANCEL processing
	if (is_method("CANCEL"))
	{
		if (t_check_trans())
			t_relay();
		exit;
	}

	t_check_trans();

	# authentication
	route(AUTH);

	# record routing for dialog forming requests (in case they are routed)
	# - remove preloaded route headers
	remove_hf("Route");
	if (is_method("INVITE|SUBSCRIBE"))
	{
		record_route();
		#force_rtp_proxy();
		rtpproxy_offer();
		t_on_reply("1");
	}

	# account only INVITEs
	if (is_method("INVITE"))
	{
		route(CALLCONTROL);
		setflag(FLT_ACC); # do accounting
	}

	# dispatch requests to foreign domains
	route(SIPOUT);

	### requests for my local domains

	# handle presence related requests
	route(PRESENCE);

	# handle registrations
	route(REGISTRAR);

	if ($rU==$null)
	{
		# request with no Username in RURI
		sl_send_reply("484","Address Incomplete");
		exit;
	}

	# dispatch destinations to PSTN
	route(PSTN);

	# user location service
	route(LOCATION);

	route(RELAY);
}

route[CALLCONTROL] {
#       xlog("L_INFO", "Avant call_control\n");
        call_control();
#        xlog("L_INFO", "Apres callcontrol\n **** code averiny callctrl dia =$retcode");
        switch ($retcode) {
        case 2:
                # Call with no limit
                xlog("L_INFO", "Call control: CODE_RETOUR $retcode, appel illimite\n");
        case -1:
                # Not enough credit (prepaid call)
                xlog("L_INFO", "Call control: CODE_RETOUR $retcode, pas assez de credit\n");
                acc_rad_request("402");
                sl_send_reply("402", "Not enough credit");
                exit;
                break;

        case 1:
                # Call with a limit under callcontrol management (either prepaid or postpaid)
                xlog("L_INFO", "Call control:  CODE_RETOUR $retcode, appel avec limite\n");
                break;
        case -2:
                # Locked by call in progress (prepaid call)
                xlog("L_INFO", "Call control: CODE_RETOUR $retcode, prepaid call locked by another call in progress\n");
                acc_rad_request("403");
                sl_send_reply("403", "Call locked by another call in progress");
                exit;
                break;
        case -3:
                # Duplicated callid
                xlog("L_INFO", "Call control: CODE_RETOUR $retcode, Duplicated call id\n");
                acc_rad_request("400");
                sl_send_reply("400", "Duplicated callid");
                exit;
                break;
        case -4:
                # Call limit reached
                xlog("L_INFO", "Call control: CODE_RETOUR $retcode, Call limit reached\n");
                acc_rad_request("503");
                sl_send_reply("503", "Too many concurrent calls");
                exit;
                break;
        default:
                # Internal error (message parsing, communication, ...)
                xlog("L_INFO", "Call control: CODE_RETOUR default, internal server error\n");
                acc_rad_request("500");
                sl_send_reply("500", "Internal server error");
                exit;
        }
}

route[RELAY] {

	# enable additional event routes for forwarded requests
	# - serial forking, RTP relaying handling, a.s.o.
	if (is_method("INVITE|SUBSCRIBE")) {
		#force_rtp_proxy();
		rtpproxy_offer();
		t_on_branch("MANAGE_BRANCH");
		t_on_reply("MANAGE_REPLY");
		t_on_reply("1");
	}
	if (is_method("INVITE")) {
		t_on_failure("MANAGE_FAILURE");
	}

	if (!t_relay()) {
		sl_reply_error();
	}
	exit;
}

onreply_route[1] {
      if (status=~"[12][0-9][0-9]")
               #force_rtp_proxy();
		rtpproxy_offer();
}

# Per SIP request initial checks
route[REQINIT] {
#!ifdef WITH_ANTIFLOOD
	# flood dection from same IP and traffic ban for a while
	# be sure you exclude checking trusted peers, such as pstn gateways
	# - local host excluded (e.g., loop to self)
	if(src_ip!=myself)
	{
		if($sht(ipban=>$si)!=$null)
		{
			# ip is already blocked
			xdbg("request from blocked IP - $rm from $fu (IP:$si:$sp)\n");
			exit;
		}
		if (!pike_check_req())
		{
			xlog("L_ALERT","ALERT: pike blocking $rm from $fu (IP:$si:$sp)\n");
			$sht(ipban=>$si) = 1;
			exit;
		}
	}
#!endif

	if (!mf_process_maxfwd_header("10")) {
		sl_send_reply("483","Too Many Hops");
		exit;
	}

	if(!sanity_check("1511", "7"))
	{
		xlog("Malformed SIP message from $si:$sp\n");
		exit;
	}
}

# Handle requests within SIP dialogs
route[WITHINDLG] {
	if (has_totag()) {
		# sequential request withing a dialog should
		# take the path determined by record-routing
		if (loose_route()) {
			if (is_method("BYE")) {
				setflag(FLT_ACC); # do accounting ...
				setflag(FLT_ACCFAILED); # ... even if the transaction fails
			}
			if ( is_method("ACK") ) {
				# ACK is forwarded statelessy
				route(NATMANAGE);
			}
		route(RELAY);
		}else {
			if (is_method("SUBSCRIBE") && uri == myself) {
				# in-dialog subscribe requests
				route(PRESENCE);
				exit;
			}
			if ( is_method("ACK") ) {
				if ( t_check_trans() ) {
					# no 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;
	}
}

# Handle SIP registrations
route[REGISTRAR] {
	if (is_method("REGISTER"))
	{
		if(isflagset(FLT_NATS))
		{
			setbflag(FLB_NATB);
			# uncomment next line to do SIP NAT pinging 
			## setbflag(FLB_NATSIPPING);
		}
		if (!save("location"))
			sl_reply_error();

		exit;
	}
}

# USER location service
route[LOCATION] {

#!ifdef WITH_SPEEDIAL
	# search for short dialing - 2-digit extension
	if($rU=~"^[0-9][0-9]$")
		if(sd_lookup("speed_dial"))
			route(SIPOUT);
#!endif

#!ifdef WITH_ALIASDB
	# search in DB-based aliases
	if(alias_db_lookup("dbaliases"))
		route(SIPOUT);
#!endif

	$avp(oexten) = $rU;
	if (!lookup("location")) {
		$var(rc) = $rc;
		route(TOVOICEMAIL);
		t_newtran();
		switch ($var(rc)) {
			case -1:
			case -3:
				send_reply("404", "Not Found");
				exit;
			case -2:
				send_reply("405", "Method Not Allowed");
				exit;
		}
	}

	# when routing via usrloc, log the missed calls also
	if (is_method("INVITE"))
	{
		setflag(FLT_ACCMISSED);
	}
}

# Presence server route
route[PRESENCE] {
	if(!is_method("PUBLISH|SUBSCRIBE"))
		return;

#!ifdef WITH_PRESENCE
	if (!t_newtran())
	{
		sl_reply_error();
		exit;
	};

	if(is_method("PUBLISH"))
	{
		handle_publish();
		t_release();
	}
	else
	if( is_method("SUBSCRIBE"))
	{
		handle_subscribe();
		t_release();
	}
	exit;
#!endif
	
	# if presence enabled, this part will not be executed
	if (is_method("PUBLISH") || $rU==$null)
	{
		sl_send_reply("404", "Not here");
		exit;
	}
	return;
}

# Authentication route
route[AUTH] {
	#!ifdef WITH_AUTH
		if (is_method("REGISTER"))
		{
			# authenticate the REGISTER requests (uncomment to enable auth)
			if (!www_authorize("$td", "subscriber"))
			{
				www_challenge("$td", "0");
				exit;
			}

			if ($au!=$tU)
			{
				sl_send_reply("403","Forbidden auth ID");
				exit;
			}
		} else {

			#!ifdef WITH_IPAUTH
				if(allow_source_address())
				{
					# source IP allowed
					return;
				}
			#!endif

			# authenticate if from local subscriber
			if (from_uri==myself)
			{
				if (!proxy_authorize("$fd", "subscriber")) {
					proxy_challenge("$fd", "0");
					exit;
			}
			if (is_method("PUBLISH"))
			{
				if ($au!=$fU || $au!=$tU) {
					sl_send_reply("403","Forbidden auth ID");
					exit;
				}
				if ($au!=$rU) {
					sl_send_reply("403","Forbidden R-URI");
					exit;
				}
				#!ifdef WITH_MULTIDOMAIN
				if ($fd!=$rd) {
					sl_send_reply("403","Forbidden R-URI domain");
					exit;
				}
				#!endif
			} else {
				if ($au!=$fU) {
					sl_send_reply("403","Forbidden auth ID");
					exit;
				}
			}

			consume_credentials();
			# caller authenticated
		} else {
			# caller is not local subscriber, then check if it calls
			# a local destination, otherwise deny, not an open relay here
			if (!uri==myself)
			{
				sl_send_reply("403","Not relaying");
				exit;
			}
		}
	}
	#!endif
	return;
}

# Caller NAT detection route
route[NATDETECT] {
#!ifdef WITH_NAT
	force_rport();
	if (nat_uac_test("19")) {
		if (is_method("REGISTER")) {
			fix_nated_register();
		} else {
			fix_nated_contact();
		}
		setflag(FLT_NATS);
	}
#!endif
	return;
}

# RTPProxy control
route[NATMANAGE] {
#!ifdef WITH_NAT
	if (is_request()) {
		if(has_totag()) {
			if(check_route_param("nat=yes")) {
				setbflag(FLB_NATB);
			}
		}
	}
	if (!(isflagset(FLT_NATS) || isbflagset(FLB_NATB)))
		return;

	rtpproxy_manage();

	if (is_request()) {
		if (!has_totag()) {
			add_rr_param(";nat=yes");
		}
	}
	if (is_reply()) {
		if(isbflagset(FLB_NATB)) {
			fix_nated_contact();
		}
	}
#!endif
	return;
}

# Routing to foreign domains
route[SIPOUT] {
	if (!uri==myself)
	{
		append_hf("P-hint: outbound\r\n");
		route(RELAY);
	}
}

# PSTN GW routing
route[PSTN] {
#!ifdef WITH_PSTN
	# check if PSTN GW IP is defined
	if (strempty($sel(cfg_get.pstn.gw_ip))) {
		xlog("SCRIPT: PSTN rotuing enabled but pstn.gw_ip not defined\n");
		return;
	}

	# route to PSTN dialed numbers starting with '+' or '00'
	#     (international format)
	# - update the condition to match your dialing rules for PSTN routing
	if(!($rU=~"^(\+|00)[1-9][0-9]{3,20}$"))
		return;

	# only local users allowed to call
	if(from_uri!=myself) {
		sl_send_reply("403", "Not Allowed");
		exit;
	}

	$ru = "sip:" + $rU + "@" + $sel(cfg_get.pstn.gw_ip);

	route(RELAY);
	exit;
#!endif

	return;
}

# XMLRPC routing
#!ifdef WITH_XMLRPC
route[XMLRPC] {
	# allow XMLRPC from localhost
	if ((method=="POST" || method=="GET")
			&& (src_ip==127.0.0.1)) {
		# close connection only for xmlrpclib user agents (there is a bug in
		# xmlrpclib: it waits for EOF before interpreting the response).
		if ($hdr(User-Agent) =~ "xmlrpclib")
			set_reply_close();
		set_reply_no_connect();
		dispatch_rpc();
		exit;
	}
	send_reply("403", "Forbidden");
	exit;
}
#!endif

# route to voicemail server
route[TOVOICEMAIL] {
#!ifdef WITH_VOICEMAIL
	if(!is_method("INVITE"))
		return;

	# check if VoiceMail server IP is defined
	if (strempty($sel(cfg_get.voicemail.srv_ip))) {
		xlog("SCRIPT: VoiceMail rotuing enabled but IP not defined\n");
		return;
	}
	if($avp(oexten)==$null)
		return;

	$ru = "sip:" + $avp(oexten) + "@" + $sel(cfg_get.voicemail.srv_ip)
				+ $sel(cfg_get.voicemail.srv_port);
	route(RELAY);
	exit;
#!endif

	return;
}

# manage outgoing branches
branch_route[MANAGE_BRANCH] {
	xdbg("new branch [$T_branch_idx] to $ru\n");
	route(NATMANAGE);
}

# manage incoming replies
onreply_route[MANAGE_REPLY] {
	xdbg("incoming reply\n");
	if(status=~"[12][0-9][0-9]")
		route(NATMANAGE);
}

# manage failure routing cases
failure_route[MANAGE_FAILURE] {
	route(NATMANAGE);

	if (t_is_canceled()) {
		exit;
	}

#!ifdef WITH_BLOCK3XX
	# block call redirect based on 3xx replies.
	if (t_check_status("3[0-9][0-9]")) {
		t_reply("404","Not found");
		exit;
	}
#!endif

#!ifdef WITH_VOICEMAIL
	# serial forking
	# - route to voicemail on busy or no answer (timeout)
	if (t_check_status("486|408")) {
		route(TOVOICEMAIL);
		exit;
	}
#!endif
}