flags: STATS: Off, USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, USE_RAW_SOCKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, SHM_MMAP, PKG_MALLOC, Q_MALLOC, F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES
ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 8MB
poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.
### LOG Levels: 3=DBG, 2=INFO, 1=NOTICE, 0=WARN, -1=ERR
debug=3
log_stderror=no
memdbg=5
memlog=5
log_facility=LOG_LOCAL0
fork=yes
children=4
/* uncomment the next line to disable TCP (default on) */
#disable_tcp=yes
/* uncomment the next line to disable the auto discovery of local aliases
based on reverse DNS on IPs (default on) */
#auto_aliases=no
/* add local domain aliases */
alias=ALIAS
/* uncomment and configure the following line if you want Kamailio to
bind on a specific interface/port/proto (default bind on all available) */
mhomed=1
#listen=VTRAN:VIP:VPORT
#listen=tcp:CCEIP:CCEPORT
#/* port to listen to
# * - can be specified more than once if needed to listen on many ports */
#port=5060
#enable_tls=yes
# life time of TCP connection when there is no traffic
# - a bit higher than registration expires to cope with UA behind NAT
#tcp_connection_lifetime=3605
####### Modules Section ########
mpath="/usr/local/lib64/kamailio/modules/"
loadmodule "db_mysql.so"
loadmodule "ipops.so"
loadmodule "mi_fifo.so"
loadmodule "kex.so"
loadmodule "corex.so"
loadmodule "tm.so"
loadmodule "tmx.so"
loadmodule "sl.so"
loadmodule "rr.so"
loadmodule "pv.so"
loadmodule "maxfwd.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 "uac.so"
loadmodule "rtpproxy.so"
loadmodule "dialog.so"
loadmodule "auth.so"
loadmodule "auth_db.so"
#loadmodule "tls.so"
# ----------------- setting module-specific parameters ---------------
modparam("dialog", "dlg_flag", 1)
modparam("dialog", "track_cseq_updates", 1)
# ----- uac params -----
modparam("uac","root","$avp(auser)")
modparam("uac","root","$avp(apass)")
modparam("uac","$null","$avp(arealm)")
#modparam("uac", "reg_timer_interval", 60)
#modparam("uac", "reg_retry_interval", 60)
modparam("uac", "reg_db_table", "uacreg")
modparam("uac", "reg_contact_addr", "VIP:5060")
# ----- tm params -----
# auto-discard branches from previous serial forking leg
modparam("tm", "failure_reply_mode", 3)
# default retransmission timeout: 30sec
modparam("tm", "fr_timer", 30000)
# default invite retransmission timeout after 1xx: 120sec
modparam("tm", "fr_inv_timer", 120000)
# ----- rr params -----
# set next param to 1 to add value to ;lr param (helps with some UAs)
modparam("rr", "enable_full_lr", 0)
# do not append from tag to the RR (no need for this script)
modparam("rr", "append_fromtag", 1)
# ----- rtpproxy params -----
#!ifdef WITH_TLS
# ----- tls params -----
#modparam("tls", "config", "/etc/kamailio/tls.cfg")
#!endif
#!ifdef WITH_DEBUG
# ----- debugger params -----
modparam("debugger", "cfgtrace", 1)
modparam("debugger", "log_level_name", "exec")
#!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 { ... }
route {
dlg_manage();
t_on_failure("TRUNKAUTH");
# chaeck for options
if(uri==myself) {
if ((method==OPTIONS) && (! uri=~"sip:.*[@]+.*")) {
options_reply();
exit();
}
}
# per request initial checks
route(REQINIT);
# do media anchoring
route(RTPPROXY);
# 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();
# 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();
# handle registrations
route(REGISTRAR);
if ($rU==$null)
{
# request with no Username in RURI
sl_send_reply("484","Address Incomplete");
exit;
}
# dispatch destinations
route(DISPATCH);
}
failure_route[TRUNKAUTH] {
if (t_is_canceled()) {
exit;
}
if(t_check_status("401|407")) {
$avp(arealm) = "AUTH_REALM";
$avp(auser) = "AUTH_USER";
$avp(apass) = "AUTH_PASS";
if (uac_auth()) {
xlog("L_INFO", "CSeq diff: $dlg_var(cseq_diff)");
t_relay();
} else {
xlog("L_INFO", "UAC_AUTH(): credentials not found");
}
exit;
}
}
# Per SIP request initial checks
route[REQINIT] {
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(1); # do accounting ...
setflag(3); # ... even if the transaction fails
}
if(is_method("PRACK")) {
$var(rack_sequ) = $(hdr(Rack){s.select,0, }{s.int}); $var(rack_meth) = $(hdr(Rack){s.select,2, });
$var(new_rack_cseq) = $(hdr(Rack){s.select,1, }{s.int}) + $(dlg_var(cseq_diff){s.int}); remove_hf("RAck");
insert_hf("RAck: $var(rack_sequ) $var(new_rack_cseq) $var(rack_meth)\r\n");
}
route(DISPATCH);
} else {
if (is_method("SUBSCRIBE") && uri == myself) {
# in-dialog subscribe requests
exit;
}
if ( is_method("ACK") ) {
if ( t_check_trans() ) {
# non loose-route, but stateful ACK;
# must be 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"))
return;
sl_send_reply("404", "No registrar");
exit;
}
# Dispatch requests
route[DISPATCH] {
if(dst_ip == VIP ) {
$rd = "MEDIATION_FQDN";
$rp = "MEDIATION_PORT";
$td = $rd;
if(!t_relay_to_tcp()) {
sl_reply_error();
}
}
else
{
$rd = "TRUNK_DOMAIN";
$td = $rd;
$du = "sip:SBC_SRV";
remove_hf("Privacy");
remove_hf("P-Asserted-Identity");
subst('/^From:(.*)sip:([^@]*)@([a-zA-Z0-9.]+?)(.*)$/From:\1sip:\2@\3;otg=TRUNK_OTG\4/ig');
if (!t_relay()) {
sl_reply_error();
}
}
exit;
}
# RTPProxy control
route[RTPPROXY] {
if (is_method("INVITE")){
if(dst_ip == VIP ) {
rtpproxy_manage("rwei");
}
else
{
rtpproxy_manage("rwie");
}
}
return;
}
onreply_route {
if (af==INET)
{
rtpproxy_manage("cwei");
}
return(1);
}
