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<DIV>Hi,</DIV>
<DIV> </DIV>
<DIV>Yes, this configuration allow SIP clients to call each other.</DIV>
<DIV> </DIV>
<DIV>This is the updated config.</DIV>
<DIV> </DIV>
<DIV> </DIV>
<DIV>Thomas</DIV>
<DIV> </DIV>
<DIV>#<BR># $Id: ser.cfg,v 1.21.4.1 2003/11/10 15:35:15 andrei Exp $<BR>#<BR>#
simple quick-start config script<BR>#</DIV>
<DIV> </DIV>
<DIV># ----------- global configuration parameters
------------------------</DIV>
<DIV> </DIV>
<DIV>debug=3 # debug level (cmd
line: -dddddddddd)<BR>fork=yes<BR>log_stderror=no # (cmd line: -E)</DIV>
<DIV> </DIV>
<DIV>check_via=no # (cmd. line:
-v)<BR>dns=no #
(cmd. line: -r)<BR>rev_dns=no # (cmd. line:
-R)</DIV>
<DIV> </DIV>
<DIV>listen=""<BR>port=5060<BR>children=4<BR>fifo_mode=0666<BR>fifo="/tmp/ser_fifo"</DIV>
<DIV> </DIV>
<DIV># ------------------ module loading
----------------------------------</DIV>
<DIV> </DIV>
<DIV>loadmodule "/usr/local/lib/ser/modules/mysql.so"<BR>loadmodule
"/usr/local/lib/ser/modules/sl.so"<BR>loadmodule
"/usr/local/lib/ser/modules/tm.so"<BR>loadmodule
"/usr/local/lib/ser/modules/rr.so"<BR>loadmodule
"/usr/local/lib/ser/modules/maxfwd.so"<BR>loadmodule
"/usr/local/lib/ser/modules/usrloc.so"<BR>loadmodule
"/usr/local/lib/ser/modules/registrar.so"<BR>loadmodule
"/usr/local/lib/ser/modules/textops.so"<BR>loadmodule
"/usr/local/lib/ser/modules/auth.so"<BR>loadmodule
"/usr/local/lib/ser/modules/auth_db.so"<BR>loadmodule
"/usr/local/lib/ser/modules/nathelper.so"</DIV>
<DIV> </DIV>
<DIV># ----------------- setting module-specific parameters
---------------</DIV>
<DIV> </DIV>
<DIV># -- usrloc params --</DIV>
<DIV> </DIV>
<DIV># Uncomment this if you want to use SQL database <BR># for persistent
storage and comment the previous line<BR>modparam("usrloc", "db_mode", 2)</DIV>
<DIV> </DIV>
<DIV># -- auth params --<BR># Uncomment if you are using auth
module<BR>#<BR>modparam("auth_db", "calculate_ha1", yes)<BR>#<BR># If you set
"calculate_ha1" parameter to yes (which true in this config), <BR># uncomment
also the following parameter)<BR>#<BR>modparam("auth_db", "password_column",
"password")</DIV>
<DIV> </DIV>
<DIV># -- rr params --<BR># add value to ;lr param to make some broken UAs
happy<BR>modparam("rr", "enable_full_lr", 1)</DIV>
<DIV> </DIV>
<DIV># -- Nathelper params --<BR>modparam("registrar", "nat_flag",
6)<BR>modparam("nathelper", "natping_interval", 30) # Ping
interval<BR>modparam("nathelper", "ping_nated_only", 1) # Ping only clients
behind NAT</DIV>
<DIV> </DIV>
<DIV># ------------------------- request routing logic
-------------------</DIV>
<DIV> </DIV>
<DIV># main routing logic</DIV>
<DIV> </DIV>
<DIV>route{</DIV>
<DIV> </DIV>
<DIV># -----------------------------------------------<BR># Sanity Check
Section<BR># -----------------------------------------------<BR> # initial
sanity checks -- messages with<BR> # max_forwards==0, or excessively long
requests<BR> if (!mf_process_maxfwd_header("10"))
{<BR> sl_send_reply("483","Too Many
Hops");<BR> break;<BR> };<BR> if ( msg:len > max_len )
{<BR> sl_send_reply("513", "Message too
big");<BR> break;<BR> };</DIV>
<DIV> </DIV>
<DIV># -----------------------------------------------<BR># NOTIFY Keep-Alive
Section<BR># -----------------------------------------------<BR> if
((method=="NOTIFY") && search("^Event: keep-alive"))
{<BR>
sl_send_reply("200","OK");<BR>
break;<BR> };</DIV>
<DIV> </DIV>
<DIV> # Nathelper<BR> if (nat_uac_test("3")) {<BR> # Allow
RR-ed requests, as these may indicate that<BR> # a NAT-enabled proxy
takes care of it; unless it is<BR> # a
REGISTER<BR> <BR> if (method == "REGISTER" || !
search("^Record-Route:")) {<BR>
fix_nated_contact(); # Rewrite contact with source IP of
signalling<BR> if (method == "INVITE")
{<BR> fix_nated_sdp("1");
# Add direction=active to SDP<BR>
};<BR> force_rport(); # Add rport parameter to
topmost Via<BR> setflag(6); #
Mark as NATed<BR> };<BR> };</DIV>
<DIV> </DIV>
<DIV> # we record-route all messages -- to make sure that<BR> #
subsequent messages will go through our proxy; that's<BR> # particularly
good if upstream and downstream entities<BR> # use different transport
protocol<BR> if (!method=="REGISTER") record_route(); </DIV>
<DIV> </DIV>
<DIV> # subsequent messages withing a dialog should take the<BR> #
path determined by record-routing<BR> if (loose_route()) {<BR> #
mark routing logic in request<BR> append_hf("P-hint:
rr-enforced\r\n");
<BR> route(1);<BR> break;<BR> };</DIV>
<DIV> </DIV>
<DIV> if (!uri==myself) {<BR> # mark routing logic in
request<BR> append_hf("P-hint: outbound\r\n");
<BR> route(1);<BR> break;<BR> };</DIV>
<DIV> </DIV>
<DIV> # if the request is for other domain use UsrLoc<BR> # (in case,
it does not work, use the following command<BR> # with proper names and
addresses in it)<BR> if (uri==myself) {</DIV>
<DIV> </DIV>
<DIV> if (method=="REGISTER") {</DIV>
<DIV> </DIV>
<DIV># Uncomment this if you want to use digest
authentication<BR> if (!www_authorize("", "subscriber"))
{<BR> www_challenge("",
"0");<BR> break;<BR> };</DIV>
<DIV> </DIV>
<DIV> save("location");<BR> break;<BR> };</DIV>
<DIV> </DIV>
<DIV> # if the dialed number lies in the range 35891500-35891799,
don't forward it to T1 Trunk GW <BR> if
((uri=~"^sip:(852|)358915[0-9][0-9]@") || (uri=~"^sip:(852|)358916[0-9][0-9]@")
|| (uri=~"^sip:(852|)358917[0-9][0-9]@")) {<BR> if
(uri=~"^sip:852*")
{<BR> strip(3);<BR> };<BR> };<BR> <BR> lookup("aliases");<BR> <BR> if
(!uri==myself) {<BR> append_hf("P-hint: outbound alias\r\n");
<BR> route(1);<BR> break;<BR> };<BR> <BR> #
native SIP destinations are handled using our USRLOC DB<BR> # Call
Routing Section<BR> if (!lookup("location"))
{<BR> if (uri=~"^sip:(852|)[0-9]{8}@")
{<BR> # Send to PSTN
Gateway<BR> route(2);<BR> break;<BR> };<BR> sl_send_reply("404",
"User Not
Found");<BR> break;<BR> };<BR> };<BR> append_hf("P-hint:
usrloc applied\r\n");<BR> route(1);</DIV>
<DIV> </DIV>
<DIV>}</DIV>
<DIV> </DIV>
<DIV>route[1] <BR>{<BR> # Nathelper<BR> if
(uri=~"[@:](192\.168\.|10\.|172\.(1[6-9]|2[0-9]|3[0-1])\.)" &&
!search("^Route:")){<BR> sl_send_reply("479", "We don't
forward to private IP addresses");<BR>
break;<BR> };</DIV>
<DIV> </DIV>
<DIV> # if client or server know to be behind a NAT, enable
relay<BR> if (isflagset(6)) {<BR>
force_rtp_proxy();<BR> };</DIV>
<DIV> </DIV>
<DIV> # NAT processing of replies; apply to all transactions (for
example,<BR> # re-INVITEs from public to private UA are hard to identify
as<BR> # NATed at the moment of request processing); look at
replies<BR> t_on_reply("1");<BR> <BR> <BR> # send it out
now; use stateful forwarding as it works reliably<BR> # even for
UDP2TCP<BR> if (!t_relay())
{<BR> sl_reply_error();<BR> break;<BR> };<BR>}</DIV>
<DIV> </DIV>
<DIV># PSTN Call to T1 Trunk GW<BR>route[2]
{<BR> rewritehostport("");<BR> if (isflagset(6))
{<BR> force_rtp_proxy();<BR> };
<BR> t_on_reply("1");<BR> if (!t_relay())
{<BR> sl_reply_error();<BR> break;<BR> };<BR>}</DIV>
<DIV> </DIV>
<DIV># !! Nathelper<BR>onreply_route[1] {<BR> # NATed
transaction ?<BR> if (isflagset(6) && status =~
"(183)|2[0-9][0-9]") {<BR>
fix_nated_contact();</DIV>
<DIV> </DIV>
<DIV> # Not all 2xx messages have a content body so here we make
sure<BR> # out Content-Length > 0 to avoid a parse error<BR> if
(!search("^Content-Length:\0"))
{<BR> force_rtp_proxy();<BR>
};<BR> # otherwise, is it a transaction behind a NAT and we
did not<BR> # know at time of request processing ? (RFC1918
contacts)<BR> } else if (nat_uac_test("1"))
{<BR>
fix_nated_contact();<BR> };<BR>}<BR></DIV>
<DIV>---------end of config -----------</DIV>
<DIV> </DIV>
<BLOCKQUOTE dir=ltr
style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<DIV style="FONT: 10pt 新細明體">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt 新細明體; font-color: black"><B>From:</B>
<A title=jefrey@mithotech.com href="mailto:jefrey@mithotech.com">Jefrey</A>
</DIV>
<DIV style="FONT: 10pt 新細明體"><B>To:</B> <A title=support@cybertel.biz
href="mailto:support@cybertel.biz">'support'</A> </DIV>
<DIV style="FONT: 10pt 新細明體"><B>Sent:</B> Wednesday, February 23, 2005 10:44
PM</DIV>
<DIV style="FONT: 10pt 新細明體"><B>Subject:</B> RE: [Serusers] ser-0.8.14 /
ser-0.9 + rtpproxy + PSTN</DIV>
<DIV><BR></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Hi<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">
Just needing some of your expertise, does this configuration allow your SIP
clients to call each other?<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Regards,<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Jef.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<DIV>
<DIV class=MsoNormal style="TEXT-ALIGN: center" align=center><FONT
face=PMingLiU size=3><SPAN style="FONT-SIZE: 12pt">
<HR tabIndex=-1 align=center width="100%" SIZE=2>
</SPAN></FONT></DIV>
<P class=MsoNormal><B><FONT face=Tahoma size=2><SPAN
style="FONT-WEIGHT: bold; FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">From:</SPAN></FONT></B><FONT
face=Tahoma size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma"> <A
href="mailto:serusers-bounces@iptel.org">serusers-bounces@lists.iptel.org</A>
[mailto:serusers-bounces@lists.iptel.org] <B><SPAN style="FONT-WEIGHT: bold">On
Behalf Of </SPAN></B>support<BR><B><SPAN
style="FONT-WEIGHT: bold">Sent:</SPAN></B> Monday, February 14, 2005 5:42
PM<BR><B><SPAN style="FONT-WEIGHT: bold">To:</SPAN></B> <A
href="mailto:serusers@lists.iptel.org">serusers@lists.iptel.org</A><BR><B><SPAN
style="FONT-WEIGHT: bold">Subject:</SPAN></B> [Serusers] ser-0.8.14 / ser-0.9
+ rtpproxy + PSTN</SPAN></FONT><o:p></o:p></P></DIV>
<P class=MsoNormal><FONT face=PMingLiU size=3><SPAN
style="FONT-SIZE: 12pt"><o:p> </o:p></SPAN></FONT></P>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">Hi,</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">After studying some
ser.cfg files, I could route a SIP call to PSTN gateway
successfully.</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">If ser receives
"866+any PSTN num", ser will forward to T1 trunk gateway. T1 trunkgateway will
drop the prefix 866 and route the call out to PSTN
line.</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">i.e. SIP client
(866+PSTN num) ---> T1 Trunk Gateway (drop prefix 866) ---> PSTN call
(PSTN num)</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">SER version:
ser-0.8.14 or ser-0.9.</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">rtpproxy version:
latest cvs version from berlios</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">I have posted a
ser.cfg in this email.</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">Best
Regards,</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">Thomas</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">#<BR># $Id: ser.cfg,v
1.21.4.1 2003/11/10 15:35:15 andrei Exp $<BR>#<BR># simple quick-start config
script<BR>#</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># ----------- global
configuration parameters
------------------------</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">debug=3
# debug level (cmd line: -dddddddddd)<BR>fork=yes<BR>log_stderror=no #
(cmd line: -E)</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">check_via=no #
(cmd. line:
-v)<BR>dns=no #
(cmd. line: -r)<BR>rev_dns=no # (cmd. line:
-R)</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">listen=""<BR>port=5060<BR>#children=4<BR>fifo_mode=0666<BR>fifo="/tmp/ser_fifo"</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># ------------------
module loading
----------------------------------</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># Uncomment this if
you want to use SQL database<BR>loadmodule
"/usr/local/lib/ser/modules/mysql.so"</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">loadmodule
"/usr/local/lib/ser/modules/sl.so"<BR>loadmodule
"/usr/local/lib/ser/modules/tm.so"<BR>loadmodule
"/usr/local/lib/ser/modules/rr.so"<BR>loadmodule
"/usr/local/lib/ser/modules/maxfwd.so"<BR>loadmodule
"/usr/local/lib/ser/modules/usrloc.so"<BR>loadmodule
"/usr/local/lib/ser/modules/registrar.so"<BR>loadmodule
"/usr/local/lib/ser/modules/textops.so"</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># Uncomment this if
you want digest authentication<BR># mysql.so must be loaded !<BR>loadmodule
"/usr/local/lib/ser/modules/auth.so"<BR>loadmodule
"/usr/local/lib/ser/modules/auth_db.so"</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">#
Nathelper<BR>loadmodule "/usr/local/lib/ser/modules/nathelper.so"<BR>#
----------------- setting module-specific parameters
---------------</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># -- usrloc params
--</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">#modparam("usrloc",
"db_mode", 0)</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># Uncomment this if
you want to use SQL database <BR># for persistent storage and comment the
previous line<BR>modparam("usrloc", "db_mode",
2)</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># -- auth params
--<BR># Uncomment if you are using auth module<BR>#<BR>modparam("auth_db",
"calculate_ha1", yes)<BR>#<BR># If you set "calculate_ha1" parameter to yes
(which true in this config), <BR># uncomment also the following
parameter)<BR>#<BR>modparam("auth_db", "password_column",
"password")</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># -- rr params --<BR>#
add value to ;lr param to make some broken UAs happy<BR>modparam("rr",
"enable_full_lr", 1)</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># -- Nathelper params
--<BR>modparam("registrar", "nat_flag", 6)<BR>modparam("nathelper",
"natping_interval", 30) # <st1:place w:st="on">Ping</st1:place>
interval<BR>modparam("nathelper", "ping_nated_only", 1) # <st1:place
w:st="on">Ping</st1:place> only clients behind
NAT</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">#
------------------------- request routing logic
-------------------</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># main routing
logic</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">route{</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> # initial sanity
checks -- messages with<BR> # max_forwards==0, or excessively long
requests<BR> if (!mf_process_maxfwd_header("10"))
{<BR> sl_send_reply("483","Too Many
Hops");<BR> break;<BR> };<BR> if ( msg:len > max_len )
{<BR> sl_send_reply("513", "Message too
big");<BR> break;<BR> };</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> #
Nathelper<BR> if (nat_uac_test("3")) {<BR> # Allow RR-ed
requests, as these may indicate that<BR> # a NAT-enabled proxy
takes care of it; unless it is<BR> # a
REGISTER<BR> <BR> if (method == "REGISTER" || !
search("^Record-Route:")) {<BR> log("LOG:
Someone trying to register from private IP,
rewriting\n");</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">
# This will work only for user agents that support
symmetric<BR> # communication. We tested quite
many of them and majority is<BR> # smart enough
to be symmetric. In some phones it takes a
configuration<BR> # option. With Cisco 7960, it
is called NAT_Enable=Yes, with kphone it is<BR>
# called "symmetric media" and "symmetric
signalling".</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">
fix_nated_contact(); # Rewrite contact with source IP of
signalling<BR> if (method == "INVITE")
{<BR>
fix_nated_sdp("1"); # Add direction=active to
SDP<BR> };<BR>
force_rport(); # Add rport parameter to topmost
Via<BR> setflag(6); # Mark as
NATed<BR> };<BR> };</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> # we
record-route all messages -- to make sure that<BR> # subsequent messages
will go through our proxy; that's<BR> # particularly good if upstream and
downstream entities<BR> # use different transport protocol<BR> if
(!method=="REGISTER") record_route(); </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> # subsequent
messages withing a dialog should take the<BR> # path determined by
record-routing<BR> if (loose_route()) {<BR> # mark routing
logic in request<BR> append_hf("P-hint: rr-enforced\r\n");
<BR> route(1);<BR> break;<BR> };</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> if
(!uri==myself) {<BR> # mark routing logic in
request<BR> append_hf("P-hint: outbound\r\n");
<BR> route(1);<BR> break;<BR> };</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> # if the request
is for other domain use UsrLoc<BR> # (in case, it does not work, use the
following command<BR> # with proper names and addresses in
it)<BR> if (uri==myself) {</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> if
(method=="REGISTER") {</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># Uncomment this if
you want to use digest authentication<BR> if
(!www_authorize("", "subscriber"))
{<BR> www_challenge("",
"0");<BR> break;<BR> };</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> save("location");<BR> break;<BR> };<BR> <BR> if
(uri=~"^sip:866*") {<BR> log(1, "going to PSTN
route\n");<BR> route(2);<BR> break;<BR> };<BR> <BR> lookup("aliases");<BR> <BR> if
(!uri==myself) {<BR> append_hf("P-hint: outbound alias\r\n");
<BR> route(1);<BR> break;<BR> };<BR> <BR> #
native SIP destinations are handled using our USRLOC DB<BR> if
(!lookup("location")) {<BR> sl_send_reply("404", "Not
Found");<BR> break;<BR> };<BR> };<BR> append_hf("P-hint:
usrloc applied\r\n");<BR> route(1);</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">}</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">route[1]
<BR>{<BR> # !! Nathelper<BR> if
(uri=~"[@:](192\.168\.|10\.|172\.(1[6-9]|2[0-9]|3[0-1])\.)" &&
!search("^Route:")){<BR> sl_send_reply("479", "We
don't forward to private IP addresses");<BR>
break;<BR>
};</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> # if client or
server know to be behind a NAT, enable relay<BR> if (isflagset(6))
{<BR>
force_rtp_proxy();<BR> };</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> # NAT processing
of replies; apply to all transactions (for example,<BR> # re-INVITEs from
public to private UA are hard to identify as<BR> # NATed at the moment of
request processing); look at
replies<BR> t_on_reply("1");<BR> <BR> <BR> # send it out
now; use stateful forwarding as it works reliably<BR> # even for
UDP2TCP<BR> if (!t_relay())
{<BR> sl_reply_error();<BR> break;<BR> };<BR>}</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">route[2]
{<BR> force_rtp_proxy();<BR> record_route();<BR> t_on_reply("1");<BR> t_relay_to_udp("<EM><I><U><FONT
face="Times New Roman">T1 gateway
IP</FONT></U></I></EM>","<EM><I><U><FONT face="Times New Roman">T1 Gateway UDP
port</FONT></U></I></EM>");<BR>}</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"># !!
Nathelper<BR>onreply_route[1] {<BR> # NATed transaction
?<BR> if (isflagset(6) && status =~
"(183)|2[0-9][0-9]") {<BR>
fix_nated_contact();</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> </SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> # Not all 2xx
messages have a content body so here we make sure<BR> # out
Content-Length > 0 to avoid a parse error<BR> if
(!search("^Content-Length:\0"))
{<BR> force_rtp_proxy();<BR>
};<BR> # otherwise, is it a transaction behind a NAT and we
did not<BR> # know at time of request processing ? (RFC1918
contacts)<BR> } else if (nat_uac_test("1"))
{<BR>
fix_nated_contact();<BR>
};<BR>}</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> <o:p></o:p></SPAN></FONT></P></DIV></DIV></BLOCKQUOTE></BODY></HTML>