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I suggest you look at the gettingstarted doc's description of NAT
handling. You may need the NAT handling config.<br>
You may miss the force_rport() function that forces the received port
to be taken into acocunt if the client hasn't added rport param itself.<br>
g-)<br>
<br>
Kaushik Kumar wrote:
<blockquote cite="mid009401c711c3$c7fc3cc0$12d92a80@Kaushik" type="cite">
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<div><font face="Arial" size="2"><font face="Arial" size="2">Hi,</font></font></div>
<div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"><font face="Arial" size="2">I am
working on a project which involves testing SER with some dummy clients.</font></font></div>
<div><font face="Arial" size="2">I have downloaded and installed SER
from iptel.org. I am using the very basic Hello.cfg configuration file
available online.</font></div>
<div><font face="Arial" size="2"><font face="Arial" size="2">I find
that when SER gets a INVITE request from the caller, it does not
deliver it properly to the client (callee). Some debugging revealed
that it relays the request to port 5060 at the client rather than the
one which was registered by the callee earlier. I tried to look at the
source code of SER and found that the callee's contact information
never seem to be looked up at any stage.</font></font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">Is this due to some missing
information in my configuration file?</font></div>
<div><font face="Arial" size="2">Any feedback would be appreciated.</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">Thank you </font></div>
<div><font face="Arial" size="2">-Kaushik</font></div>
<div><font face="Arial" size="2">PS: I have attached (inline) the
configuration file</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">ser.cfg</font></div>
<div><font face="Arial" size="2">------------------------------------</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">debug=9<br>
fork=yes <br>
log_stderror=yes</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">listen=128.42.3.3 <br>
port=5060<br>
children=4</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">check_via=no # added<br>
dns=no<br>
rev_dns=no<br>
fifo="/tmp/ser_fifo"</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">loadmodule
"/scratch/ser-0.9.7-pre1/modules/sl/sl.so" #
Stateless replies<br>
loadmodule "/scratch/ser-0.9.7-pre1/modules/tm/tm.so"
# Transaction management<br>
loadmodule "/scratch/ser-0.9.7-pre1/modules/rr/rr.so"
# Routing and record-routing<br>
loadmodule "/scratch/ser-0.9.7-pre1/modules/maxfwd/maxfwd.so"
# Max fowards check<br>
loadmodule "/scratch/ser-0.9.7-pre1/modules/usrloc/usrloc.so"
# User location support<br>
loadmodule "/scratch/ser-0.9.7-pre1/modules/registrar/registrar.so"
# Registrar (requires userloc and sl)<br>
loadmodule "/scratch/ser-0.9.7-pre1/modules/textops/textops.so"
# Message textual operations</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">modparam("usrloc", "db_mode",
0) # 0 forces registration data to be stored in memory<br>
modparam("rr", "enable_full_lr", 1) </font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">route {</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"> #
------------------------------------------------------------------------<br>
# Sanity Check Section<br>
#
------------------------------------------------------------------------<br>
if (!mf_process_maxfwd_header("10")) {<br>
sl_send_reply("483", "Too Many Hops"); <br>
break;<br>
};</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"> if (msg:len > max_len) {<br>
sl_send_reply("513", "Message Overflow");<br>
break;<br>
};</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"> #
------------------------------------------------------------------------<br>
# Record Route Section<br>
#
------------------------------------------------------------------------<br>
if (method!="REGISTER") {<br>
record_route();<br>
};</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"> #
------------------------------------------------------------------------<br>
# Loose Route Section<br>
#
------------------------------------------------------------------------<br>
if (loose_route()) {<br>
append_hf("P-hint: rr-enforced\r\n");<br>
route(1);<br>
break;<br>
};</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"> #
------------------------------------------------------------------------<br>
# Call Type Processing Section<br>
#
------------------------------------------------------------------------<br>
if (uri!=myself) {<br>
append_hf("P-hint: outbound\r\n");<br>
route(1);<br>
break;<br>
};</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"> if (method=="ACK") {<br>
route(1);<br>
break;<br>
} else if (method=="REGISTER") {<br>
route(2);<br>
break;<br>
};</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"> lookup("aliases");<br>
if (uri!=myself) {<br>
append_hf("P-hint: outbound alias\r\n");<br>
route(1);<br>
break;<br>
};</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2"> if (!lookup("location")) {<br>
sl_send_reply("404", "User Not Found");<br>
break;<br>
};<br>
append_hf("P-hint: userloc applied\r\n");<br>
route(1);<br>
}</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">route[1] {<br>
#
------------------------------------------------------------------------<br>
# Default Message Handler<br>
#
------------------------------------------------------------------------<br>
if (!t_relay()) { <br>
log(2, "Failed t_relay");<br>
sl_reply_error();<br>
};<br>
}</font></div>
<div><font face="Arial" size="2"> </font></div>
<div><font face="Arial" size="2">route[2] {<br>
#
------------------------------------------------------------------------<br>
# REGISTER Message Handler<br>
#
------------------------------------------------------------------------<br>
if (!save("location")) {<br>
sl_reply_error();<br>
};<br>
}<br>
</font></div>
</div>
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