<p></p>
<p>To reproduce, i installed a new Kamailio 5.3.5 from <a href="http://deb.kamailio.org/kamailio53" rel="nofollow">http://deb.kamailio.org/kamailio53</a> on a fresh debian 10 vm and only added:</p>
<pre><code>--- kamailio.cfg 2020-06-22 14:21:22.000000000 +0200
+++ /home/kris/kamailio.cfg     2020-07-01 13:07:15.476661500 +0200
@@ -19,7 +19,7 @@
 # Several features can be enabled using '#!define WITH_FEATURE' directives:
 #
 # *** To run in debug mode:
-#     - define WITH_DEBUG
+#!define WITH_DEBUG
 #
 # *** To enable mysql:
 #     - define WITH_MYSQL
@@ -248,6 +248,7 @@
 loadmodule "cfg_rpc.so"
 loadmodule "acc.so"
 loadmodule "counters.so"
+loadmodule "tcpops.so"
 
 #!ifdef WITH_AUTH
 loadmodule "auth.so"
@@ -699,6 +700,11 @@
                setflag(FLT_ACCMISSED);
        }
 
+       xlog("L_INFO", "Contact found for user:$rU at $rd:$rp \n");
+       if(tcp_get_conid("$rd:$rp", "$var(conid)")) {
+               xlog("L_INFO", "connection id is: $var(conid)\n");
+       }
+
        route(RELAY);
        exit;
 }
root@
</code></pre>
<p>And $var(conid) is empty.</p>
<p>debug 3 lof file:<br>
<a href="https://github.com/kamailio/kamailio/files/4857454/debug3-log.txt">debug3-log.txt</a></p>

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