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--- tutorials:faq:main [2021/04/03 06:15] – miconda
+++ tutorials:faq:main [2021/08/27 06:02] – [Media Streams] miconda
@@ Line 360: / Line 360: @@
 !!! No, //however// Kamailio can be configured to proxy media if needed.
-  * [[http://www.kamailio.org/docs/modules/stable/|See rtpproxy, iptrtpproxy, and mediaproxy]]
+  * [[http://www.kamailio.org/docs/modules/stable/|See rtpengine, rtpproxy, lrkproxy, or mediaproxy]]
 ??? What codecs are supported by Kamailio?
@@ Line 633: / Line 633: @@
 } else {
    # it goes here
+}
+...
+if (function_returns_four() && $rc ieq 6 ) {
+   # it doesn't go here
+} else if ($rc ieq 4) {
+   # it goes here
+} else {
+   # it doesn't go here
 }
 </code>
+Note that $rc is overwritten by a new function call, therefore store its value in another variable (like $var(...)) if it is needed for longer time.
 For pseudo-variables, the non-zero value is evaluated to true and zero to false, for example: