resolve conflict

kamailio/sanity.cfg

@@ -64,4 +64,11 @@ route[SANITY_CHECK]
         xlog("L_WARN", "$ci|end|dropping message with user-agent $ua from $si:$sp\n");
         drop;
     }
+
+    if(sdp_get_line_startswith("$avp(sanity_sline)", "s=")) {
+        if ($avp(sanity_sline) == "s=portsip.com") {
+            xlog("L_WARN", "$ci|end|dropping message with '$avp(sanity_sline)' string in SDP\n");
+            exit;
+        }
+    }
 }