diff --git a/pandora_server/ChangeLog b/pandora_server/ChangeLog
index ac1ad9af4a..5144b85f9a 100644
--- a/pandora_server/ChangeLog
+++ b/pandora_server/ChangeLog
@@ -1,3 +1,7 @@
+2013-01-09  Sancho Lerena <slerena@artica.es>
+
+	* lib/PandoraFMS/NetworkServer.pm: Fixed on port 0 (Snmp polling).
+
 2013-01-09 Dario Rodriguez <dario.rodriguez@artica.es>
 
         * lib/PandoraFMS/DataServer.pm: Fixed a bug which creates modules
diff --git a/pandora_server/lib/PandoraFMS/NetworkServer.pm b/pandora_server/lib/PandoraFMS/NetworkServer.pm
index 015b856e61..82dd9e0b99 100644
--- a/pandora_server/lib/PandoraFMS/NetworkServer.pm
+++ b/pandora_server/lib/PandoraFMS/NetworkServer.pm
@@ -281,7 +281,7 @@ sub pandora_snmp_get_command ($$$$$$$$$$) {
 	$snmp_version = "2c";
     }
 
-    if (defined($snmp_port) && ($snmp_port != "161") && ($snmp_port != "") && ($snmp_port != " ")){
+    if (defined($snmp_port) && ($snmp_port != "161") && ($snmp_port != "") && ($snmp_port != " ") && ($snmp_port != "0")){
 	$snmp_target = $snmp_target.":".$snmp_port;
     }