diff --git a/includes/discovery/os/ios.inc.php b/includes/discovery/os/ios.inc.php
index f807adfa8..58674c695 100755
--- a/includes/discovery/os/ios.inc.php
+++ b/includes/discovery/os/ios.inc.php
@@ -5,6 +5,7 @@ if (empty($os))
   if (strstr($sysDescr, "Cisco Internetwork Operating System Software")) { $os = "ios"; }
   else if (strstr($sysDescr, "IOS (tm)")) { $os = "ios"; }
   else if (strstr($sysDescr, "Cisco IOS Software")) { $os = "ios"; }
+  else if (strstr($sysDescr, "Global Site Selector")) { $os = "ios"; }
 
   if (strstr($sysDescr, "IOS-XE")) { $os = "iosxe"; }
   if (strstr($sysDescr, "IOS XR")) { $os = "iosxr"; }
diff --git a/includes/polling/cisco-mac-accounting.inc.php b/includes/polling/cisco-mac-accounting.inc.php
index 87a1e3454..d93794fa9 100755
--- a/includes/polling/cisco-mac-accounting.inc.php
+++ b/includes/polling/cisco-mac-accounting.inc.php
@@ -77,7 +77,7 @@ if ($device['os_group'] == "cisco")
 
       // FIXME - use memcached to make sure these values don't go backwards?
       $rrdupdate = array($b_in, $b_out, $p_in, $p_out);
-      $ret = rrdtool_update("$rrdfile", $rrdupdate);
+      rrdtool_update($rrdfile, $rrdupdate);
 
       if ($acc['update'])
       { // Do Updates