Added config option to force showing sysName instead of IP

html/includes/functions.inc.php

@@ -209,6 +209,8 @@ function generate_device_link($device, $text=null, $vars=array(), $start=0, $end
         $text = $device['hostname'];
     }
 
+    $text = ip_to_sysname($device,$text);
+
     if (isset($config['os'][$device['os']]['over'])) {
         $graphs = $config['os'][$device['os']]['over'];
     }

includes/common.php

@@ -1040,3 +1040,19 @@ function version_info($remote=true) {
     return $output;
 
 }//end version_info()
+
+/**
+ * Convert IP to use sysName
+ * @param array device
+ * @param string ip address
+ * @return string
+**/
+function ip_to_sysname($device,$ip) {
+    global $config;
+    if ($config['force_ip_to_sysname'] === true) {
+        if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) == true || filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) == true) {
+            $ip = $device['sysName'];
+        }
+    }
+    return $ip;
+}//end ip_to_sysname

includes/defaults.inc.php

@@ -779,6 +779,7 @@ $config['dateformat']['mysql']['time']    = '%H:%i:%s';
 
 $config['enable_clear_discovery'] = 1;
 // Set this to 0 if you want to disable the web option to rediscover devices
+$config['force_ip_to_sysname']    = false;// Set to true if you want to use sysName in place of IPs
 $config['enable_port_relationship'] = true;
 // Set this to false to not display neighbour relationships for ports
 $config['enable_footer'] = 1;