diff --git a/fhem/FHEM/42_SYSMON.pm b/fhem/FHEM/42_SYSMON.pm
index 88a096535..5640dcc8c 100644
--- a/fhem/FHEM/42_SYSMON.pm
+++ b/fhem/FHEM/42_SYSMON.pm
@@ -135,7 +135,7 @@ SYSMON_Initialize($)
   $hash->{AttrList} = "filesystems network-interfaces user-defined disable:0,1 nonblocking:0,1 ".
                       "telnet-time-out ".
                       "user-fn2 user-fn ".
-                      "telnet-prompt-regx telnet-login-prompt-regx telnet-login-none:0,1 ".
+                      "telnet-prompt-regx telnet-login-prompt-regx ".
                       "exclude ".
                        $readingFnAttributes;
 }
@@ -2210,7 +2210,7 @@ SYSMON_getCPUProcStat_intern($$$)
         $CPUsoftirq = $neuCPUsoftirq - $altCPUsoftirq;
   	}
     
-    #$map->{$pName."_diff"}=$CPUuser." ".$CPUnice." ".$CPUsystem." ".$CPUidle." ".$CPUiowait." ".$CPUirq." ".$CPUsoftirq;
+    $map->{$pName."_diff"}=$CPUuser." ".$CPUnice." ".$CPUsystem." ".$CPUidle." ".$CPUiowait." ".$CPUirq." ".$CPUsoftirq;
     
     my $GesammtCPU = $CPUuser + $CPUnice + $CPUsystem + $CPUidle + $CPUiowait + $CPUirq + $CPUsoftirq;
     my $PercentCPUuser    = ($CPUuser    / $GesammtCPU) * 100;
@@ -3814,9 +3814,7 @@ sub SYSMON_Open_Connection($)
    #  }
    #}
    
-   my $tlogin_none=AttrVal($name,'telnet-login-none','0');
-   
-   if(!$tlogin_none && !defined($pwd)) {
+   if(!defined($pwd)) {
      $msg="Error: no passwort provided";
      SYSMON_Log($hash, 3, $msg);
      return $msg unless defined $pwd;
@@ -3835,48 +3833,46 @@ sub SYSMON_Open_Connection($)
       return $msg;
    }
    $hash->{".telnet"}=$telnet;
-   
-   if(!$tlogin_none) {
-     SYSMON_Log($hash, 5, "Wait for user or password prompt.");
-     unless ( ($before,$match) = $telnet->waitfor('/(user|login|password): $/i') )
-     {
-        $msg = "Telnet error while waiting for user or password prompt: ".$telnet->errmsg;
-        SYSMON_Log($hash, 2, $msg);
-        $telnet->close;
-        $telnet = undef;
-        return $msg;
-     }
-     if ( $match =~ /(user|login): / && $user eq "")
-     {
-        $msg = "Telnet login requires user name but attribute 'telnetUser' not defined";
-        SYSMON_Log($hash, 2, $msg);
-        $telnet->close;
-        $telnet = undef;
-        return $msg;
-     }
-     elsif ( $match =~ /(user|login): /)
-     {
-        SYSMON_Log($hash, 5, "Entering user name");
-        $telnet->print( $user );
-  
-        SYSMON_Log($hash, 5, "Wait for password prompt");
-        unless ($telnet->waitfor( '/password: $/i' ))
-        {
-           $msg = "Telnet error while waiting for password prompt: ".$telnet->errmsg;
-           SYSMON_Log($hash, 2, $msg);
-           $telnet->close;
-           $telnet = undef;
-           return $msg;
-        }
-     }
-     elsif ( $match eq "password: " && $user ne "")
-     {
-        SYSMON_Log($hash, 3, "remote user was defined but telnet login did not prompt for user name.");
-     }
-  
-     SYSMON_Log($hash, 5, "Entering password");
-     $telnet->print( $pwd );
+
+   SYSMON_Log($hash, 5, "Wait for user or password prompt.");
+   unless ( ($before,$match) = $telnet->waitfor('/(user|login|password): $/i') )
+   {
+      $msg = "Telnet error while waiting for user or password prompt: ".$telnet->errmsg;
+      SYSMON_Log($hash, 2, $msg);
+      $telnet->close;
+      $telnet = undef;
+      return $msg;
    }
+   if ( $match =~ /(user|login): / && $user eq "")
+   {
+      $msg = "Telnet login requires user name but attribute 'telnetUser' not defined";
+      SYSMON_Log($hash, 2, $msg);
+      $telnet->close;
+      $telnet = undef;
+      return $msg;
+   }
+   elsif ( $match =~ /(user|login): /)
+   {
+      SYSMON_Log($hash, 5, "Entering user name");
+      $telnet->print( $user );
+
+      SYSMON_Log($hash, 5, "Wait for password prompt");
+      unless ($telnet->waitfor( '/password: $/i' ))
+      {
+         $msg = "Telnet error while waiting for password prompt: ".$telnet->errmsg;
+         SYSMON_Log($hash, 2, $msg);
+         $telnet->close;
+         $telnet = undef;
+         return $msg;
+      }
+   }
+   elsif ( $match eq "password: " && $user ne "")
+   {
+      SYSMON_Log($hash, 3, "remote user was defined but telnet login did not prompt for user name.");
+   }
+
+   SYSMON_Log($hash, 5, "Entering password");
+   $telnet->print( $pwd );
 
    SYSMON_Log($hash, 5, "Wait for command prompt");
    my $tlogin_prompt=AttrVal($name,'telnet-login-prompt-regx','(#|\$|>)\s*$|Login failed.');
@@ -5173,10 +5169,6 @@ If one (or more) of the multiplier is set to zero, the corresponding readings is
     RegExp to detect login and command line prompt. (Only for access via Telnet.)
     </li>
     <br>
-    <li>telnet-login-none<br>
-    set it to 1 when no user and password are required
-    </li>
-    <br>
     <li>exclude<br>
     Allows to suppress reading certain information. <br>
     supported values: user-defined (s. user-defined und user-fn), cpucount, uptime, fhemuptime,
@@ -5846,10 +5838,6 @@ If one (or more) of the multiplier is set to zero, the corresponding readings is
     RegExp zur Erkennung von Login- und Kommandozeile-Prompt. (Nur f&uuml;r Zugriffe &uuml;ber Telnet relevant.)
     </li>
     <br>
-    <li>telnet-login-none<br>
-    soll auf 1 gesetzt werden, wenn kein User und Passwort zum Login notwendig sind.
-    </li>
-    <br>
     <li>exclude<br>
     Erlaubt das Abfragen bestimmten Informationen zu unterbinden. <br>
     Mögliche Werte: user-defined (s. user-defined und user-fn), cpucount, uptime, fhemuptime,