]> git.ipfire.org Git - people/teissler/ipfire-2.x.git/blobdiff - html/cgi-bin/ovpnmain.cgi
Bugfixes on OpenVPN CGI.
[people/teissler/ipfire-2.x.git] / html / cgi-bin / ovpnmain.cgi
index 374b25f5ea39f7d0a71ba565ce96f2e2ab9094fe..5d4ebffdbd6b3a4d15d5410a69056fc57e31a0f5 100644 (file)
@@ -22,6 +22,7 @@
 use CGI;
 use CGI qw/:standard/;
 use Net::DNS;
+use Net::Ping;
 use File::Copy;
 use File::Temp qw/ tempfile tempdir /;
 use strict;
@@ -32,8 +33,8 @@ require "${General::swroot}/header.pl";
 require "${General::swroot}/countries.pl";
 
 # enable only the following on debugging purpose
-#use warnings;
-#use CGI::Carp 'fatalsToBrowser';
+use warnings;
+use CGI::Carp 'fatalsToBrowser';
 #workaround to suppress a warning when a variable is used only once
 my @dummy = ( ${Header::colourgreen} );
 undef (@dummy);
@@ -70,6 +71,9 @@ $cgiparams{'DHCP_DOMAIN'} = '';
 $cgiparams{'DHCP_DNS'} = '';
 $cgiparams{'DHCP_WINS'} = '';
 $cgiparams{'DCOMPLZO'} = 'off';
+$cgiparams{'MSSFIX'} = '';
+
+
 &Header::getcgihash(\%cgiparams, {'wantfile' => 1, 'filevar' => 'FH'});
 
 # prepare openvpn config file
@@ -319,6 +323,8 @@ sub writeserverconf {
     print CONF "$sovpnsettings{'DDEVICE'}-mtu $sovpnsettings{'DMTU'}\n";
     print CONF "proto $sovpnsettings{'DPROTOCOL'}\n";
     print CONF "port $sovpnsettings{'DDEST_PORT'}\n";
+    print CONF "script-security 3 system\n";
+    print CONF "ifconfig-pool-persist /var/ipfire/ovpn/ovpn-leases.db 3600\n";
     print CONF "tls-server\n";
     print CONF "ca /var/ipfire/ovpn/ca/cacert.pem\n";
     print CONF "cert /var/ipfire/ovpn/certs/servercert.pem\n";
@@ -330,6 +336,12 @@ sub writeserverconf {
     if ($sovpnsettings{CLIENT2CLIENT} eq 'on') {
        print CONF "client-to-client\n";
     }
+    if ($sovpnsettings{MSSFIX} eq 'on') {
+       print CONF "mssfix\n";
+    }
+    if ($sovpnsettings{FRAGMENT} ne '' && $sovpnsettings{'DPROTOCOL'} ne 'tcp') {
+       print CONF "fragment $sovpnsettings{'FRAGMENT'}\n";
+    }
     if ($sovpnsettings{KEEPALIVE_1} > 0 && $sovpnsettings{KEEPALIVE_2} > 0) {  
        print CONF "keepalive $sovpnsettings{'KEEPALIVE_1'} $sovpnsettings{'KEEPALIVE_2'}\n";
     }  
@@ -356,8 +368,7 @@ sub writeserverconf {
     
     if ($sovpnsettings{DHCP_WINS} eq '') {
        print CONF "max-clients 100\n";
-    }  
-    
+    }
     if ($sovpnsettings{DHCP_WINS} ne '') {
        print CONF "max-clients $sovpnsettings{MAX_CLIENTS}\n";
     }  
@@ -386,6 +397,22 @@ sub emptyserverlog{
 
 }
 
+###
+# m.a.d net2net
+###
+
+sub validdotmask
+{
+       my $ipdotmask = $_[0];
+       if (&General::validip($ipdotmask)) { return 0; }
+       if (!($ipdotmask =~ /^(.*?)\/(.*?)$/)) {  }
+       my $mask = $2;
+       if (($mask =~ /\./ )) { return 0; }     
+  return 1;
+}
+
+
 #hier die refresh page
 if ( -e "${General::swroot}/ovpn/gencanow") {
     my $refresh = '';
@@ -447,6 +474,21 @@ if ($cgiparams{'ACTION'} eq $Lang::tr{'save-adv-options'}) {
     $vpnsettings{'DHCP_DNS'} = $cgiparams{'DHCP_DNS'};
     $vpnsettings{'DHCP_WINS'} = $cgiparams{'DHCP_WINS'};
     
+    if ($cgiparams{'FRAGMENT'} eq '') {
+       delete $vpnsettings{'FRAGMENT'};
+    } else {
+       if ($cgiparams{'FRAGMENT'} !~ /^[0-9]+$/) { 
+           $errormessage = "Incorrect value, please insert only numbers.";
+        goto ADV_ERROR;
+               } else {
+                       $vpnsettings{'FRAGMENT'} = $cgiparams{'FRAGMENT'};
+       }
+    }
+    if ($cgiparams{'MSSFIX'} ne 'on') {
+       delete $vpnsettings{'MSSFIX'};
+    } else {
+       $vpnsettings{'MSSFIX'} = $cgiparams{'MSSFIX'};
+    }
     if ($cgiparams{'DHCP_DOMAIN'} ne ''){
        unless (&General::validfqdn($cgiparams{'DHCP_DOMAIN'}) || &General::validip($cgiparams{'DHCP_DOMAIN'})) {
                $errormessage = $Lang::tr{'invalid input for dhcp domain'};
@@ -490,12 +532,181 @@ if ($cgiparams{'ACTION'} eq $Lang::tr{'save-adv-options'}) {
     &writeserverconf();#hier ok
 }
 
+###
+# m.a.d net2net
+###
+
+if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'server')
+{
+
+my @remsubnet = split(/\//,$cgiparams{'REMOTE_SUBNET'});
+my @ovsubnettemp =  split(/\./,$cgiparams{'OVPN_SUBNET'});
+my $ovsubnet =  "@ovsubnettemp[0].@ovsubnettemp[1].@ovsubnettemp[2]";
+my $tunmtu =  '';
+
+unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
+unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}   
+
+  open(SERVERCONF,    ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
+  
+  flock SERVERCONF, 2;
+  print SERVERCONF "# IPFire n2n Open VPN Server Config by ummeegge und m.a.d\n"; 
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# User Sicherheit\n";
+  print SERVERCONF "user nobody\n";
+  print SERVERCONF "group nobody\n";
+  print SERVERCONF "persist-tun\n";
+  print SERVERCONF "persist-key\n";
+  print SERVERCONF "script-security 2\n";
+  print SERVERCONF "\n";
+  print SERVERCONF "# IP/DNS fuer das Server Gateway - g2g Mode\n"; 
+  print SERVERCONF "remote $cgiparams{'REMOTE'}\n";
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# IP Adressen des VPN Tunnels\n"; 
+  print SERVERCONF "ifconfig $ovsubnet.1 $ovsubnet.2\n"; 
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# Netzwerk auf dem Client Gateway\n"; 
+  print SERVERCONF "route @remsubnet[0] @remsubnet[1]\n";
+  print SERVERCONF "# Device fuer den Tunnel\n"; 
+  print SERVERCONF "dev tun\n"; 
+  print SERVERCONF "\n"; 
+  print SERVERCONF "#Port und Protokoll\n"; 
+  print SERVERCONF "port $cgiparams{'DEST_PORT'}\n"; 
+  print SERVERCONF "proto $cgiparams{'PROTOCOL'}\n"; 
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# Paketgroessen\n"; 
+  if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
+  print SERVERCONF "tun-mtu $tunmtu\n"; 
+  if ($cgiparams{'PROTOCOL'} eq 'udp') {
+  if ($cgiparams{'FRAGMENT'} eq '') {
+  print SERVERCONF "fragment 1300\r\n";
+  } else {
+  print SERVERCONF "fragment $cgiparams{'FRAGMENT'}\n"
+  }
+  if ($cgiparams{'MSSFIX'} eq 'on') {
+  print SERVERCONF "mssfix\n"; 
+  }
+  }
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# Auth Server\n"; 
+  print SERVERCONF "tls-server\n"; 
+  print SERVERCONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n"; 
+  print SERVERCONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n"; 
+  print SERVERCONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n"; 
+  print SERVERCONF "dh ${General::swroot}/ovpn/ca/dh1024.pem\n"; 
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# Verschluesselung\n"; 
+  print SERVERCONF "cipher AES-256-CBC\n"; 
+  if ($cgiparams{'COMPLZO'} eq 'on') {
+   print SERVERCONF "# Kompression einschalten\n";
+   print SERVERCONF "comp-lzo\r\n";
+   print SERVERCONF "#\n";
+   }
+  print SERVERCONF "# Debug Level setzen\n"; 
+  print SERVERCONF "verb 3\n"; 
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# Tunnel Ueberwachung\n"; 
+  print SERVERCONF "keepalive 10 60\n"; 
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# Als Daemon starten mit Namen ovpnn2n\n"; 
+  print SERVERCONF "daemon $cgiparams{'NAME'}n2n\n"; 
+  print SERVERCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n"; 
+  print SERVERCONF "\n"; 
+  print SERVERCONF "# Management Interface aktivieren\n"; 
+  print SERVERCONF "#management localhost 4711\n";
+  close(SERVERCONF);
+
+}
 
+###
+# m.a.d net2net
+###
 
+if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'client')
+{
+        my @ovsubnettemp =  split(/\./,$cgiparams{'OVPN_SUBNET'});
+        my $ovsubnet =  "@ovsubnettemp[0].@ovsubnettemp[1].@ovsubnettemp[2]";
+        my @remsubnet =  split(/\//,$cgiparams{'REMOTE_SUBNET'});
+        my $tunmtu =  '';
+           
+unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
+unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
+  
+  open(CLIENTCONF,    ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
+  
+  flock CLIENTCONF, 2;
+  print CLIENTCONF "# IPFire rewritten n2n Open VPN Client Config by ummeegge und m.a.d\n";
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "# User Sicherheit\n";
+  print CLIENTCONF "user nobody\n";
+  print CLIENTCONF "group nobody\n";
+  print CLIENTCONF "persist-tun\n";
+  print CLIENTCONF "persist-key\n";
+  print CLIENTCONF "script-security 2\n";
+  print CLIENTCONF "#\n";
+  print CLIENTCONF "# IP/DNS fuer das Server Gateway - g2g Mode\n"; 
+  print CLIENTCONF "remote $cgiparams{'REMOTE'}\n";
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "# IP Adressen des VPN Tunnels\n"; 
+  print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n"; 
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "# Netzwerk auf dem Server Gateway\n"; 
+  print CLIENTCONF "route @remsubnet[0] @remsubnet[1]\n"; 
+  print CLIENTCONF "# Device fuer den Tunnel\n"; 
+  print CLIENTCONF "dev tun\n"; 
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "#Port und Protokoll\n"; 
+  print CLIENTCONF "port $cgiparams{'DEST_PORT'}\n"; 
+  print CLIENTCONF "proto $cgiparams{'PROTOCOL'}\n"; 
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "# Paketgroessen\n"; 
+  if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
+  print CLIENTCONF "tun-mtu $tunmtu\n"; 
+  if ($cgiparams{'PROTOCOL'} eq 'udp') {
+  if ($cgiparams{'FRAGMENT'} eq '') {
+  print CLIENTCONF "fragment 1300\r\n";
+  } else {
+  print CLIENTCONF "fragment $cgiparams{'FRAGMENT'}\n"
+  }
+  if ($cgiparams{'MSSFIX'} eq 'on') {
+  print CLIENTCONF "mssfix\n"; 
+  }
+  }
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "# Auth. Client\n"; 
+  print CLIENTCONF "tls-client\n"; 
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "# Verschluesselung\n"; 
+  print CLIENTCONF "cipher AES-256-CBC\n"; 
+  print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12\r\n";
+  print CLIENTCONF "#\n"; 
+  if ($cgiparams{'COMPLZO'} eq 'on') {
+   print CLIENTCONF "# Kompression einschalten\n";
+   print CLIENTCONF "comp-lzo\r\n";
+   print CLIENTCONF "#\n";
+   }
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "# Debug Level\n"; 
+  print CLIENTCONF "verb 3\n"; 
+  print CLIENTCONF "#\n"; 
+  print CLIENTCONF "# Tunnel Ueberwachung\n"; 
+  print CLIENTCONF "keepalive 10 60\n"; 
+  print CLIENTCONF "#\n";
+  print CLIENTCONF "# Als Daemon starten\n"; 
+  print CLIENTCONF "daemon $cgiparams{'NAME'}n2n\n";
+  print CLIENTCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n"; 
+  print CLIENTCONF "#\n";
+  print CLIENTCONF "# Management Interface aktivieren\n"; 
+  print CLIENTCONF "# management localhost 4711\n";
+  close(CLIENTCONF);
 
+}
+  
 ###
 ### Save main settings
 ###
+
+
 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq '' && $cgiparams{'KEY'} eq '') {
     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
     #DAN do we really need (to to check) this value? Besides if we listen on blue and orange too,
@@ -1290,36 +1501,50 @@ END
 ###
 ### Enable/Disable connection
 ###
+
+###
+# m.a.d net2net
+###
+
 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
     
     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
-
+#    my $n2nactive = '';
+    my $n2nactive = `/bin/ps ax|grep $confighash{$cgiparams{'KEY'}}[1]|grep -v grep|awk \'{print \$1}\'`;
+    
     if ($confighash{$cgiparams{'KEY'}}) {
-       if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
+
+
+       if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
            $confighash{$cgiparams{'KEY'}}[0] = 'on';
            &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
-           #&writeserverconf();
-#          if ($vpnsettings{'ENABLED'} eq 'on' ||
-#              $vpnsettings{'ENABLED_BLUE'} eq 'on') {
-#              system('/usr/local/bin/ipsecctrl', 'S', $cgiparams{'KEY'});
-#          }
-       } else {
+
+     if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
+                 system('/usr/local/bin/openvpnctrl', '-sn2n', $confighash{$cgiparams{'KEY'}}[1]);
+          }
+  } else {
+
            $confighash{$cgiparams{'KEY'}}[0] = 'off';
-#          if ($vpnsettings{'ENABLED'} eq 'on' ||
-#              $vpnsettings{'ENABLED_BLUE'} eq 'on') {
-#              system('/usr/local/bin/ipsecctrl', 'D', $cgiparams{'KEY'});
-#          }
-           &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
-           #&writeserverconf();
-       }
-    } else {
-       $errormessage = $Lang::tr{'invalid key'};
-    }
+      &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
+
+          if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
+                    if ($n2nactive ne ''){                             
+                    system('/usr/local/bin/openvpnctrl', '-kn2n', $confighash{$cgiparams{'KEY'}}[1]);
+           }
+          } else {
+                 $errormessage = $Lang::tr{'invalid key'};
+          }
+      }
+  }
 
 ###
 ### Download OpenVPN client package
 ###
+
+
 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'dl client arch'}) {
     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
@@ -1328,9 +1553,115 @@ END
     my @fileholder;
     my $tempdir = tempdir( CLEANUP => 1 );
     my $zippath = "$tempdir/";
-    my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-TO-IPFire.zip";
-    my $zippathname = "$zippath$zipname";
-    $clientovpn = "$confighash{$cgiparams{'KEY'}}[1]-TO-IPFire.ovpn";
+
+###
+# m.a.d net2net
+###
+
+if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
+        
+        my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-Client.zip";
+        my $zippathname = "$zippath$zipname";
+        $clientovpn = "$confighash{$cgiparams{'KEY'}}[1].conf";  
+        my @ovsubnettemp =  split(/\./,$confighash{$cgiparams{'KEY'}}[27]);
+        my $ovsubnet =  "@ovsubnettemp[0].@ovsubnettemp[1].@ovsubnettemp[2]";
+        my $tunmtu = ''; 
+        my @remsubnet = split(/\//,$confighash{$cgiparams{'KEY'}}[8]);
+        
+    open(CLIENTCONF, ">$tempdir/$clientovpn") or die "Unable to open tempfile: $!";
+    flock CLIENTCONF, 2;
+    
+    my $zip = Archive::Zip->new();
+   print CLIENTCONF "# IPFire n2n Open VPN Client Config by ummeegge und m.a.d\n";
+   print CLIENTCONF "# \n";
+   print CLIENTCONF "# User Sicherheit\n";
+   print CLIENTCONF "user nobody\n";
+   print CLIENTCONF "group nobody\n";
+   print CLIENTCONF "persist-tun\n";
+   print CLIENTCONF "persist-key\n";
+   print CLIENTCONF "script-security 2\n";
+   print CLIENTCONF "#\n";
+   print CLIENTCONF "# IP/DNS fuer das Server Gateway - g2g Mode\n"; 
+   print CLIENTCONF "remote $vpnsettings{'VPN_IP'}\n";
+   print CLIENTCONF "#\n"; 
+   print CLIENTCONF "# IP Adressen des VPN Tunnels\n"; 
+   print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n"; 
+   print CLIENTCONF "#\n"; 
+   print CLIENTCONF "# Netzwerk auf dem Server Gateway\n"; 
+   print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
+   print CLIENTCONF "# Device fuer den Tunnel\n"; 
+   print CLIENTCONF "dev $vpnsettings{'DDEVICE'}\n"; 
+   print CLIENTCONF "#\n"; 
+   print CLIENTCONF "#Port und Protokoll\n"; 
+   print CLIENTCONF "port $confighash{$cgiparams{'KEY'}}[29]\n"; 
+   print CLIENTCONF "proto $confighash{$cgiparams{'KEY'}}[28]\n"; 
+   print CLIENTCONF "#\n"; 
+   print CLIENTCONF "# Paketgroessen\n"; 
+   if ($confighash{$cgiparams{'KEY'}}[31] eq '') {$tunmtu = '1400'} else {$tunmtu = $confighash{$cgiparams{'KEY'}}[31]};
+   print CLIENTCONF "tun-mtu $tunmtu\n"; 
+   if ($confighash{$cgiparams{'KEY'}}[28] eq 'udp') {
+   if ($cgiparams{'FRAGMENT'} eq '') {
+   print CLIENTCONF "fragment 1300\r\n";
+   } else {
+   print CLIENTCONF "fragment $cgiparams{'FRAGMENT'}\n"
+   }
+   if ($confighash{$cgiparams{'KEY'}}[23] eq 'on') {
+   print CLIENTCONF "mssfix\n"; 
+   }
+   }
+   print CLIENTCONF "#\n"; 
+   print CLIENTCONF "# Auth. Client\n"; 
+   print CLIENTCONF "tls-client\n"; 
+   print CLIENTCONF "#\n"; 
+   print CLIENTCONF "# Verschluesselung\n"; 
+   print CLIENTCONF "cipher AES-256-CBC\n"; 
+    if ($confighash{$cgiparams{'KEY'}}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12") { 
+        print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12\r\n";
+     $zip->addFile( "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12", "$confighash{$cgiparams{'KEY'}}[1].p12") or die "Can't add file $confighash{$cgiparams{'KEY'}}[1].p12\n";
+   } 
+   print CLIENTCONF "#\n"; 
+    if ($confighash{$cgiparams{'KEY'}}[30] eq 'on') {
+   print CLIENTCONF "# Kompression einschalten\n";
+   print CLIENTCONF "comp-lzo\r\n";
+   print CLIENTCONF "#\n";
+   }
+   print CLIENTCONF "# Debug Level\n"; 
+   print CLIENTCONF "verb 3\n"; 
+   print CLIENTCONF "#\n"; 
+   print CLIENTCONF "# Tunnel Ueberwachung\n"; 
+   print CLIENTCONF "keepalive 10 60\n"; 
+   print CLIENTCONF "#\n";
+   print CLIENTCONF "# Als Daemon starten\n"; 
+   print CLIENTCONF "daemon $confighash{$cgiparams{'KEY'}}[1]n2n\n"; 
+   print CLIENTCONF "writepid /var/run/$confighash{$cgiparams{'KEY'}}[1]n2n.pid\n"; 
+   print CLIENTCONF "#\n";
+   print CLIENTCONF "# Management Interface aktivieren\n"; 
+   print CLIENTCONF "# management localhost 4711\n";
+   print CLIENTCONF "# remsub $confighash{$cgiparams{'KEY'}}[11]\n";
+  
+
+    close(CLIENTCONF);
+        
+    $zip->addFile( "$tempdir/$clientovpn", $clientovpn) or die "Can't add file $clientovpn\n";
+    my $status = $zip->writeToFileNamed($zippathname);
+
+    open(DLFILE, "<$zippathname") or die "Unable to open $zippathname: $!";
+    @fileholder = <DLFILE>;
+    print "Content-Type:application/x-download\n";
+    print "Content-Disposition:attachment;filename=$zipname\n\n";
+    print @fileholder;
+    exit (0);
+}
+else
+{
+        my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-TO-IPFire.zip";
+        my $zippathname = "$zippath$zipname";
+        $clientovpn = "$confighash{$cgiparams{'KEY'}}[1]-TO-IPFire.ovpn";
+
+###
+# m.a.d net2net
+###
+  
     open(CLIENTCONF, ">$tempdir/$clientovpn") or die "Unable to open tempfile: $!";
     flock CLIENTCONF, 2;
     
@@ -1378,8 +1709,15 @@ END
     }
     print CLIENTCONF "verb 3\r\n";
     print CLIENTCONF "ns-cert-type server\r\n";
-    print CLIENTCONF "tls-remote $vpnsettings{ROOTCERT_HOSTNAME}\r\n";
+    print CLIENTCONF "tls-remote $vpnsettings{ROOTCERT_HOSTNAME}\r\n"; 
+    if ($vpnsettings{MSSFIX} eq 'on') {
+       print CLIENTCONF "mssfix\r\n";
+    }
+    if ($vpnsettings{FRAGMENT} ne '' && $vpnsettings{DPROTOCOL} ne 'tcp' ) {
+       print CLIENTCONF "fragment $vpnsettings{'FRAGMENT'}\r\n";
+    }
     close(CLIENTCONF);
+        
     $zip->addFile( "$tempdir/$clientovpn", $clientovpn) or die "Can't add file $clientovpn\n";
     my $status = $zip->writeToFileNamed($zippathname);
 
@@ -1389,10 +1727,15 @@ END
     print "Content-Disposition:attachment;filename=$zipname\n\n";
     print @fileholder;
     exit (0);
-
+   }
+   
+   
+   
 ###
 ### Remove connection
 ###
+
+
 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove'}) {
     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
@@ -1404,7 +1747,22 @@ END
 #      }
 #
        my $temp = `/usr/bin/openssl ca -revoke ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem -config ${General::swroot}/ovpn/openssl/ovpn.cnf`;
-       unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
+
+###
+# m.a.d net2net
+###
+
+ if ($confighash{$cgiparams{'KEY'}}[3] eq 'net') {
+
+       my $conffile = glob("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]/$confighash{$cgiparams{'KEY'}}[1].conf");
+  my $certfile = glob("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
+  unlink ($certfile) or die "Removing $certfile fail: $!";
+  unlink ($conffile) or die "Removing $conffile fail: $!";
+  rmdir ("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") || die "Kann Verzeichnis nicht loeschen: $!";
+  
+}
+
+  unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
        unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
        delete $confighash{$cgiparams{'KEY'}};
        my $temp2 = `/usr/bin/openssl ca -gencrl -out ${General::swroot}/ovpn/crls/cacrl.pem -config ${General::swroot}/ovpn/openssl/ovpn.cnf`;
@@ -1413,6 +1771,8 @@ END
     } else {
        $errormessage = $Lang::tr{'invalid key'};
     }
+
+
 ###
 ### Download PKCS12 file
 ###
@@ -1498,6 +1858,10 @@ ADV_ERROR:
     $checked{'REDIRECT_GW_DEF1'}{'off'} = '';
     $checked{'REDIRECT_GW_DEF1'}{'on'} = '';
     $checked{'REDIRECT_GW_DEF1'}{$cgiparams{'REDIRECT_GW_DEF1'}} = 'CHECKED';
+    $selected{'ENGINES'}{$cgiparams{'ENGINES'}} = 'SELECTED';
+    $checked{'MSSFIX'}{'off'} = '';
+    $checked{'MSSFIX'}{'on'} = '';
+    $checked{'MSSFIX'}{$cgiparams{'MSSFIX'}} = 'CHECKED';
     $selected{'LOG_VERB'}{'1'} = '';
     $selected{'LOG_VERB'}{'2'} = '';
     $selected{'LOG_VERB'}{'3'} = '';
@@ -1511,6 +1875,8 @@ ADV_ERROR:
     $selected{'LOG_VERB'}{'11'} = '';
     $selected{'LOG_VERB'}{'0'} = '';
     $selected{'LOG_VERB'}{$cgiparams{'LOG_VERB'}} = 'SELECTED';
+
+
     
     &Header::showhttpheaders();
     &Header::openpage($Lang::tr{'status ovpn'}, 1, '');
@@ -1550,7 +1916,7 @@ ADV_ERROR:
        <td class'base'><b>$Lang::tr{'misc-options'}</b></td>
     </tr>
     <tr>
-       <td width='25%'></td> <td width='20%'> </td><td width='25%'> </td><td width='30%'></td>
+       <td width='20%'></td> <td width='15%'> </td><td width='15%'> </td><td width='50%'></td>
     </tr>
     <tr>
        <td class='base'>Client-To-Client</td>
@@ -1562,20 +1928,50 @@ ADV_ERROR:
     </tr>
     <tr>       
         <td class='base'>Max-Clients</td>
-        <td><input type='text' name='MAX_CLIENTS' value='$cgiparams{'MAX_CLIENTS'}' size='30' /></td>
+        <td><input type='text' name='MAX_CLIENTS' value='$cgiparams{'MAX_CLIENTS'}' size='10' /></td>
     </tr>      
-       <td class='base'>Keppalive (ping/ping-restart)</td>     
-       <td><input type='TEXT' name='KEEPALIVE_1' value='$cgiparams{'KEEPALIVE_1'}' size='30' /></td>
-       <td><input type='TEXT' name='KEEPALIVE_2' value='$cgiparams{'KEEPALIVE_2'}' size='30' /></td>
+       <tr>
+         <td class='base'>Keppalive <br />
+           (ping/ping-restart)</td>
+         <td><input type='TEXT' name='KEEPALIVE_1' value='$cgiparams{'KEEPALIVE_1'}' size='10' /></td>
+         <td><input type='TEXT' name='KEEPALIVE_2' value='$cgiparams{'KEEPALIVE_2'}' size='10' /></td>
+    </tr>
+       <tr>
+         <td class='base'>fragment <br></td>
+         <td><input type='TEXT' name='FRAGMENT' value='$cgiparams{'FRAGMENT'}' size='10' /></td>
+         <td>Default: <span class="base">1300</span></td>
+         </tr>
+       <tr>
+         <td class='base'>mssfix</td>
+         <td><input type='checkbox' name='MSSFIX' $checked{'MSSFIX'}{'on'} /></td>
+         <td>Default: on</td>
+         </tr> 
+</table>
+
+<!--
+<hr size='1'>
+    <table width='100%'>
+    <tr>
+ <td class'base'><b>Crypto-Engines</b></td>
+    </tr>
+    <tr>
+       <td width='15%'></td> <td width='30%'> </td><td width='25%'> </td><td width='30%'></td>
     </tr>      
+    <tr><td class='base'>Engines:</td>        
+        <td><select name='ENGINES'><option value="none" $selected{'ENGINES'}{'none'}>none</option>
+                                   <option value="cryptodev" $selected{'ENGINES'}{'cryptodev'}>cryptodev</option>
+                                   <option value="padlock" $selected{'ENGINES'}{'padlock'}>padlock</option>
+                       </select>
+               </td>   
 </table>
+-->
 <hr size='1'>
     <table width='100%'>
     <tr>
        <td class'base'><b>$Lang::tr{'log-options'}</b></td>
     </tr>
     <tr>
-       <td width='25%'></td> <td width='20%'> </td><td width='25%'> </td><td width='30%'></td>
+       <td width='15%'></td> <td width='30%'> </td><td width='25%'> </td><td width='30%'></td>
     </tr>      
        
     <tr><td class='base'>VERB</td>        
@@ -1733,13 +2129,14 @@ END
 ###
 ### Enable/Disable connection
 ###
+
 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
     
     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
 
     if ($confighash{$cgiparams{'KEY'}}) {
-       if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
+          if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
            $confighash{$cgiparams{'KEY'}}[0] = 'on';
            &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
            #&writeserverconf();
@@ -1801,6 +2198,11 @@ END
 ###
 ### Choose between adding a host-net or net-net connection
 ###
+
+###
+# m.a.d net2net
+###
+
 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'add'} && $cgiparams{'TYPE'} eq '') {
        &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
        &Header::showhttpheaders();
@@ -1809,19 +2211,313 @@ END
        &Header::openbox('100%', 'LEFT', $Lang::tr{'connection type'});
        print <<END
            <b>$Lang::tr{'connection type'}:</b><br />
-           <table><form method='post'>
+           <table><form method='post' ENCTYPE="multipart/form-data">
            <tr><td><input type='radio' name='TYPE' value='host' checked /></td>
                <td class='base'>$Lang::tr{'host to net vpn'}</td></tr>
-           <tr><td><input type='radio' name='TYPE' value='net' disabled='disabled' /></td>
+           <tr><td><input type='radio' name='TYPE' value='net' /></td>
                <td class='base'>$Lang::tr{'net to net vpn'}</td></tr>
-           <tr><td align='center' colspan='2'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td></tr>
+               <tr><td><input type='radio' name='TYPE' value='net2net' /></td>         
+               <td class='base'>$Lang::tr{'net to net vpn'} (Upload Client Package)</td></tr>
+         <tr><td>&nbsp;</td><td class='base'><input type='file' name='FH' size='30'></td></tr>
+         <tr><td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td></tr>
            </form></table>
 END
        ;
+
        &Header::closebox();
        &Header::closebigbox();
        &Header::closepage();
        exit (0);
+
+###
+# m.a.d net2net
+###
+
+}  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) && ($cgiparams{'TYPE'} eq 'net2net')){
+
+       my @firen2nconf;
+       my @confdetails;
+       my $uplconffilename ='';
+       my $uplp12name = '';
+       my @rem_subnet;
+       my @rem_subnet2;
+       my @tmposupnet3;        
+       my $key;
+
+       &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);    
+
+# Check if a file is uploaded
+
+       if (ref ($cgiparams{'FH'}) ne 'Fh') {
+               $errormessage = $Lang::tr{'there was no file upload'};
+               goto N2N_ERROR;
+    }
+
+# Move uploaded IPfire n2n package to temporary file
+
+    (my $fh, my $filename) = tempfile( );
+    if (copy ($cgiparams{'FH'}, $fh) != 1) {
+               $errormessage = $!;
+               goto N2N_ERROR;
+    }
+
+       my $zip = Archive::Zip->new();
+       my $zipName = $filename;
+       my $status = $zip->read( $zipName );
+       if ($status != AZ_OK) {   
+               $errormessage = "Read of $zipName failed\n";
+               goto N2N_ERROR;
+       }
+
+       my $tempdir = tempdir( CLEANUP => 1 );
+       my @files = $zip->memberNames();
+       for(@files) {
+       $zip->extractMemberWithoutPaths($_,"$tempdir/$_");
+       }
+       my $countfiles = @files;
+
+# Check if we have not more then 2 files
+
+       if ( $countfiles == 2){
+               foreach (@files){
+                       if ( $_ =~ /.conf$/){
+                               $uplconffilename = $_;
+                       }
+                       if ( $_ =~ /.p12$/){
+                               $uplp12name = $_;
+                       }                       
+               }
+               if (($uplconffilename eq '') || ($uplp12name eq '')){
+                       $errormessage = "Either no *.conf or no *.p12 file found\n";
+                       goto N2N_ERROR;
+               }
+
+               open(FILE, "$tempdir/$uplconffilename") or die 'Unable to open*.conf file';
+               @firen2nconf = <FILE>;
+               close (FILE);
+               chomp(@firen2nconf);
+
+       } else {
+
+               $errormessage = "Filecount does not match only 2 files are allowed\n";
+               goto N2N_ERROR;
+       }
+
+###
+# m.a.d net2net
+###
+
+ my @n2nname = split(/\./,$uplconffilename);
+    $n2nname[0] =~ s/\n|\r//g;
+
+    unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
+    unless(-d "${General::swroot}/ovpn/n2nconf/$n2nname[0]"){mkdir "${General::swroot}/ovpn/n2nconf/$n2nname[0]", 0770 or die "Unable to create dir $!";}   
+
+       move("$tempdir/$uplconffilename", "${General::swroot}/ovpn/n2nconf/$n2nname[0]/$uplconffilename");
+
+       if ($? ne 0) {
+           $errormessage = "*.conf move failed: $!";
+           unlink ($filename);
+           goto N2N_ERROR;
+       }
+       
+       move("$tempdir/$uplp12name", "${General::swroot}/ovpn/certs/$uplp12name");
+       if ($? ne 0) {
+           $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
+           unlink ($filename);
+           goto N2N_ERROR;
+       }       
+       
+my $complzoactive;
+my $mssfixactive;
+my $n2nfragment;
+my @n2nproto = split(/ /, (grep { /^proto/ } @firen2nconf)[0]);
+my @n2nport = split(/ /, (grep { /^port/ } @firen2nconf)[0]);
+my @n2ntunmtu = split(/ /, (grep { /^tun-mtu/ } @firen2nconf)[0]);
+my @n2ncomplzo = grep { /^comp-lzo/ } @firen2nconf;
+if ($n2ncomplzo[0] =~ /comp-lzo/){$complzoactive = "on";} else {$complzoactive = "off";}       
+my @n2nmssfix  = grep { /^mssfix/ } @firen2nconf;
+if ($n2nmssfix[0] =~ /mssfix/){$mssfixactive = "on";} else {$mssfixactive = "off";}
+my @n2nfragment = split(/ /, (grep { /^fragment/ } @firen2nconf)[0]);
+my @n2nremote = split(/ /, (grep { /^remote/ } @firen2nconf)[0]);
+my @n2novpnsuball = split(/ /, (grep { /^ifconfig/ } @firen2nconf)[0]);
+my @n2novpnsub =  split(/\./,$n2novpnsuball[1]);
+my @n2nremsub = split(/ /, (grep { /^route/ } @firen2nconf)[0]);
+my @n2nlocalsub  = split(/ /, (grep { /^# remsub/ } @firen2nconf)[0]);
+
+###
+# m.a.d delete CR and LF from arrays for this chomp doesnt work
+###
+
+$n2nremote[1] =~ s/\n|\r//g;
+$n2novpnsub[0] =~ s/\n|\r//g;
+$n2novpnsub[1] =~ s/\n|\r//g;
+$n2novpnsub[2] =~ s/\n|\r//g;
+$n2nproto[1] =~ s/\n|\r//g;
+$n2nport[1] =~ s/\n|\r//g;
+$n2ntunmtu[1] =~ s/\n|\r//g;
+$n2nremsub[1] =~ s/\n|\r//g;
+$n2nlocalsub[2] =~ s/\n|\r//g;
+$n2nfragment[1] =~ s/\n|\r//g;
+chomp ($complzoactive);
+chomp ($mssfixactive);
+
+###
+# m.a.d net2net
+###
+
+###
+# Check if there is no other entry with this name
+###
+
+       foreach my $dkey (keys %confighash) {
+               if ($confighash{$dkey}[1] eq $n2nname[0]) {
+                       $errormessage = $Lang::tr{'a connection with this name already exists'};
+                       goto N2N_ERROR;                 
+               }
+       }
+
+###
+# Check if RemSubnet is green orange blue
+###
+
+
+###
+# Check if OpenVPN Subnet is valid
+###
+
+foreach my $dkey (keys %confighash) {
+               if ($confighash{$dkey}[27] eq "$n2novpnsub[0].$n2novpnsub[1].$n2novpnsub[2].0/255.255.255.0") {
+                       $errormessage = 'The OpenVPN Subnet is already in use';
+                       goto N2N_ERROR;                 
+               }
+       }
+
+###
+# Check im Dest Port is vaild
+###
+
+foreach my $dkey (keys %confighash) {
+               if ($confighash{$dkey}[29] eq $n2nport[1] ) {
+                       $errormessage = 'The OpenVPN Port is already in use';
+                       goto N2N_ERROR;                 
+               }
+       }
+       
+       
+       
+  $key = &General::findhasharraykey (\%confighash);
+
+       foreach my $i (0 .. 31) { $confighash{$key}[$i] = "";}
+       $confighash{$key}[0] = 'off';
+       $confighash{$key}[1] = $n2nname[0];
+  $confighash{$key}[2] = $n2nname[0];  
+       $confighash{$key}[3] = 'net';
+       $confighash{$key}[4] = 'cert';  
+       $confighash{$key}[6] = 'client';                
+       $confighash{$key}[8] =  $n2nlocalsub[2];
+  $confighash{$key}[10] = $n2nremote[1];
+  $confighash{$key}[11] = $n2nremsub[1];               
+       $confighash{$key}[23] = $mssfixactive;
+       $confighash{$key}[24] = $n2nfragment[1];
+  $confighash{$key}[25] = 'IPFire n2n Client';
+       $confighash{$key}[26] = 'red';
+  $confighash{$key}[27] = "$n2novpnsub[0].$n2novpnsub[1].$n2novpnsub[2].0/255.255.255.0";
+  $confighash{$key}[28] = $n2nproto[1];
+  $confighash{$key}[29] = $n2nport[1];
+  $confighash{$key}[30] = $complzoactive;
+  $confighash{$key}[31] = $n2ntunmtu[1];
+
+
+  &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
+  N2N_ERROR:
+               
+       &Header::showhttpheaders();
+       &Header::openpage('Validate imported configuration', 1, '');
+       &Header::openbigbox('100%', 'LEFT', '', $errormessage);
+       if ($errormessage) {
+           &Header::openbox('100%', 'LEFT', $Lang::tr{'error messages'});
+           print "<class name='base'>$errormessage";
+           print "&nbsp;</class>";
+           &Header::closebox();                
+
+       } else 
+  {            
+               &Header::openbox('100%', 'LEFT', 'import ipfire net2net config');
+       }
+       if ($errormessage eq ''){
+               print <<END             
+               <!-- ipfire net2net config gui -->
+               <table width='100%'>
+               <tr><td width='25%'>&nbsp;</td><td width='25%'>&nbsp;</td></tr>
+    <tr><td class='boldbase'>$Lang::tr{'name'}:</td><td><b>$n2nname[0]</b></td></tr>
+    <tr><td>&nbsp;</td><td>&nbsp;</td></tr>    
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'Act as'}</td><td><b>$confighash{$key}[6]</b></td></tr>                                                              
+               <tr><td class='boldbase' nowrap='nowrap'>Remote Host </td><td><b>$confighash{$key}[10]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'local subnet'}</td><td><b>$confighash{$key}[8]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'remote subnet'}</td><td><b>$confighash{$key}[11]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'ovpn subnet'}</td><td><b>$confighash{$key}[27]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'protocol'}</td><td><b>$confighash{$key}[28]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'destination port'}:</td><td><b>$confighash{$key}[29]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'comp-lzo'}</td><td><b>$confighash{$key}[30]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>MSSFIX </td><td><b>$confighash{$key}[23]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>Fragment </td><td><b>$confighash{$key}[24]</b></td></tr>
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'MTU'}</td><td><b>$confighash{$key}[31]</b></td></tr>
+               <tr><td>&nbsp;</td><td>&nbsp;</td></tr> 
+    </table>
+END
+;      
+               &Header::closebox();
+       }
+
+       if ($errormessage) {
+               print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
+       } else {        
+               print "<div align='center'><form method='post' ENCTYPE='multipart/form-data'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' />";           
+               print "<input type='hidden' name='TYPE' value='net2netakn' />";
+               print "<input type='hidden' name='KEY' value='$key' />";                        
+               print "<input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></div></form>";
+       }       
+       &Header::closebigbox();
+       &Header::closepage();
+       exit(0);        
+
+
+##
+### Accept IPFire n2n Package Settings
+###
+
+  }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) && ($cgiparams{'TYPE'} eq 'net2netakn')){
+
+###
+### Discard and Rollback IPFire n2n Package Settings
+###
+
+  }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'cancel'}) && ($cgiparams{'TYPE'} eq 'net2netakn')){
+     
+     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
+
+if ($confighash{$cgiparams{'KEY'}}) {
+
+     my $conffile = glob("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]/$confighash{$cgiparams{'KEY'}}[1].conf");
+     my $certfile = glob("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
+     unlink ($certfile) or die "Removing $certfile fail: $!";
+     unlink ($conffile) or die "Removing $conffile fail: $!";
+     rmdir ("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") || die "Kann Verzeichnis nicht loeschen: $!";
+     delete $confighash{$cgiparams{'KEY'}};
+    &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);      
+
+     } else {
+               $errormessage = $Lang::tr{'invalid key'};
+   }   
+    
+
+###
+# m.a.d net2net
+###
+
+
 ###
 ### Adding a new connection
 ###
@@ -1845,8 +2541,11 @@ END
        $cgiparams{'PSK'}       = $confighash{$cgiparams{'KEY'}}[5];
        $cgiparams{'SIDE'}      = $confighash{$cgiparams{'KEY'}}[6];
        $cgiparams{'LOCAL_SUBNET'} = $confighash{$cgiparams{'KEY'}}[8];
-       $cgiparams{'REMOTE'}    = $confighash{$cgiparams{'KEY'}}[10];
-       $cgiparams{'REMOTE_SUBNET'} = $confighash{$cgiparams{'KEY'}}[11];
+  $cgiparams{'REMOTE'} = $confighash{$cgiparams{'KEY'}}[10];
+  $cgiparams{'REMOTE_SUBNET'} = $confighash{$cgiparams{'KEY'}}[11];
+# n2n m.a.d new fields
+  $cgiparams{'MSSFIX'} = $confighash{$cgiparams{'KEY'}}[23];
+  $cgiparams{'FRAGMENT'} = $confighash{$cgiparams{'KEY'}}[24];
        $cgiparams{'REMARK'}    = $confighash{$cgiparams{'KEY'}}[25];
        $cgiparams{'INTERFACE'} = $confighash{$cgiparams{'KEY'}}[26];
 #new fields    
@@ -1855,8 +2554,10 @@ END
        $cgiparams{'DEST_PORT'}   = $confighash{$cgiparams{'KEY'}}[29];
        $cgiparams{'COMPLZO'}     = $confighash{$cgiparams{'KEY'}}[30];
        $cgiparams{'MTU'}         = $confighash{$cgiparams{'KEY'}}[31];
+
 #new fields
 #ab hiere error uebernehmen
+
     } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'save'}) {
        $cgiparams{'REMARK'} = &Header::cleanhtml($cgiparams{'REMARK'});
        if ($cgiparams{'TYPE'} !~ /^(host|net)$/) {
@@ -1880,6 +2581,48 @@ END
            goto VPNCONF_ERROR;
        }
 
+###
+# m.a.d net2net
+###
+
+if ($cgiparams{'TYPE'} eq 'net') {
+               
+    if ($cgiparams{'DEST_PORT'} eq  $vpnsettings{'DDEST_PORT'}) {
+                       $errormessage = 'The Destination Port is used by the OpenVPN Server please change';
+                       goto VPNCONF_ERROR;                     
+               }
+
+    if ($cgiparams{'OVPN_SUBNET'} eq  $vpnsettings{'DOVPN_SUBNET'}) {
+                       $errormessage = 'The OpenVPN Subnet is used by the OpenVPN Server please change';
+                       goto VPNCONF_ERROR;                     
+               }
+
+         if (($cgiparams{'PROTOCOL'} eq 'tcp') && ($cgiparams{'MSSFIX'} eq 'on')) {
+           $errormessage = 'mssfix only allowed with udp';
+           goto VPNCONF_ERROR;
+    }
+     
+    if (($cgiparams{'PROTOCOL'} eq 'tcp') && ($cgiparams{'FRAGMENT'} ne '')) {
+           $errormessage = 'fragment only allowed with udp';
+           goto VPNCONF_ERROR;
+    }
+
+    if ( &validdotmask ($cgiparams{'LOCAL_SUBNET'}))  {
+                   $errormessage = 'Prefix not allowed for Local Subnet. Please enter Subnet Mask e.g. 255.255.255.0';
+                                   goto VPNCONF_ERROR;
+               } 
+    
+    if ( &validdotmask ($cgiparams{'OVPN_SUBNET'}))  {
+                   $errormessage = 'Prefix not allowed for OpenVPN Subnet. Please enter Subnet Mask e.g. 255.255.255.0';
+                                   goto VPNCONF_ERROR;
+               } 
+    
+    if ( &validdotmask ($cgiparams{'REMOTE_SUBNET'}))  {
+                   $errormessage = 'Prefix not allowed for Remote Subnet. Please enter Subnet Mask e.g. 255.255.255.0';
+                                   goto VPNCONF_ERROR;
+               } 
+}
+
 #      if (($cgiparams{'TYPE'} eq 'net') && ($cgiparams{'SIDE'} !~ /^(left|right)$/)) {
 #          $errormessage = $Lang::tr{'ipfire side is invalid'};
 #          goto VPNCONF_ERROR;
@@ -2226,6 +2969,12 @@ END
        }
        $confighash{$key}[8] = $cgiparams{'LOCAL_SUBNET'};
        $confighash{$key}[10] = $cgiparams{'REMOTE'};
+  $confighash{$key}[23] = $cgiparams{'MSSFIX'};
+  if ($cgiparams{'FRAGMENT'} eq '') {
+  $confighash{$key}[24] = '1300';
+  } else {
+  $confighash{$key}[24] = $cgiparams{'FRAGMENT'};
+  }
        $confighash{$key}[25] = $cgiparams{'REMARK'};
        $confighash{$key}[26] = $cgiparams{'INTERFACE'};
 # new fields   
@@ -2277,6 +3026,11 @@ END
     $selected{'SIDE'}{'server'} = '';
     $selected{'SIDE'}{'client'} = '';
     $selected{'SIDE'}{$cgiparams{'SIDE'}} = 'SELECTED';
+    
+    $selected{'PROTOCOL'}{'udp'} = '';
+    $selected{'PROTOCOL'}{'tcp'} = '';
+    $selected{'PROTOCOL'}{$cgiparams{'PROTOCOL'}} = 'SELECTED';
+
 
     $checked{'AUTH'}{'psk'} = '';
     $checked{'AUTH'}{'certreq'} = '';
@@ -2290,6 +3044,10 @@ END
     $checked{'COMPLZO'}{'on'} = '';
     $checked{'COMPLZO'}{$cgiparams{'COMPLZO'}} = 'CHECKED';
 
+    $checked{'MSSFIX'}{'off'} = '';
+    $checked{'MSSFIX'}{'on'} = '';
+    $checked{'MSSFIX'}{$cgiparams{'MSSFIX'}} = 'CHECKED';
+
 
     if (1) {
        &Header::showhttpheaders();
@@ -2355,29 +3113,40 @@ END
                    <td><input type='TEXT' name='LOCAL_SUBNET' value='$cgiparams{'LOCAL_SUBNET'}' /></td>
                    <td class='boldbase' nowrap='nowrap'>$Lang::tr{'remote subnet'}</td>
                    <td><input type='text' name='REMOTE_SUBNET' value='$cgiparams{'REMOTE_SUBNET'}' /></td></tr>
-ttt
                <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'ovpn subnet'}</td>
                    <td><input type='TEXT' name='OVPN_SUBNET' value='$cgiparams{'OVPN_SUBNET'}' /></td></tr>
                <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'protocol'}</td>
-                   <td><select name='PROTOCOL'><option value='udp' $selected{'PROTOCOL'}{'udp'}>UDP</option>
-                                               <option value='tcp' $selected{'PROTOCOL'}{'tcp'}>TCP</option></select></td>
-                   <td class='boldbase'>$Lang::tr{'destination port'}:</td>
+                
+     <td><select name='PROTOCOL'><option value='udp' $selected{'PROTOCOL'}{'udp'}>UDP</option>
+                                               <option value='tcp' $selected{'PROTOCOL'}{'tcp'}>TCP</option></select></td>   
+                   
+        <td class='boldbase'>$Lang::tr{'destination port'}:</td>
                    <td><input type='TEXT' name='DEST_PORT' value='$cgiparams{'DEST_PORT'}' size='5' /></td></tr>
-               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'comp-lzo'}</td>
+               <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'comp-lzo'} &nbsp;<img src='/blob.gif'</td>
                    <td><input type='checkbox' name='COMPLZO' $checked{'COMPLZO'}{'on'} /></td>
+                   
+                     <tr><td class='boldbase' nowrap='nowrap'>mssfix &nbsp;<img src='/blob.gif' /></td>
+                   <td><input type='checkbox' name='MSSFIX' $checked{'MSSFIX'}{'on'} /></td>
+                   
+                     <tr><td class='boldbase' nowrap='nowrap'>Fragment &nbsp;<img src='/blob.gif' /></td>
+                   <td><input type='TEXT' name='FRAGMENT' VALUE='$cgiparams{'FRAGMENT'}'size='5' /></td>
+                   <td>Default: <span class="base">1300</span></td>
+                   
                <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'MTU'}&nbsp;<img src='/blob.gif' /></td>
                    <td> <input type='TEXT' name='MTU' VALUE='$cgiparams{'MTU'}'size='5' /></TD>
-                                   
 
 END
            ;
        }
+
        print "<tr><td class='boldbase'>$Lang::tr{'remark title'}&nbsp;<img src='/blob.gif' /></td>";
        print "<td colspan='3'><input type='text' name='REMARK' value='$cgiparams{'REMARK'}' size='55' maxlength='50' /></td></tr>";
        
-#      if ($cgiparams{'TYPE'} eq 'net') {
-           print "<tr><td>$Lang::tr{'enabled'} <input type='checkbox' name='ENABLED' $checked{'ENABLED'}{'on'} /></td>\n";
-       
+       if ($cgiparams{'TYPE'} eq 'host') {
+
+      print "<tr><td>$Lang::tr{'enabled'} <input type='checkbox' name='ENABLED' $checked{'ENABLED'}{'on'} /></td>\n";
+         }     
+
 #          if ($cgiparams{'KEY'}) {
 #              print "<td colspan='3'>&nbsp;</td></tr></table>";
 #          } else {
@@ -2408,41 +3177,54 @@ END
            if ( ! -f "${General::swroot}/ovpn/ca/cakey.pem" ) { $cakeydisabled = "disabled='disabled'" } else { $cakeydisabled = "" };
            if ( ! -f "${General::swroot}/ovpn/ca/cacert.pem" ) { $cacrtdisabled = "disabled='disabled'" } else { $cacrtdisabled = "" };
            &Header::openbox('100%', 'LEFT', $Lang::tr{'authentication'});
-           print <<END
+ if ($cgiparams{'TYPE'} eq 'host') {
+
+print <<END
            <table width='100%' cellpadding='0' cellspacing='5' border='0'>
            <tr><td colspan='3' bgcolor='#000000'><img src='/images/null.gif' width='1' height='1' border='0' /></td></tr>
-           <tr><td><input type='radio' name='AUTH' value='certreq' $checked{'AUTH'}{'certreq'} $cakeydisabled /></td>
-               <td class='base'>$Lang::tr{'upload a certificate request'}</td>
-               <td class='base' rowspan='2'><input type='file' name='FH' size='30' $cacrtdisabled></td></tr>
-           <tr><td><input type='radio' name='AUTH' value='certfile' $checked{'AUTH'}{'certfile'} $cacrtdisabled /></td>
-               <td class='base'>$Lang::tr{'upload a certificate'}</td></tr>
+           <tr><td><input type='radio' name='AUTH' value='certreq' $checked{'AUTH'}{'certreq'} $cakeydisabled /></td><td class='base'>$Lang::tr{'upload a certificate request'}</td><td class='base' rowspan='2'><input type='file' name='FH' size='30' $cacrtdisabled></td></tr>
+           <tr><td><input type='radio' name='AUTH' value='certfile' $checked{'AUTH'}{'certfile'} $cacrtdisabled /></td><td class='base'>$Lang::tr{'upload a certificate'}</td></tr>
            <tr><td colspan='3' bgcolor='#000000'><img src='/images/null.gif' width='1' height='1' BORDER='0' /></td></tr>
-           <tr><td><input type='radio' name='AUTH' value='certgen' $checked{'AUTH'}{'certgen'} $cakeydisabled /></td>
-               <td class='base'>$Lang::tr{'generate a certificate'}</td><td>&nbsp;</td></tr>
-           <tr><td>&nbsp;</td>
-               <td class='base'>$Lang::tr{'users fullname or system hostname'}:</td>
-               <td class='base' nowrap='nowrap'><input type='text' name='CERT_NAME' value='$cgiparams{'CERT_NAME'}' SIZE='32' $cakeydisabled /></td></tr>
-           <tr><td>&nbsp;</td>
-               <td class='base'>$Lang::tr{'users email'}:&nbsp;<img src='/blob.gif' /></td>
-               <td class='base' nowrap='nowrap'><input type='text' name='CERT_EMAIL' value='$cgiparams{'CERT_EMAIL'}' SIZE='32' $cakeydisabled /></td></tr>
-           <tr><td>&nbsp;</td>
-               <td class='base'>$Lang::tr{'users department'}:&nbsp;<img src='/blob.gif' /></td>
-               <td class='base' nowrap='nowrap'><input type='text' name='CERT_OU' value='$cgiparams{'CERT_OU'}' SIZE='32' $cakeydisabled /></td></tr>
-           <tr><td>&nbsp;</td>
-               <td class='base'>$Lang::tr{'organization name'}:&nbsp;<img src='/blob.gif' /></td>
-               <td class='base' nowrap='nowrap'><input type='text' name='CERT_ORGANIZATION' value='$cgiparams{'CERT_ORGANIZATION'}' SIZE='32' $cakeydisabled /></td></tr>
-           <tr><td>&nbsp;</td>
-               <td class='base'>$Lang::tr{'city'}:&nbsp;<img src='/blob.gif'></td>
-               <td class='base' nowrap='nowrap'><input type='text' name='CERT_CITY' value='$cgiparams{'CERT_CITY'}' SIZE='32' $cakeydisabled /></td></tr>
-           <tr><td>&nbsp;</td>
-               <td class='base'>$Lang::tr{'state or province'}:&nbsp;<img src='/blob.gif' /></td>
-               <td class='base' nowrap='nowrap'><input type='text' name='CERT_STATE' value='$cgiparams{'CERT_STATE'}' SIZE='32' $cakeydisabled /></td></tr>
-           <tr><td>&nbsp;</td>
-               <td class='base'>$Lang::tr{'country'}:</td>
-               <td class='base'><select name='CERT_COUNTRY' $cakeydisabled>
+           <tr><td><input type='radio' name='AUTH' value='certgen' $checked{'AUTH'}{'certgen'} $cakeydisabled /></td><td class='base'>$Lang::tr{'generate a certificate'}</td><td>&nbsp;</td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users fullname or system hostname'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_NAME' value='$cgiparams{'CERT_NAME'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users email'}:&nbsp;<img src='/blob.gif' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_EMAIL' value='$cgiparams{'CERT_EMAIL'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users department'}:&nbsp;<img src='/blob.gif' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_OU' value='$cgiparams{'CERT_OU'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'organization name'}:&nbsp;<img src='/blob.gif' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_ORGANIZATION' value='$cgiparams{'CERT_ORGANIZATION'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'city'}:&nbsp;<img src='/blob.gif'></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_CITY' value='$cgiparams{'CERT_CITY'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'state or province'}:&nbsp;<img src='/blob.gif' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_STATE' value='$cgiparams{'CERT_STATE'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'country'}:</td><td class='base'><select name='CERT_COUNTRY' $cakeydisabled>
 END
+;
+
+###
+# m.a.d net2net
+###
+
+} else {
+
+print <<END
+           <table width='100%' cellpadding='0' cellspacing='5' border='0'>
+      
+           <tr><td><input type='radio' name='AUTH' value='certgen' $checked{'AUTH'}{'certgen'} $cakeydisabled /></td><td class='base'>$Lang::tr{'generate a certificate'}</td><td>&nbsp;</td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users fullname or system hostname'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_NAME' value='$cgiparams{'CERT_NAME'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users email'}:&nbsp;<img src='/blob.gif' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_EMAIL' value='$cgiparams{'CERT_EMAIL'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users department'}:&nbsp;<img src='/blob.gif' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_OU' value='$cgiparams{'CERT_OU'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'organization name'}:&nbsp;<img src='/blob.gif' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_ORGANIZATION' value='$cgiparams{'CERT_ORGANIZATION'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'city'}:&nbsp;<img src='/blob.gif'></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_CITY' value='$cgiparams{'CERT_CITY'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'state or province'}:&nbsp;<img src='/blob.gif' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_STATE' value='$cgiparams{'CERT_STATE'}' SIZE='32' $cakeydisabled /></td></tr>
+           <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'country'}:</td><td class='base'><select name='CERT_COUNTRY' $cakeydisabled>
+
+END
+;
+
+}
+
+###
+# m.a.d net2net
+###
 
-           ;
            foreach my $country (sort keys %{Countries::countries}) {
                print "<option value='$Countries::countries{$country}'";
                if ( $Countries::countries{$country} eq $cgiparams{'CERT_COUNTRY'} ) {
@@ -2450,15 +3232,36 @@ END
                }
                print ">$country</option>";
            }
+###
+# m.a.d net2net
+###
+
+if ($cgiparams{'TYPE'} eq 'host') {
            print <<END
            </select></td></tr>
-           <tr><td>&nbsp;</td>
+
+       <td class='base'>$Lang::tr{'valid till'} (days):</td>
+       <td class='base' nowrap='nowrap'><input type='text' name='DAYS_VALID' value='$cgiparams{'DAYS_VALID'}' size='32' $cakeydisabled /></td></tr>
+   <tr><td>&nbsp;</td>
                <td class='base'>$Lang::tr{'pkcs12 file password'}:</td>
                <td class='base' nowrap='nowrap'><input type='password' name='CERT_PASS1' value='$cgiparams{'CERT_PASS1'}' size='32' $cakeydisabled /></td></tr>
            <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'pkcs12 file password'}:<BR>($Lang::tr{'confirmation'})</td>
                <td class='base' nowrap='nowrap'><input type='password' name='CERT_PASS2' value='$cgiparams{'CERT_PASS2'}' size='32' $cakeydisabled /></td></tr>
-           </table>
+     </table>
 END
+}else{
+           print <<END
+           </select></td></tr>
+   <tr><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td></tr>
+        <tr><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td></tr>
+       </table>
+END
+}
+
+###
+# m.a.d net2net
+###
            ;
            &Header::closebox();
        }
@@ -2526,9 +3329,6 @@ END
     $checked{'ENABLED_ORANGE'}{'off'} = '';
     $checked{'ENABLED_ORANGE'}{'on'} = '';
     $checked{'ENABLED_ORANGE'}{$cgiparams{'ENABLED_ORANGE'}} = 'CHECKED';
-    
-
-#new settings
     $selected{'DDEVICE'}{'tun'} = '';
     $selected{'DDEVICE'}{'tap'} = '';
     $selected{'DDEVICE'}{$cgiparams{'DDEVICE'}} = 'SELECTED';
@@ -2553,7 +3353,10 @@ END
     $checked{'DCOMPLZO'}{'off'} = '';
     $checked{'DCOMPLZO'}{'on'} = '';
     $checked{'DCOMPLZO'}{$cgiparams{'DCOMPLZO'}} = 'CHECKED';
-
+# m.a.d
+    $checked{'MSSFIX'}{'off'} = '';
+    $checked{'MSSFIX'}{'on'} = '';
+    $checked{'MSSFIX'}{$cgiparams{'MSSFIX'}} = 'CHECKED';
 #new settings
     &Header::showhttpheaders();
     &Header::openpage($Lang::tr{'status ovpn'}, 1, '');
@@ -2602,7 +3405,8 @@ END
        <td class='boldbase' nowrap='nowrap' colspan='2'>$Lang::tr{'ovpn subnet'}<br /><input type='TEXT' name='DOVPN_SUBNET' value='$cgiparams{'DOVPN_SUBNET'}' size='30' /></td></tr>
     <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'ovpn device'}</td>
         <td><select name='DDEVICE' ><option value='tun' $selected{'DDEVICE'}{'tun'}>TUN</option>
-                                           <option value='tap' $selected{'DDEVICE'}{'tap'}>TAP</option></select></td>                              
+                                       <!-- this is still not working
+                                           <option value='tap' $selected{'DDEVICE'}{'tap'}>TAP</option></select>--> </td>                                  
     <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'protocol'}</td>
         <td><select name='DPROTOCOL'><option value='udp' $selected{'DPROTOCOL'}{'udp'}>UDP</option>
                                            <option value='tcp' $selected{'DPROTOCOL'}{'tcp'}>TCP</option></select></td>                                    
@@ -2678,7 +3482,7 @@ EOF
            <input type='image' name='$Lang::tr{'edit'}' src='/images/info.gif' alt='$Lang::tr{'show root certificate'}' title='$Lang::tr{'show root certificate'}' width='20' height='20' border='0' />
        </td></form>
        <form method='post' name='frmrootcrtb'><td width='3%' align='center'>
-           <input type='image' name='$Lang::tr{'download root certificate'}' src='/images/floppy.gif' alt='$Lang::tr{'download root certificate'}' title='$Lang::tr{'download root certificate'}' border='0' />
+           <input type='image' name='$Lang::tr{'download root certificate'}' src='/images/media-floppy.png' alt='$Lang::tr{'download root certificate'}' title='$Lang::tr{'download root certificate'}' border='0' />
            <input type='hidden' name='ACTION' value='$Lang::tr{'download root certificate'}' />
        </td></form>
        <td width='4%'>&nbsp;</td></tr>
@@ -2711,7 +3515,7 @@ END
            <input type='image' name='$Lang::tr{'show host certificate'}' src='/images/info.gif' alt='$Lang::tr{'show host certificate'}' title='$Lang::tr{'show host certificate'}' width='20' height='20' border='0' />
        </td></form>
        <form method='post' name='frmhostcrtb'><td width='3%' align='center'>
-           <input type='image' name='$Lang::tr{'download host certificate'}' src='/images/floppy.gif' alt='$Lang::tr{'download host certificate'}' title='$Lang::tr{'download host certificate'}' border='0' />
+           <input type='image' name='$Lang::tr{'download host certificate'}' src='/images/media-floppy.png' alt='$Lang::tr{'download host certificate'}' title='$Lang::tr{'download host certificate'}' border='0' />
            <input type='hidden' name='ACTION' value='$Lang::tr{'download host certificate'}' />
        </td></form>
        <td width='4%'>&nbsp;</td></tr>
@@ -2750,7 +3554,7 @@ END
                <input type='hidden' name='KEY' value='$key' />
            </td></form>
            <form method='post' name='cafrm${key}b'><td align='center'>
-               <input type='image' name='$Lang::tr{'download ca certificate'}' src='/images/floppy.gif' alt='$Lang::tr{'download ca certificate'}' title='$Lang::tr{'download ca certificate'}' border='0' />
+               <input type='image' name='$Lang::tr{'download ca certificate'}' src='/images/media-floppy.png' alt='$Lang::tr{'download ca certificate'}' title='$Lang::tr{'download ca certificate'}' border='0' />
                <input type='hidden' name='ACTION' value='$Lang::tr{'download ca certificate'}' />
                <input type='hidden' name='KEY' value='$key' />
            </td></form>
@@ -2774,7 +3578,7 @@ END
        <td class='boldbase'>&nbsp; <b>$Lang::tr{'legend'}:</b></td>
        <td>&nbsp; &nbsp; <img src='/images/info.gif' alt='$Lang::tr{'show certificate'}' /></td>
        <td class='base'>$Lang::tr{'show certificate'}</td>
-       <td>&nbsp; &nbsp; <img src='/images/floppy.gif' alt='$Lang::tr{'download certificate'}' /></td>
+       <td>&nbsp; &nbsp; <img src='/images/media-floppy.png' alt='$Lang::tr{'download certificate'}' /></td>
        <td class='base'>$Lang::tr{'download certificate'}</td>
     </tr>
     </table>
@@ -2799,8 +3603,15 @@ END
        print "<div align='center'><form method='post'><input type='submit' name='ACTION' value='$Lang::tr{'reset'}' /></div></form>\n";
     }      
     if ( -f "${General::swroot}/ovpn/ca/cacert.pem" ) {
+
+###
+# m.a.d net2net
+###
+
     &Header::openbox('100%', 'LEFT', $Lang::tr{'Client status and controlc' });
     print <<END
+
+
     <table width='100%' border='0' cellspacing='1' cellpadding='0'>
 <tr>
     <td width='10%' class='boldbase' align='center'><b>$Lang::tr{'name'}</b></td>
@@ -2835,13 +3646,20 @@ END
        $cavalid    = $1;
        print "<td align='center'>$cavalid</td>";
        print "<td align='center'>$confighash{$key}[25]</td>";
+
        my $active = "<table cellpadding='2' cellspacing='0' bgcolor='${Header::colourred}' width='100%'><tr><td align='center'><b><font color='#FFFFFF'>$Lang::tr{'capsclosed'}</font></b></td></tr></table>";
+
        if ($confighash{$key}[0] eq 'off') {
            $active = "<table cellpadding='2' cellspacing='0' bgcolor='${Header::colourblue}' width='100%'><tr><td align='center'><b><font color='#FFFFFF'>$Lang::tr{'capsclosed'}</font></b></td></tr></table>";
        } else {
-           my $cn;
+
+###
+# m.a.d net2net
+###
+
+               my $cn;
            my @match = ();     
-           foreach my $line (@status) {
+         foreach my $line (@status) {
                chomp($line);
                if ( $line =~ /^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/) {
                    @match = split(m/^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/, $line);
@@ -2852,9 +3670,32 @@ END
                    if ($cn eq "$confighash{$key}[2]") {
                        $active = "<table cellpadding='2' cellspacing='0' bgcolor='${Header::colourgreen}' width='100%'><tr><td align='center'><b><font color='#FFFFFF'>$Lang::tr{'capsopen'}</font></b></td></tr></table>";
                    }
-               }    
-           }
+
+     if ($confighash{$cgiparams{'KEY'}}[3] eq 'net') {
+  
+       my @tempovpnsubnet = split("\/",$confighash{$key}[27]);
+                        my @ovpnip = split /\./,$tempovpnsubnet[0];
+                        my $pingip = "";
+                        
+               if ($confighash{$key}[6] eq 'server') {
+                                               $pingip = "$ovpnip[0].$ovpnip[1].$ovpnip[2].2";
+                                       } else {
+                                               $pingip = "$ovpnip[0].$ovpnip[1].$ovpnip[2].1";
+                                       }
+                               
+         my $p = Net::Ping->new("udp",1);
+                               
+         if ($p->ping($pingip)) {
+                          $active = "<table cellpadding='2' cellspacing='0' bgcolor='${Header::colourgreen}' width='100%'><tr><td align='center'><b><font color='#FFFFFF'>$Lang::tr{'capsopen'}</font></b></td></tr></table>";
+                          }    
+                          $p->close(); 
+      
+       }       
        }
+}
+}
+
+
        my $disable_clientdl = "disabled='disabled'";
        if (( $cgiparams{'ENABLED'} eq 'on') || 
            ( $cgiparams{'ENABLED_BLUE'} eq 'on') ||
@@ -2885,7 +3726,7 @@ END
        if ($confighash{$key}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$key}[1].p12") { 
            print <<END
            <form method='post' name='frm${key}c'><td align='center'>
-               <input type='image' name='$Lang::tr{'download pkcs12 file'}' src='/images/floppy.gif' alt='$Lang::tr{'download pkcs12 file'}' title='$Lang::tr{'download pkcs12 file'}' border='0' />
+               <input type='image' name='$Lang::tr{'download pkcs12 file'}' src='/images/media-floppy.png' alt='$Lang::tr{'download pkcs12 file'}' title='$Lang::tr{'download pkcs12 file'}' border='0' />
                <input type='hidden' name='ACTION' value='$Lang::tr{'download pkcs12 file'}' />
                <input type='hidden' name='KEY' value='$key' />
            </td></form>
@@ -2893,7 +3734,7 @@ END
        ; } elsif ($confighash{$key}[4] eq 'cert') {
            print <<END
            <form method='post' name='frm${key}c'><td align='center'>
-               <input type='image' name='$Lang::tr{'download certificate'}' src='/images/floppy.gif' alt='$Lang::tr{'download certificate'}' title='$Lang::tr{'download certificate'}' border='0' />
+               <input type='image' name='$Lang::tr{'download certificate'}' src='/images/media-floppy.png' alt='$Lang::tr{'download certificate'}' title='$Lang::tr{'download certificate'}' border='0' />
                <input type='hidden' name='ACTION' value='$Lang::tr{'download certificate'}' />
                <input type='hidden' name='KEY' value='$key' />
            </td></form>
@@ -2944,9 +3785,9 @@ END
        <td>&nbsp; </td>
        <td>&nbsp; <img src='/images/off.gif' alt='?OFF' /></td>
        <td class='base'>$Lang::tr{'click to enable'}</td>
-       <td>&nbsp; &nbsp; <img src='/images/floppy.gif' alt='?FLOPPY' /></td>
+       <td> <img src='/images/media-floppy.png' alt='?FLOPPY' /></td>
        <td class='base'>$Lang::tr{'download certificate'}</td>
-       <td>&nbsp; &nbsp; <img src='/images/openvpn.png' alt='?RELOAD'/></td>
+       <td> <img src='/images/openvpn.png' alt='?RELOAD'/></td>
        <td class='base'>$Lang::tr{'dl client arch'}</td>
     </tr>
     </table>
@@ -2966,3 +3807,6 @@ END
     &Header::closebox();
 }
 &Header::closepage();
+
+
+