Project

General

Profile

Download (22.1 KB) Statistics
| Branch: | Tag: | Revision:
1
<?php
2
/* $Id$ */
3
/*
4
    firewall_nat_out.php
5
    Copyright (C) 2004 Scott Ullrich
6
    All rights reserved.
7

    
8
    originally part of m0n0wall (http://m0n0.ch/wall)
9
    Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
10
    All rights reserved.
11

    
12
    Redistribution and use in source and binary forms, with or without
13
    modification, are permitted provided that the following conditions are met:
14

    
15
    1. Redistributions of source code must retain the above copyright notice,
16
       this list of conditions and the following disclaimer.
17

    
18
    2. Redistributions in binary form must reproduce the above copyright
19
       notice, this list of conditions and the following disclaimer in the
20
       documentation and/or other materials provided with the distribution.
21

    
22
    THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
23
    INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
24
    AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25
    AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
26
    OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27
    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28
    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29
    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30
    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31
    POSSIBILITY OF SUCH DAMAGE.
32
*/
33
/*
34
	pfSense_MODULE:	nat
35
*/
36

    
37
##|+PRIV
38
##|*IDENT=page-firewall-nat-outbound
39
##|*NAME=Firewall: NAT: Outbound page
40
##|*DESCR=Allow access to the 'Firewall: NAT: Outbound' page.
41
##|*MATCH=firewall_nat_out.php*
42
##|-PRIV
43

    
44
require("guiconfig.inc");
45
require_once("functions.inc");
46
require_once("filter.inc");
47
require_once("shaper.inc");
48

    
49
if (!is_array($config['nat']['advancedoutbound']))
50
	$config['nat']['advancedoutbound'] = array();
51

    
52
if (!is_array($config['nat']['advancedoutbound']['rule']))
53
	$config['nat']['advancedoutbound']['rule'] = array();
54

    
55
$a_out = &$config['nat']['advancedoutbound']['rule'];
56

    
57
if ($_POST['apply']) {
58
	write_config();
59

    
60
	$retval = 0;
61
	$retval |= filter_configure();
62

    
63
	if(stristr($retval, "error") <> true)
64
	        $savemsg = get_std_save_message($retval);
65
	else
66
		$savemsg = $retval;
67

    
68
	if ($retval == 0) {
69
		clear_subsystem_dirty('natconf');
70
		clear_subsystem_dirty('filter');
71
        }
72
}
73

    
74

    
75

    
76
if (isset($_POST['save']) && $_POST['save'] == "Save") {
77
	/* mutually exclusive settings - if user wants advanced NAT, we don't generate automatic rules */
78
	switch ($_POST['advancedoripsec']) {
79
	case "ipsecpassthru":
80
               	$config['nat']['ipsecpassthru']['enable'] = true;
81
               	unset($config['nat']['advancedoutbound']['enable']);
82
		break;
83
	case "advancedoutboundnat":
84
        	if (!isset($config['nat']['advancedoutbound']['enable'])) {
85
			$config['nat']['advancedoutbound']['enable'] = true;
86
			// if there are already AON rules configured, don't generate default ones
87
			if(!empty($a_out))
88
				continue;
89
			/*
90
			 *    user has enabled advanced outbound NAT and doesn't have rules
91
			 *    lets automatically create entries
92
			 *    for all of the interfaces to make life easier on the pip-o-chap
93
			 */
94
			$ifdescrs = get_configured_interface_with_descr();
95
				
96
			foreach($ifdescrs as $if => $ifdesc) {
97
				if (interface_has_gateway($if))
98
					continue;
99
				$osipaddr = get_interface_ip($if);
100
				$ossubnet = get_interface_subnet($if);
101
				if (!is_ipaddr($osipaddr) || empty($ossubnet))
102
					continue;
103
				$osn = gen_subnet($osipaddr, $ossubnet);
104
				foreach ($ifdescrs as $if2 => $ifdesc2) {
105
					if (!interface_has_gateway($if2))
106
						continue;
107

    
108
					$natent = array();
109
					$natent['source']['network'] = "{$osn}/{$ossubnet}";
110
					$natent['dstport'] = "500";
111
					$natent['descr'] = sprintf(gettext('Auto created rule for ISAKMP - %1$s to %2$s'),$ifdesc,$ifdesc2);
112
					$natent['target'] = "";
113
					$natent['interface'] = $if2;
114
					$natent['destination']['any'] = true;
115
					$natent['staticnatport'] = true;
116
					$a_out[] = $natent;
117
					
118
					$natent = array();
119
                                        $natent['source']['network'] = "{$osn}/{$ossubnet}";
120
                                        $natent['sourceport'] = "";
121
                                        $natent['descr'] = sprintf(gettext('Auto created rule for %1$s to %2$s'),$ifdesc,$ifdesc2);
122
                                        $natent['target'] = "";
123
                                        $natent['interface'] = $if2;
124
                                        $natent['destination']['any'] = true;
125
                                        $natent['natport'] = "";
126
                                        $a_out[] = $natent;
127
					
128
                                        $natent = array();
129
                                        $natent['source']['network'] = "127.0.0.0/8";
130
                                        $natent['dstport'] = "";
131
                                        $natent['descr'] = sprintf(gettext('Auto created rule for localhost to %1$s'),$ifdesc2);
132
                                        $natent['target'] = "";
133
                                        $natent['interface'] = $if2;
134
                                        $natent['destination']['any'] = true;
135
                                        $natent['staticnatport'] = false;
136
                                        $natent['natport'] = "1024:65535";
137
                                        $a_out[] = $natent;
138

    
139
					/* PPTP subnet */
140
					if (($config['pptpd']['mode'] == "server") && is_private_ip($config['pptpd']['remoteip'])) {
141
						$pptp_subnets = ip_range_to_subnet_array($config['pptpd']['remoteip'], long2ip32(ip2long($config['pptpd']['remoteip'])+$config['pptpd']['n_pptp_units']));
142
						foreach ($pptp_subnets as $pptpsn) {
143
							$natent = array();
144
							$natent['source']['network'] = $pptpsn;
145
							$natent['sourceport'] = "";
146
							$natent['descr'] = gettext("Auto created rule for PPTP server");
147
							$natent['target'] = "";
148
							$natent['interface'] = $if2;
149
							$natent['destination']['any'] = true;
150
							$natent['natport'] = "";
151
							$a_out[] = $natent;
152
						}
153
					}
154
					/* PPPoE subnet */
155
					if (is_pppoe_server_enabled() && have_ruleint_access("pppoe")) {
156
						foreach ($config['pppoes']['pppoe'] as $pppoes) {
157
							if (($pppoes['mode'] == "server") && is_ipaddr($pppoes['localip'])) {
158
								if($pppoes['pppoe_subnet'] <> "")
159
									$ossubnet = $pppoes['pppoe_subnet'];
160
								else
161
									$ossubnet = "32";
162
								$osn = gen_subnet($pppoes['localip'], $ossubnet);
163
								$natent = array();
164
								$natent['source']['network'] = "{$osn}/{$ossubnet}";
165
								$natent['sourceport'] = "";
166
								$natent['descr'] = gettext("Auto created rule for PPPoE server");
167
								$natent['target'] = "";
168
								$natent['interface'] = $if2;
169
								$natent['destination']['any'] = true;
170
								$natent['natport'] = "";
171
								$a_out[] = $natent;
172
							}
173
						}
174
					}
175
					/* L2TP subnet */
176
					if($config['l2tp']['mode'] == "server") {
177
						if (is_ipaddr($config['l2tp']['localip'])) {
178
							if($config['l2tp']['l2tp_subnet'] <> "")
179
								$ossubnet = $config['l2tp']['l2tp_subnet'];
180
							else
181
								$ossubnet = "32";
182
							$osn = gen_subnet($config['l2tp']['localip'], $ossubnet);
183
							$natent = array();
184
							$natent['source']['network'] = "{$osn}/{$ossubnet}";
185
							$natent['sourceport'] = "";
186
							$natent['descr'] = gettext("Auto created rule for L2TP server");
187
							$natent['target'] = "";
188
							$natent['interface'] = $if2;
189
							$natent['destination']['any'] = true;
190
							$natent['natport'] = "";
191
							$a_out[] = $natent;
192
						}
193
					}
194
					/* add openvpn interfaces */
195
					if($config['openvpn']['openvpn-server']) {
196
						foreach ($config['openvpn']['openvpn-server'] as $ovpnsrv) {
197
							$natent = array();
198
							$natent['source']['network'] = $ovpnsrv['tunnel_network'];
199
							$natent['sourceport'] = "";
200
							$natent['descr'] = gettext("Auto created rule for OpenVPN server");
201
							$natent['target'] = "";
202
							$natent['interface'] = $if2;
203
							$natent['destination']['any'] = true;
204
							$natent['natport'] = "";
205
							$a_out[] = $natent;
206
						}
207
					}
208
				}	
209
			}
210

    
211
			$savemsg = gettext("Default rules for each interface have been created.");
212
		}
213
		break;
214
	}
215
        write_config();
216
	mark_subsystem_dirty('natconf');
217
        header("Location: firewall_nat_out.php");
218
        exit;
219
}
220

    
221
if (isset($_POST['del_x'])) {
222
        /* delete selected rules */
223
        if (is_array($_POST['rule']) && count($_POST['rule'])) {
224
                foreach ($_POST['rule'] as $rulei) {
225
                        unset($a_out[$rulei]);
226
                }
227
                write_config();
228
		mark_subsystem_dirty('natconf');
229
                header("Location: firewall_nat_out.php");
230
                exit;
231
        }
232

    
233
} else {
234
        /* yuck - IE won't send value attributes for image buttons, while Mozilla does - so we use .x/.y to find move button clicks instead... */
235
        unset($movebtn);
236
        foreach ($_POST as $pn => $pd) {
237
                if (preg_match("/move_(\d+)_x/", $pn, $matches)) {
238
                        $movebtn = $matches[1];
239
                        break;
240
                }
241
        }
242
        /* move selected rules before this rule */
243
        if (isset($movebtn) && is_array($_POST['rule']) && count($_POST['rule'])) {
244
                $a_out_new = array();
245

    
246
                /* copy all rules < $movebtn and not selected */
247
                for ($i = 0; $i < $movebtn; $i++) {
248
                        if (!in_array($i, $_POST['rule']))
249
                                $a_out_new[] = $a_out[$i];
250
                }
251

    
252
                /* copy all selected rules */
253
                for ($i = 0; $i < count($a_out); $i++) {
254
                        if ($i == $movebtn)
255
                                continue;
256
                        if (in_array($i, $_POST['rule']))
257
                                $a_out_new[] = $a_out[$i];
258
                }
259

    
260
                /* copy $movebtn rule */
261
                if ($movebtn < count($a_out))
262
                        $a_out_new[] = $a_out[$movebtn];
263

    
264
                /* copy all rules > $movebtn and not selected */
265
                for ($i = $movebtn+1; $i < count($a_out); $i++) {
266
                        if (!in_array($i, $_POST['rule']))
267
                                $a_out_new[] = $a_out[$i];
268
                }
269
                if (count($a_out_new) > 0)
270
			$a_out = $a_out_new;
271
		else
272
			unset($config['nat']['advancedoutbound']);
273

    
274
                write_config();
275
		mark_subsystem_dirty('natconf');
276
                header("Location: firewall_nat_out.php");
277
                exit;
278
        }
279
}
280

    
281

    
282
$pgtitle = array(gettext("Firewall"),gettext("NAT"),gettext("Outbound"));
283
include("head.inc");
284

    
285
?>
286
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
287
<?php include("fbegin.inc"); ?>
288
<form action="firewall_nat_out.php" method="post" name="iform">
289
<script type="text/javascript" language="javascript" src="/javascript/row_toggle.js">
290
</script>
291
<?php if ($savemsg) print_info_box($savemsg); ?>
292
<?php if (is_subsystem_dirty('natconf')): ?><p>
293
<?php print_info_box_np(gettext("The NAT configuration has been changed.")."<br>".gettext("You must apply the changes in order for them to take effect."));?><br>
294
<?php endif; ?>
295
<table width="100%" border="0" cellpadding="0" cellspacing="0">  <tr><td>
296
<?php
297
	$tab_array = array();
298
	$tab_array[] = array(gettext("Port Forward"), false, "firewall_nat.php");
299
	$tab_array[] = array(gettext("1:1"), false, "firewall_nat_1to1.php");
300
	$tab_array[] = array(gettext("Outbound"), true, "firewall_nat_out.php");
301
	display_top_tabs($tab_array);
302
?>
303
  </td></tr>
304
  <tr>
305
    <td>
306
	<div id="mainarea">
307
              <table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0">
308
				<tr><td align="right"><b><?=gettext("Mode:"); ?></b></td>
309
                  <td>
310
                      &nbsp;&nbsp;<input name="advancedoripsec" type="radio" id="ipsecpassthru" value="ipsecpassthru" <?php if (isset($config['nat']['ipsecpassthru']['enable'])) echo "checked";?>>
311
                      <strong><?=gettext("Automatic outbound NAT rule generation"); ?><br/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<?=gettext("(IPsec passthrough included)");?></strong>
312
                  </td>
313

    
314
                  <td>
315
                      &nbsp;&nbsp;<input name="advancedoripsec" type="radio" id="advancedoutbound" value="advancedoutboundnat" <?php if (isset($config['nat']['advancedoutbound']['enable'])) echo "checked";?>>
316
                      <strong><?=gettext("Manual Outbound NAT rule generation") . "<br/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;" . gettext("(AON - Advanced Outbound NAT)");?></strong></td>
317
                  <td valign="middle" align="left">
318
					<input name="save" type="submit" class="formbtn" value="<?=gettext("Save");?>">
319
					&nbsp;<br/>&nbsp;
320
                  </td>
321
                </tr>
322
				<tr>
323
					<td colspan="5">
324
						&nbsp;
325
					</td>
326
				</tr>
327
				<tr>
328
					<td  class="vtable" colspan="5">
329
						&nbsp;
330
					</td>
331
				</tr>
332
              </table>
333
              <table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0">
334
				<tr><td colspan="5"><b>&nbsp;<?=gettext("Mappings:"); ?></b></td></tr>
335
				<tr><td>&nbsp;</td></tr>
336
                <tr id="frheader">
337
                  <td width="3%" class="list">&nbsp;</td>
338
                  <td width="3%" class="list">&nbsp;</td>
339
                  <td width="10%" class="listhdrr"><?=gettext("Interface");?></td>
340
                  <td width="15%" class="listhdrr"><?=gettext("Source");?></td>
341
                  <td width="10%" class="listhdrr"><?=gettext("Source Port");?></td>
342
                  <td width="15%" class="listhdrr"><?=gettext("Destination");?></td>
343
                  <td width="10%" class="listhdrr"><?=gettext("Destination Port");?></td>
344
                  <td width="15%" class="listhdrr"><?=gettext("NAT Address");?></td>
345
                  <td width="10%" class="listhdrr"><?=gettext("NAT Port");?></td>
346
		  <td width="10%" class="listhdrr"><?=gettext("Static Port");?></td>
347
                  <td width="25%" class="listhdr"><?=gettext("Description");?></td>
348
                  <td width="5%" class="list">
349
                    <table border="0" cellspacing="0" cellpadding="1">
350
                      <tr>
351
			<td width="17"></td>
352
                        <td><a href="firewall_nat_out_edit.php"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0" title="<?=gettext("add new mapping");?>"></a></td>
353
                      </tr>
354
                    </table>
355
		  </td>
356
                </tr>
357
              <?php $nnats = $i = 0; foreach ($a_out as $natent): ?>
358
                <tr valign="top" id="fr<?=$nnats;?>">
359
                  <td class="listt"><input type="checkbox" id="frc<?=$nnats;?>" name="rule[]" value="<?=$i;?>" onClick="fr_bgcolor('<?=$nnats;?>')" style="margin: 0; padding: 0; width: 15px; height: 15px;"></td>
360
                  <td class="listt" align="center"></td>
361
                  <td class="listlr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
362
                    <?php
363
					if (!$natent['interface'])
364
					  	echo htmlspecialchars(convert_friendly_interface_to_friendly_descr("wan"));
365
					else
366
						echo htmlspecialchars(convert_friendly_interface_to_friendly_descr($natent['interface']));
367
					?>
368
                                        &nbsp;
369
                  </td>
370
                  <td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
371
                    <?=$natent['source']['network'];?>
372
                  </td>
373
                  <td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
374
                    <?php
375
			echo ($natent['protocol']) ? $natent['protocol'] . '/' : "" ;
376
                      if (!$natent['sourceport'])
377
                          echo "*";
378
                      else
379
                          echo $natent['sourceport'];
380
                    ?>
381
                  </td>
382
                  <td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
383
                    <?php
384
                      if (isset($natent['destination']['any']))
385
                          echo "*";
386
                      else {
387
                          if (isset($natent['destination']['not']))
388
                              echo "!&nbsp;";
389
                          echo $natent['destination']['address'];
390
                      }
391
                    ?>
392
                  </td>
393
                  <td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
394
                    <?php
395
			echo ($natent['protocol']) ? $natent['protocol'] . '/' : "" ;
396
                      if (!$natent['dstport'])
397
                          echo "*";
398
                      else
399
                          echo $natent['dstport'];
400
                    ?>
401
                  </td>
402
                  <td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
403
                    <?php
404
                      if (!$natent['target'])
405
                          echo "*";
406
                      elseif ($natent['target'] == "other-subnet")
407
                          echo $natent['targetip'] . '/' . $natent['targetip_subnet'];
408
                      else
409
                          echo $natent['target'];
410
                    ?>
411
                  </td>
412
                  <td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
413
                    <?php
414
                      if (!$natent['natport'])
415
                          echo "*";
416
                      else
417
                          echo $natent['natport'];
418
                    ?>
419
                  </td>
420
                  <td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
421
                    <?php
422
			if(isset($natent['staticnatport']))
423
			    echo "<CENTER>" . gettext("YES") . "</CENTER>";
424
			else
425
			    echo "<CENTER>" . gettext("NO") . "</CENTER>";
426
                    ?>		    
427
                  </td>
428
                  <td class="listbg"  onClick="fr_toggle(<?=$nnats;?>)" ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$nnats;?>';">
429
                    <?=htmlspecialchars($natent['descr']);?>&nbsp;
430
                  </td>
431
                  <td class="list" valign="middle" nowrap>
432
                    <table border="0" cellspacing="0" cellpadding="1">
433
                      <tr>
434
                        <td><a href="firewall_nat_out_edit.php?id=<?=$i;?>"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_e.gif" width="17" height="17" border="0" title="<?=gettext("edit mapping");?>"></a></td>
435
                      </tr>
436
                      <tr>
437
                        <td><input onmouseover="fr_insline(<?=$nnats;?>, true)" onmouseout="fr_insline(<?=$nnats;?>, false)" name="move_<?=$i;?>" src="/themes/<?= $g['theme']; ?>/images/icons/icon_left.gif" title="<?=gettext("move selected rules before this rule");?>" height="17" type="image" width="17" border="0"></td>
438
                        <td><a href="firewall_nat_out_edit.php?dup=<?=$i;?>"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" title="<?=gettext("add a new nat based on this one");?>" width="17" height="17" border="0"></a></td>
439
                      </tr>
440
                    </table>
441
              <?php $i++; $nnats++; endforeach; ?>
442
                <tr>
443
                  <td class="list" colspan="11"></td>
444
                  <td class="list" valign="middle" nowrap>
445
                    <table border="0" cellspacing="0" cellpadding="1">
446
                      <tr>
447
                        <td><?php if ($nnats == 0): ?><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_left_d.gif" width="17" height="17" title="<?=gettext("move selected mappings to end");?>" border="0"><?php else: ?><input name="move_<?=$i;?>" type="image" src="/themes/<?= $g['theme']; ?>/images/icons/icon_left.gif" width="17" height="17" title="<?=gettext("move selected mappings to end");?>" border="0"><?php endif; ?></td>
448
                        <td><a href="firewall_nat_out_edit.php"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0" title="<?=gettext("add new mapping");?>"></a></td>
449
                      </tr>
450
                      <tr>
451
                        <td><?php if ($nnats == 0): ?><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_x_d.gif" width="17" height="17" title="<?=gettext("delete selected rules");?>" border="0"><?php else: ?><input name="del" type="image" src="/themes/<?= $g['theme']; ?>/images/icons/icon_x.gif" width="17" height="17" title="<?=gettext("delete selected mappings");?>" onclick="return confirm('<?=gettext("Do you really want to delete the selected mappings?");?>')"><?php endif; ?></td>
452
                      </tr>
453
                    </table></td>
454
                </tr>
455
                <tr>
456
                  <td colspan="12">
457
			<p><span class="vexpl"><span class="red"><strong><?=gettext("Note:"); ?><br>
458
			</strong></span>
459
			<?=gettext("With automatic outbound NAT enabled, a mapping is automatically created " .
460
			"for each interface's subnet (except WAN-type connections) and the rules " .
461
			"on this page are ignored.<br/><br/> " .
462
			"If manual outbound NAT is enabled, outbound NAT rules will not be " .
463
			"automatically generated and only the mappings you specify on this page " .
464
			"will be used. <br/><br/> " .
465
			"If a target address other than a WAN-type interface's IP address is used, " .
466
			"then depending on the way the WAN connection is setup, a "); ?>
467
			<a href="firewall_virtual_ip.php"><?=gettext("Virtual IP"); ?></a>
468
			<?= gettext(" may also be required.") ?></span><br>
469
                    </td>
470
                </tr>
471

    
472
              </table>
473
	    </div>
474
</td>
475
  </tr>
476
</table>
477
            </form>
478
<?php include("fend.inc"); ?>
479
</body>
480
</html>
(58-58/225)