1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
|
<?php
/*
system_advanced_network.php
part of pfSense
Copyright (C) 2005-2007 Scott Ullrich
Copyright (C) 2008 Shrew Soft Inc
Copyright (C) 2013-2015 Electric Sheep Fencing, LP
originally part of m0n0wall (http://m0n0.ch/wall)
Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
/*
pfSense_MODULE: system
*/
##|+PRIV
##|*IDENT=page-system-advanced-network
##|*NAME=System: Advanced: Network page
##|*DESCR=Allow access to the 'System: Advanced: Networking' page.
##|*MATCH=system_advanced_network.php*
##|-PRIV
require("guiconfig.inc");
require_once("functions.inc");
require_once("filter.inc");
require_once("shaper.inc");
$pconfig['ipv6nat_enable'] = isset($config['diag']['ipv6nat']['enable']);
$pconfig['ipv6nat_ipaddr'] = $config['diag']['ipv6nat']['ipaddr'];
$pconfig['ipv6allow'] = isset($config['system']['ipv6allow']);
$pconfig['prefer_ipv4'] = isset($config['system']['prefer_ipv4']);
$pconfig['polling_enable'] = isset($config['system']['polling']);
$pconfig['sharednet'] = $config['system']['sharednet'];
$pconfig['disablechecksumoffloading'] = isset($config['system']['disablechecksumoffloading']);
$pconfig['disablesegmentationoffloading'] = isset($config['system']['disablesegmentationoffloading']);
$pconfig['disablelargereceiveoffloading'] = isset($config['system']['disablelargereceiveoffloading']);
$pconfig['flowtable'] = isset($config['system']['flowtable']);
if ($_POST) {
unset($input_errors);
$pconfig = $_POST;
if ($_POST['ipv6nat_enable'] && !is_ipaddr($_POST['ipv6nat_ipaddr']))
$input_errors[] = gettext("You must specify an IP address to NAT IPv6 packets.");
ob_flush();
flush();
if (!$input_errors) {
if($_POST['ipv6nat_enable'] == "yes") {
$config['diag']['ipv6nat']['enable'] = true;
$config['diag']['ipv6nat']['ipaddr'] = $_POST['ipv6nat_ipaddr'];
} else {
if($config['diag']) {
if($config['diag']['ipv6nat']) {
unset($config['diag']['ipv6nat']['enable']);
unset($config['diag']['ipv6nat']['ipaddr']);
}
}
}
if($_POST['ipv6allow'] == "yes") {
$config['system']['ipv6allow'] = true;
} else {
unset($config['system']['ipv6allow']);
}
if($_POST['prefer_ipv4'] == "yes") {
$config['system']['prefer_ipv4'] = true;
} else {
unset($config['system']['prefer_ipv4']);
}
if($_POST['sharednet'] == "yes") {
$config['system']['sharednet'] = true;
system_disable_arp_wrong_if();
} else {
unset($config['system']['sharednet']);
system_enable_arp_wrong_if();
}
if($_POST['polling_enable'] == "yes") {
$config['system']['polling'] = true;
setup_polling();
} else {
unset($config['system']['polling']);
setup_polling();
}
if($_POST['flowtable'] == "yes") {
$config['system']['flowtable'] = $_POST['flowtable'];
} else {
unset($config['system']['flowtable']);
}
if($_POST['disablechecksumoffloading'] == "yes") {
$config['system']['disablechecksumoffloading'] = true;
} else {
unset($config['system']['disablechecksumoffloading']);
}
if($_POST['disablesegmentationoffloading'] == "yes") {
$config['system']['disablesegmentationoffloading'] = true;
} else {
unset($config['system']['disablesegmentationoffloading']);
}
if($_POST['disablelargereceiveoffloading'] == "yes") {
$config['system']['disablelargereceiveoffloading'] = true;
} else {
unset($config['system']['disablelargereceiveoffloading']);
}
setup_microcode();
// Write out configuration (config.xml)
write_config();
// Set preferred protocol
prefer_ipv4_or_ipv6();
$retval = filter_configure();
if(stristr($retval, "error") <> true)
$savemsg = get_std_save_message(gettext($retval));
else
$savemsg = gettext($retval);
}
}
$pgtitle = array(gettext("System"),gettext("Advanced: Networking"));
include("head.inc");
?>
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<?php include("fbegin.inc"); ?>
<script type="text/javascript">
//<![CDATA[
function enable_change(enable_over) {
if (document.iform.ipv6nat_enable.checked || enable_over)
document.iform.ipv6nat_ipaddr.disabled = 0;
else
document.iform.ipv6nat_ipaddr.disabled = 1;
}
//]]>
</script>
<?
if ($input_errors)
print_input_errors($input_errors);
if ($savemsg)
print_info_box($savemsg);
?>
<form action="system_advanced_network.php" method="post" name="iform" id="iform">
<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="system advanced newtwork">
<tr>
<td>
<?php
$tab_array = array();
$tab_array[] = array(gettext("Admin Access"), false, "system_advanced_admin.php");
$tab_array[] = array(gettext("Firewall / NAT"), false, "system_advanced_firewall.php");
$tab_array[] = array(gettext("Networking"), true, "system_advanced_network.php");
$tab_array[] = array(gettext("Miscellaneous"), false, "system_advanced_misc.php");
$tab_array[] = array(gettext("System Tunables"), false, "system_advanced_sysctl.php");
$tab_array[] = array(gettext("Notifications"), false, "system_advanced_notifications.php");
display_top_tabs($tab_array);
?>
</td>
</tr>
<tr>
<td id="mainarea">
<div class="tabcont">
<span class="vexpl">
<span class="red">
<strong><?=gettext("NOTE:"); ?> </strong>
</span>
<?=gettext("The options on this page are intended for use by advanced users only."); ?>
<br />
</span>
<br />
<table width="100%" border="0" cellpadding="6" cellspacing="0" summary="main area">
<tr>
<td colspan="2" valign="top" class="listtopic"><?=gettext("IPv6 Options"); ?></td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext("Allow IPv6"); ?></td>
<td width="78%" class="vtable">
<input name="ipv6allow" type="checkbox" id="ipv6allow" value="yes" <?php if ($pconfig['ipv6allow']) echo "checked=\"checked\""; ?> onclick="enable_change(false)" />
<strong><?=gettext("Allow IPv6"); ?></strong><br />
<?=gettext("All IPv6 traffic will be blocked by the firewall unless this box is checked."); ?><br />
<?=gettext("NOTE: This does not disable any IPv6 features on the firewall, it only blocks traffic."); ?><br />
<br />
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext("IPv6 over IPv4 Tunneling"); ?></td>
<td width="78%" class="vtable">
<input name="ipv6nat_enable" type="checkbox" id="ipv6nat_enable" value="yes" <?php if ($pconfig['ipv6nat_enable']) echo "checked=\"checked\""; ?> onclick="enable_change(false)" />
<strong><?=gettext("Enable IPv4 NAT encapsulation of IPv6 packets"); ?></strong><br />
<?=gettext("This provides an RFC 2893 compatibility mechanism ".
"that can be used to tunneling IPv6 packets over IPv4 ".
"routing infrastructures. If enabled, don't forget to ".
"add a firewall rule to permit IPv6 packets."); ?><br />
<br />
<?=gettext("IP address"); ?> :
<input name="ipv6nat_ipaddr" type="text" class="formfld unknown" id="ipv6nat_ipaddr" size="20" value="<?=htmlspecialchars($pconfig['ipv6nat_ipaddr']);?>" />
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext("Prefer IPv4 over IPv6"); ?></td>
<td width="78%" class="vtable">
<input name="prefer_ipv4" type="checkbox" id="prefer_ipv4" value="yes" <?php if ($pconfig['prefer_ipv4']) echo "checked=\"checked\""; ?> />
<strong><?=gettext("Prefer to use IPv4 even if IPv6 is available"); ?></strong><br />
<?=gettext("By default, if a hostname resolves IPv6 and IPv4 addresses ".
"IPv6 will be used, if you check this option, IPv4 will be " .
"used instead of IPv6."); ?><br />
</td>
</tr>
<tr>
<td colspan="2" class="list" height="12"> </td>
</tr>
<tr>
<td colspan="2" valign="top" class="listtopic"><?=gettext("Network Interfaces"); ?></td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext("Device polling"); ?></td>
<td width="78%" class="vtable">
<input name="polling_enable" type="checkbox" id="polling_enable" value="yes" <?php if ($pconfig['polling_enable']) echo "checked=\"checked\""; ?> />
<strong><?=gettext("Enable device polling"); ?></strong><br />
<?php printf(gettext("Device polling is a technique that lets the system periodically poll network devices for new data instead of relying on interrupts. This prevents your webConfigurator, SSH, etc. from being inaccessible due to interrupt floods when under extreme load. Generally this is not recommended. Not all NICs support polling; see the %s homepage for a list of supported cards."), $g['product_name']); ?>
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext("Hardware Checksum Offloading"); ?></td>
<td width="78%" class="vtable">
<input name="disablechecksumoffloading" type="checkbox" id="disablechecksumoffloading" value="yes" <?php if (isset($config['system']['disablechecksumoffloading'])) echo "checked=\"checked\""; ?> />
<strong><?=gettext("Disable hardware checksum offload"); ?></strong><br />
<?=gettext("Checking this option will disable hardware checksum offloading. Checksum offloading is broken in some hardware, particularly some Realtek cards. Rarely, drivers may have problems with checksum offloading and some specific NICs."); ?>
<br />
<span class="red"><strong><?=gettext("Note:");?> </strong></span>
<?=gettext("This will take effect after you reboot the machine or re-configure each interface.");?>
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext("Hardware TCP Segmentation Offloading"); ?></td>
<td width="78%" class="vtable">
<input name="disablesegmentationoffloading" type="checkbox" id="disablesegmentationoffloading" value="yes" <?php if (isset($config['system']['disablesegmentationoffloading'])) echo "checked=\"checked\""; ?> />
<strong><?=gettext("Disable hardware TCP segmentation offload"); ?></strong><br />
<?=gettext("Checking this option will disable hardware TCP segmentation offloading (TSO, TSO4, TSO6). This offloading is broken in some hardware drivers, and may impact performance with some specific NICs."); ?>
<br />
<span class="red"><strong><?=gettext("Note:");?> </strong></span>
<?=gettext("This will take effect after you reboot the machine or re-configure each interface.");?>
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext("Hardware Large Receive Offloading"); ?></td>
<td width="78%" class="vtable">
<input name="disablelargereceiveoffloading" type="checkbox" id="disablelargereceiveoffloading" value="yes" <?php if (isset($config['system']['disablelargereceiveoffloading'])) echo "checked=\"checked\""; ?> />
<strong><?=gettext("Disable hardware large receive offload"); ?></strong><br />
<?=gettext("Checking this option will disable hardware large receive offloading (LRO). This offloading is broken in some hardware drivers, and may impact performance with some specific NICs."); ?>
<br />
<span class="red"><strong><?=gettext("Note:");?> </strong></span>
<?=gettext("This will take effect after you reboot the machine or re-configure each interface.");?>
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext("ARP Handling"); ?></td>
<td width="78%" class="vtable">
<input name="sharednet" type="checkbox" id="sharednet" value="yes" <?php if (isset($pconfig['sharednet'])) echo "checked=\"checked\""; ?> />
<strong><?=gettext("Suppress ARP messages"); ?></strong><br />
<?=gettext("This option will suppress ARP log messages when multiple interfaces reside on the same broadcast domain"); ?>
</td>
</tr>
<?php
/*
$version = get_freebsd_version();
if($version == "8"):
<tr>
<td colspan="2" class="list" height="12"> </td>
</tr>
<tr>
<td colspan="2" valign="top" class="listtopic">Flowtable support</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell">Enable Flowtable</td>
<td width="78%" class="vtable">
<input name="flowtable" type="checkbox" id="polling_enable" value="yes" <?php if ($pconfig['flowtable']) echo "checked=\"checked\""; ?> />
<strong>Enable flowtable support</strong><br />
Enables infrastructure for caching flows as a means of accelerating L3 and L2 lookups
as well as providing stateful load balancing when used with RADIX_MPATH.<br />
</td>
</tr>
<?php endif; ?>
*/
?>
<tr>
<td colspan="2" class="list" height="12"> </td>
</tr>
<tr>
<td width="22%" valign="top"> </td>
<td width="78%"><input name="Submit" type="submit" class="formbtn" value="<?=gettext("Save");?>" /></td>
</tr>
</table>
</div>
</td>
</tr>
</table>
</form>
<script type="text/javascript">
//<![CDATA[
enable_change(false);
//]]>
</script>
<?php include("fend.inc"); ?>
</body>
</html>
|
