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2 daniel-mar 1
<?php
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3
/*
4
 * MAC utils for PHP
15 daniel-mar 5
 * Copyright 2017 - 2023 Daniel Marschall, ViaThinkSoft
6
 * Version 2023-04-29
2 daniel-mar 7
 *
8
 * Licensed under the Apache License, Version 2.0 (the "License");
9
 * you may not use this file except in compliance with the License.
10
 * You may obtain a copy of the License at
11
 *
12
 *     http://www.apache.org/licenses/LICENSE-2.0
13
 *
14
 * Unless required by applicable law or agreed to in writing, software
15
 * distributed under the License is distributed on an "AS IS" BASIS,
16
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
18
 * limitations under the License.
19
 */
20
 
15 daniel-mar 21
const IEEE_MAC_REGISTRY = __DIR__ . '/../web-data';
2 daniel-mar 22
 
15 daniel-mar 23
/**
24
 * @param string $mac
25
 * @return bool
26
 */
27
function mac_valid(string $mac): bool {
2 daniel-mar 28
        $mac = str_replace(array('-', ':'), '', $mac);
29
        $mac = strtoupper($mac);
30
 
31
        if (strlen($mac) != 12) return false;
32
 
33
        $mac = preg_replace('@[0-9A-F]@', '', $mac);
34
 
35
        return ($mac == '');
36
}
37
 
15 daniel-mar 38
/**
39
 * @param string $file
40
 * @param string $oui_name
41
 * @param string $mac
42
 * @return false|string
43
 */
44
function _lookup_ieee_registry(string $file, string $oui_name, string $mac) {
2 daniel-mar 45
        $begin = substr($mac, 0, 2).'-'.substr($mac, 2, 2).'-'.substr($mac, 4, 2);
46
        $f = file_get_contents($file);
47
 
48
        $f = str_replace("\r", '', $f);
49
 
50
        # We are using a positive-lookahead because entries like the MA-M references have a blank line between organization and address
51
        preg_match_all('@^\s*'.preg_quote($begin, '@').'\s+\(hex\)\s+(\S+)\s+(.*)\n\n\s*(?=[0-9A-F])@ismU', "$f\n\nA", $m, PREG_SET_ORDER);
52
        foreach ($m as $n) {
53
                preg_match('@(\S+)\s+\(base 16\)(.*)$@ism', $n[2], $m);
54
 
15 daniel-mar 55
                if (preg_match('@(.+)-(.+)@ism', $m[1], $o)) {
2 daniel-mar 56
                        $z = hexdec(substr($mac, 6, 6));
57
                        $beg = hexdec($o[1]);
58
                        $end = hexdec($o[2]);
59
                        if (($z < $beg) || ($z > $end)) continue;
60
                } else {
61
                        $beg = 0x000000;
62
                        $end = 0xFFFFFF;
63
                }
64
 
15 daniel-mar 65
                $x = trim(preg_replace('@^\s+@im', '', $m[2]));
2 daniel-mar 66
 
67
                # "PRIVATE" entries are only marked at the "(hex)" line, but not at the "(base16)" line
68
                if ($x == '') $x = trim($n[1]);
69
 
70
                $x = explode("\n", $x);
71
 
72
                $ra_len = strlen(dechex($end-$beg));
73
 
15 daniel-mar 74
                $out = sprintf("%-32s 0x%s\n", "IEEE $oui_name part:", substr($mac, 0, 12-$ra_len));
75
                $out .= sprintf("%-32s 0x%s\n", "NIC specific part:", substr($mac, 12-$ra_len));
76
                $out .= sprintf("%-32s %s\n", "Registrant:", $x[0]);
2 daniel-mar 77
                foreach ($x as $n => $y) {
78
                        if ($n == 0) continue;
15 daniel-mar 79
                        else if ($n == 1) $out .= sprintf("%-32s %s\n", "Address of registrant:", $y);
80
                        else if ($n >= 2) $out .= sprintf("%-32s %s\n", "", $y);
2 daniel-mar 81
                }
82
 
83
                // TODO: also print the date of last update of the OUI files
84
 
85
                return $out;
86
        }
87
 
88
        return false;
89
}
90
 
15 daniel-mar 91
/**
92
 * @param string $mac
93
 * @return void
94
 * @throws Exception
95
 */
96
function decode_mac(string $mac) {
97
        // Amazing website about MAC addresses: https://mac-address.alldatafeeds.com/faq#how-to-recognise-mac-address-application
2 daniel-mar 98
 
15 daniel-mar 99
        if (!mac_valid($mac)) throw new Exception("Invalid MAC address");
100
 
2 daniel-mar 101
        // Format MAC
102
        $mac = strtoupper($mac);
103
        $mac = preg_replace('@[^0-9A-F]@', '', $mac);
104
        if (strlen($mac) != 12) {
15 daniel-mar 105
                throw new Exception("Invalid MAC address");
2 daniel-mar 106
        }
107
        $mac_ = preg_replace('@^(..)(..)(..)(..)(..)(..)$@', '\\1-\\2-\\3-\\4-\\5-\\6', $mac);
15 daniel-mar 108
        echo sprintf("%-32s %s\n", "MAC address:", $mac_);
2 daniel-mar 109
 
110
        // Empfaengergruppe
111
        $ig = hexdec($mac[1]) & 1; // Bit #LSB+0 of Byte 1
15 daniel-mar 112
        $ig_ = ($ig == 0) ? '[0] Individual (Unicast)' : '[1] Group (Multicast)';
113
        echo sprintf("%-32s %s\n", "Transmission type (I/G flag):", $ig_);
2 daniel-mar 114
 
115
        // Vergabestelle
116
        $ul = hexdec($mac[1]) & 2; // Bit #LSB+1 of Byte 1
117
        $ul_ = ($ul == 0) ? '[0] Universally Administered Address (UAA)' : '[1] Locally Administered Address (LAA)';
15 daniel-mar 118
        echo sprintf("%-32s %s\n", "Administration type (U/L flag):", $ul_);
2 daniel-mar 119
 
120
        // Query IEEE registries
121
        // TODO: gilt OUI nur bei Individual UAA?
15 daniel-mar 122
        if (count(glob(IEEE_MAC_REGISTRY.'/*.txt')) > 0) {
123
                if (
124
                        ($x = _lookup_ieee_registry(IEEE_MAC_REGISTRY . '/mam.txt', 'OUI-28 (MA-M)', $mac)) ||
125
                        ($x = _lookup_ieee_registry(IEEE_MAC_REGISTRY . '/oui36.txt', 'OUI-36 (MA-S)', $mac)) ||
126
                        # The IEEE Registration Authority distinguishes between IABs and OUI-36 values. Both are 36-bit values which may be used to generate EUI-48 values, but IABs may not be used to generate EUI-64 values.[6]
127
                        # Note: The Individual Address Block (IAB) is an inactive registry activity, which has been replaced by the MA-S registry product as of January 1, 2014.
128
                        ($x = _lookup_ieee_registry(IEEE_MAC_REGISTRY . '/iab.txt', 'IAB', $mac))
129
                ) {
130
                        echo $x;
131
                } else {
132
                        echo _lookup_ieee_registry(IEEE_MAC_REGISTRY . '/oui.txt', 'OUI-24 (MA-L)', $mac);
133
                }
2 daniel-mar 134
        }
135
 
15 daniel-mar 136
        $vm = '';
137
        // === FAQ "Detection rules which don't have their dedicated page yet" ===
138
        // https://wiki.xenproject.org/wiki/Xen_Networking
139
        // https://mcpmag.com/articles/2007/11/27/hey-vm-whats-your-hypervisor.aspx
140
        // https://www.techrepublic.com/blog/data-center/mac-address-scorecard-for-common-virtual-machine-platforms
141
        if (mac_between($mac, '00:16:3E:00:00:00', '00:16:3E:FF:FF:FF')) $vm = "Red Hat Xen, XenSource, Novell Xen";
142
        // http://techgenix.com/mac-address-pool-duplication-hyper-v/
143
        // https://docs.microsoft.com/en-us/system-center/vmm/network-mac?view=sc-vmm-1807
144
        // https://blogs.technet.microsoft.com/gbanin/2014/08/27/how-to-solve-mac-address-conflict-on-hyper-v/
145
        if (mac_between($mac, '00:1D:D8:B7:1C:00', '00:1D:D8:F4:1F:FF')) $vm = "Microsoft SCVMM (System Center Virtual Machine Manager)";
146
        // https://mcpmag.com/articles/2007/11/27/hey-vm-whats-your-hypervisor.aspx
147
        // https://www.techrepublic.com/blog/data-center/mac-address-scorecard-for-common-virtual-machine-platforms/
148
        // https://blogs.technet.microsoft.com/medv/2011/01/24/how-to-manage-vm-mac-addresses-with-the-globalimagedata-xml-file-in-med-v-v1/
149
        if (mac_between($mac, '00:03:FF:00:00:00', '00:03:FF:FF:FF:FF')) $vm = "Microsoft Virtual PC / Virtual Server";
150
        // https://mcpmag.com/articles/2007/11/27/hey-vm-whats-your-hypervisor.aspx
151
        if (mac_between($mac, '00:18:51:00:00:00', '00:18:51:FF:FF:FF')) $vm = "SWsoft";
152
        // https://macaddress.io/statistics/company/17619
153
        if (mac_between($mac, '58:9C:FC:00:00:00', '58:9C:FC:FF:FF:FF')) $vm = "bhyve by FreebsdF";
154
        // https://macaddress.io/statistics/company/17388
155
        if (mac_between($mac, '50:6B:8D:00:00:00', '50:6B:8D:FF:FF:FF')) $vm = "Nutanix AHV";
156
        // https://www.centos.org/forums/viewtopic.php?t=26739
157
        if (mac_between($mac, '54:52:00:00:00:00', '54:52:FF:FF:FF:FF')) $vm = "KVM (proxmox)";
158
        // Self tested (alldatafeeds.com)
159
        if (mac_between($mac, '96:00:00:00:00:00', '96:00:FF:FF:FF:FF')) $vm = "Hetzner vServer (based on KVM and libvirt)";
160
        // === FAQ "How to recognise a VMware's virtual machine by its MAC address?" ===
161
        if (mac_between($mac, '00:50:56:00:00:00', '00:50:56:FF:FF:FF')) $vm = "VMware vSphere, VMware Workstation, VMware ESX Server";
162
        if (mac_between($mac, '00:50:56:80:00:00', '00:50:56:BF:FF:FF')) $vm = "VMware vSphere managed by vCenter Server";
163
        if (mac_between($mac, '00:0C:29:00:00:00', '00:0C:29:FF:FF:FF')) $vm = "VMWare Standalone VMware vSphere, VMware Workstation, VMware Horizon";
164
        if (mac_between($mac, '00:05:69:00:00:00', '00:05:69:FF:FF:FF')) $vm = "VMware ESX, VMware GSX Server";
165
        if (mac_between($mac, '00:1C:14:00:00:00', '00:1C:14:FF:FF:FF')) $vm = "VMWare";
166
        // === FAQ "machine by its MAC address?" ===
167
        if (mac_between($mac, '00:1C:42:00:00:00', '00:1C:42:FF:FF:FF')) $vm = "Parallels Virtual Machine";
168
        // === FAQ "How to recognise a Docker container by its MAC address?" ===
169
        if (mac_between($mac, '02:42:00:00:00:00', '02:42:FF:FF:FF:FF')) $vm = "Docker container";
170
        // === FAQ =How to recognise a Microsoft Hyper-V's virtual machine by its MAC address?" ===
171
        if (mac_between($mac, '00:15:5D:00:00:00', '00:15:5D:FF:FF:FF')) $vm = "Microsoft Hyper-V";
172
        // === FAQ "How to recognise an Oracle Virtual machine by its MAC address?" ===
173
        if (mac_between($mac, '08:00:27:00:00:00', '08:00:27:FF:FF:FF')) $vm = "Oracle VirtualBox 5.2"; // Pcs Systemtechnik GmbH
174
        if (mac_between($mac, '52:54:00:00:00:00', '52:54:00:FF:FF:FF')) $vm = "Oracle VirtualBox 5.2 + Vagrant"; // 52:54:00 (Exact MAC: 52:54:00:C9:C7:04)
175
        if (mac_between($mac, '00:21:F6:00:00:00', '00:21:F6:FF:FF:FF')) $vm = "Oracle VirtualBox 3.3";
176
        if (mac_between($mac, '00:14:4F:00:00:00', '00:14:4F:FF:FF:FF')) $vm = "Oracle VM Server for SPARC";
177
        if (mac_between($mac, '00:0F:4B:00:00:00', '00:0F:4B:FF:FF:FF')) $vm = "Oracle Virtual Iron 4";
2 daniel-mar 178
 
15 daniel-mar 179
        if ($vm) {
180
                echo sprintf("%-32s %s\n", "Special use:", "Virtual machine $vm");
181
        }
2 daniel-mar 182
 
15 daniel-mar 183
        $app = '';
184
 
185
        // === FAQ "Other MAC address applications"
186
        // http://www.cavebear.com/archive/cavebear/Ethernet/Ethernet.txt
187
        // https://tools.ietf.org/html/rfc1060
188
        if (mac_between($mac, '03:00:00:01:00:00', '03:00:40:00:00:00')) $app = 'User-defined (per 802 spec), EtherType is 0x0802';
189
        if (mac_equals($mac, '01:00:1D:00:00:00')) $app = 'Cabletron PC-OV PC discover (on demand), EtherType is 0x0802';
190
        if (mac_equals($mac, '01:00:1D:42:00:00')) $app = 'Cabletron PC-OV Bridge discover (on demand), EtherType is 0x0802';
191
        if (mac_equals($mac, '01:00:1D:52:00:00')) $app = 'Cabletron PC-OV MMAC discover (on demand), EtherType is 0x0802';
192
        if (mac_between($mac, '01:00:3C:00:00:00' , '01:00:3C:FF:FF:FF')) $app = 'Auspex Systems (Serverguard)';
193
        if (mac_equals($mac, '01:00:10:00:00:20')) $app = 'Hughes Lan Systems Terminal Server S/W download, EtherType is 0x0802';
194
        if (mac_equals($mac, '01:00:10:FF:FF:20')) $app = 'Hughes Lan Systems Terminal Server S/W request, EtherType is 0x0802';
195
        if (mac_equals($mac, '01:00:81:00:00:00')) $app = 'Synoptics Network Management';
196
        if (mac_equals($mac, '01:00:81:00:00:02')) $app = 'Synoptics Network Management';
197
        if (mac_equals($mac, '01:00:81:00:01:00')) $app = 'Bay Networks (Synoptics) autodiscovery, EtherType is 0x0802 SNAP type is 0x01A2';
198
        if (mac_equals($mac, '01:00:81:00:01:01')) $app = 'Bay Networks (Synoptics) autodiscovery, EtherType is 0x0802 SNAP type is 0x01A1';
199
        if (mac_between($mac, '01:20:25:00:00:00', '01:20:25:7F:FF:FF')) $app = 'Control Technology Inc\'s Industrial Ctrl Proto., EtherType is 0x873A';
200
        if (mac_equals($mac, '01:80:24:00:00:00')) $app = 'Kalpana Etherswitch every 60 seconds, EtherType is 0x0802';
201
        if (mac_equals($mac, '01:DD:00:FF:FF:FF')) $app = 'Ungermann-Bass boot-me requests, EtherType is 0x7002';
202
        if (mac_equals($mac, '01:DD:01:00:00:00')) $app = 'Ungermann-Bass Spanning Tree, EtherType is 0x7005';
203
        if (mac_equals($mac, '03:00:00:00:00:10')) $app = 'OS/2 1.3 EE + Communications Manager, EtherType is 0x80D5';
204
        if (mac_equals($mac, '03:00:00:00:00:40')) $app = 'OS/2 1.3 EE + Communications Manager, EtherType is 0x80D5';
205
        if (mac_equals($mac, '03:00:00:00:01:00')) $app = 'OSI All-IS Multicast, EtherType is 0x0802';
206
        if (mac_equals($mac, '03:00:00:00:02:00')) $app = 'OSI All-ES Multicast, EtherType is 0x0802';
207
        if (mac_equals($mac, '03:00:00:80:00:00')) $app = 'Discovery Client, EtherType is 0x0802';
208
        if (mac_equals($mac, '03:00:FF:FF:FF:FF')) $app = 'All Stations address, EtherType is 0x0802';
209
        if (mac_between($mac, '09:00:0D:00:00:00', '09:00:0D:FF:FF:FF')) $app = 'ICL Oslan Multicast, EtherType is 0x0802';
210
        if (mac_equals($mac, '09:00:0D:02:00:00')) $app = 'ICL Oslan Service discover only on boot';
211
        if (mac_equals($mac, '09:00:0D:02:0A:3C')) $app = 'ICL Oslan Service discover only on boot';
212
        if (mac_equals($mac, '09:00:0D:02:0A:38')) $app = 'ICL Oslan Service discover only on boot';
213
        if (mac_equals($mac, '09:00:0D:02:0A:39')) $app = 'ICL Oslan Service discover only on boot';
214
        if (mac_equals($mac, '09:00:0D:02:FF:FF')) $app = 'ICL Oslan Service discover only on boot';
215
        if (mac_equals($mac, '09:00:0D:09:00:00')) $app = 'ICL Oslan Service discover as required';
216
        if (mac_equals($mac, '09:00:1E:00:00:00')) $app = 'Apollo DOMAIN, EtherType is 0x8019';
217
        if (mac_equals($mac, '09:00:02:04:00:01')) $app = 'Vitalink printer messages, EtherType is 0x8080';
218
        if (mac_equals($mac, '09:00:02:04:00:02')) $app = 'Vitalink bridge management, EtherType is 0x8080';
219
        if (mac_equals($mac, '09:00:4C:00:00:0F')) $app = 'BICC Remote bridge adaptive routing (e.g. to Retix), EtherType is 0x0802';
220
        if (mac_equals($mac, '09:00:4E:00:00:02')) $app = 'Novell IPX, EtherType is 0x8137';
221
        if (mac_equals($mac, '09:00:6A:00:01:00')) $app = 'TOP NetBIOS';
222
        if (mac_equals($mac, '09:00:7C:01:00:01')) $app = 'Vitalink DLS Multicast';
223
        if (mac_equals($mac, '09:00:7C:01:00:03')) $app = 'Vitalink DLS Inlink';
224
        if (mac_equals($mac, '09:00:7C:01:00:04')) $app = 'Vitalink DLS and non DLS Multicast';
225
        if (mac_equals($mac, '09:00:7C:02:00:05')) $app = 'Vitalink diagnostics, EtherType is 0x8080';
226
        if (mac_equals($mac, '09:00:7C:05:00:01')) $app = 'Vitalink gateway, EtherType is 0x8080';
227
        if (mac_equals($mac, '09:00:7C:05:00:02')) $app = 'Vitalink Network Validation Message';
228
        if (mac_equals($mac, '09:00:09:00:00:01')) $app = 'HP Probe, EtherType is 0x8005 or 0x0802';
229
        if (mac_equals($mac, '09:00:09:00:00:04')) $app = 'HP DTC, EtherType is 0x8005';
230
        if (mac_equals($mac, '09:00:26:01:00:01')) $app = 'Vitalink TransLAN bridge management, EtherType is 0x8038';
231
        if (mac_equals($mac, '09:00:39:00:70:00')) $app = 'Spider Systems Bridge';
232
        if (mac_between($mac, '09:00:56:00:00:00', '09:00:56:FE:FF:FF')) $app = 'Stanford reserved';
233
        if (mac_between($mac, '09:00:56:FF:00:00', '09:00:56:FF:FF:FF')) $app = 'Stanford V Kernel, version 6.0, EtherType is 0x805C';
234
        if (mac_equals($mac, '09:00:77:00:00:00')) $app = 'Retix Bridge Local Management System, EtherType is 0x0802';
235
        if (mac_equals($mac, '09:00:77:00:00:01')) $app = 'Retix spanning tree bridges, EtherType is 0x0802';
236
        if (mac_equals($mac, '09:00:77:00:00:02')) $app = 'Retix Bridge Adaptive routing, EtherType is 0x0802';
237
        if (mac_equals($mac, '09:00:87:80:FF:FF')) $app = 'Xyplex Terminal Servers, EtherType is 0x0889';
238
        if (mac_equals($mac, '09:00:87:90:FF:FF')) $app = 'Xyplex Terminal Servers, EtherType is 0x0889';
239
        if (mac_between($mac, '44:38:39:FF:00:00', '44:38:39:FF:FF:FF')) $app = 'Multi-Chassis Link Aggregation (Cumulus Linux)';
240
        if (mac_equals($mac, 'FF:FF:00:40:00:01')) $app = 'LANtastic, EtherType is 0x81D6';
241
        if (mac_equals($mac, 'FF:FF:00:60:00:04')) $app = 'LANtastic, EtherType is 0x81D6';
242
        if (mac_equals($mac, 'FF:FF:01:E0:00:04')) $app = 'LANtastic';
243
 
244
        // === FAQ "The "CF" series MAC addresses" ===
245
        // https://www.iana.org/assignments/ppp-numbers/ppp-numbers.xhtml
246
        // https://tools.ietf.org/html/rfc2153
247
        // https://tools.ietf.org/html/rfc7042#section-2.3.2
248
        if (mac_between($mac, 'CF:00:00:00:00:00', 'CF:00:00:FF:FF:FF')) $app = 'Reserved';
249
        if (mac_equals($mac, 'CF:00:00:00:00:00')) $app = 'Used for Ethernet loopback tests';
250
 
251
        // === FAQ "How to recognise a Broadcast MAC address application?" ===
252
        if (mac_equals($mac, 'FF:FF:FF:FF:FF:FF')) echo sprintf("%-32s %s\n", "Special use:", "Broadcast messaging");
253
 
254
        // === FAQ "How to recognise a Virtual Router ID by MAC address?" ===
255
        // https://tools.ietf.org/html/rfc7042#section-5.1
256
        // https://tools.ietf.org/html/rfc5798
257
        if (mac_between($mac, '00:00:5E:00:01:00', '00:00:5E:00:01:FF')) $app = 'IPv4 Virtual Router Redundancy Protocol  (VRRP)';
258
        if (mac_between($mac, '00:00:5E:00:02:00', '00:00:5E:00:02:FF')) $app = 'IPv6 Virtual Router Redundancy Protocol';
259
 
260
        // === FAQ "How to recognise an IP frame by MAC address?" ===
261
        // https://tools.ietf.org/html/rfc1060
262
        // https://en.wikipedia.org/wiki/Multicast_address#cite_note-15
263
        // https://tools.ietf.org/html/rfc2464
264
        // https://www.iana.org/go/rfc1112
265
        // http://www.cavebear.com/archive/cavebear/Ethernet/Ethernet.txt
266
        if (mac_between($mac, '01:00:5E:00:00:00', '01:00:5E:7F:FF:FF')) $app = 'IPv4 Multicast (EtherType is 0x0800)';
267
        if (mac_between($mac, '33:33:00:00:00:00', '33:33:FF:FF:FF:FF')) $app = 'IPv6 Multicast. IPv6 neighbor discovery (EtherType is 0x86DD)'; // TODO: Dabei werden die untersten 32 Bit der IPv6-Multicast-Adresse in die MAC-Adresse eingebettet.
268
        if (mac_between($mac, '00:00:5E:00:52:13', '00:00:5E:00:52:13')) $app = 'Proxy Mobile IPv6';
269
        //if (mac_between($mac, '00:00:5E:FE:C0:00:02:00', '00:00:5E:FE:C0:00:02:FF')) $app = 'IPv4 derived documentation';
270
        //if (mac_between($mac, '00:00:5E:FE:C6:33:64:00', '00:00:5E:FE:C6:33:64:FF')) $app = 'IPv4 derived documentation';
271
        //if (mac_between($mac, '00:00:5E:FE:CB:00:71:00', '00:00:5E:FE:CB:00:71:FF')) $app = 'IPv4 derived documentation';
272
        //if (mac_equals($mac, '00:00:5E:FE:EA:C0:00:02')) $app = 'IPv4 multicast derived documentation';
273
        //if (mac_equals($mac, '00:00:5E:FE:EA:C6:33:64')) $app = 'IPv4 multicast derived documentation';
274
        //if (mac_equals($mac, '00:00:5E:FE:EA:CB:00:71')) $app = 'IPv4 multicast derived documentation';
275
        //if (mac_between($mac, '01:00:5E:FE:C0:00:02:00', '01:00:5E:FE:C0:00:02:FF')) $app = 'IPv4 derived documentation';
276
        //if (mac_between($mac, '01:00:5E:FE:C6:33:64:00', '01:00:5E:FE:C6:33:64:FF')) $app = 'IPv4 derived documentation';
277
        //if (mac_between($mac, '01:00:5E:FE:CB:00:71:00', '01:00:5E:FE:CB:00:71:FF')) $app = 'IPv4 derived documentation';
278
        //if (mac_equals($mac, '01:00:5E:FE:EA:C0:00:02')) $app = 'IPv4 multicast derived documentation';
279
        //if (mac_equals($mac, '01:00:5E:FE:EA:C6:33:64')) $app = 'IPv4 multicast derived documentation';
280
        //if (mac_equals($mac, '01:00:5E:FE:EA:CB:00:71')) $app = 'IPv4 multicast derived documentation';
281
        if (mac_between($mac, '01:80:C2:00:00:20', '01:80:C2:00:00:2F')) $app = 'Reserved for use by Multiple Registration Protocol (MRP) applications';
282
        //if (mac_between($mac, '02:00:5E:FE:00:00:00:00', '02:00:5E:FE:FF:FF:FF:FF')) $app = 'IPv4 Addr Holders';
283
        if (mac_equals($mac, '03:00:00:20:00:00')) $app = 'IP multicast address';
284
        if (mac_equals($mac, 'C0:00:00:04:00:00')) $app = 'IP multicast address';
285
        //if (mac_between($mac, '03:00:5E:FE:00:00:00:00', '03:00:5E:FE:FF:FF:FF:FF')) $app = 'IPv4 Addr Holders';
286
 
287
        // === FAQ "How to recognise a MPLS multicast frame by MAC address?" ===
288
        // http://www.iana.org/go/rfc5332
289
        // http://www.iana.org/go/rfc7213
290
        if (mac_between($mac, '01:00:5E:80:00:00', '01:00:5E:8F:FF:FF')) $app = 'MPLS multicast (EtherType is 0x8847 or 0x8848)';
291
        if (mac_equals($mac, '01:00:5E:90:00:00')) $app = 'MPLS-TP p2p';
292
 
293
        // === FAQ "How to recognise a Bidirectional Forwarding Detection (BFD) on Link Aggregation Group (LAG) interfaces by MAC address?" ===
294
        // http://www.iana.org/go/rfc7130
295
        if (mac_equals($mac, '01:00:5E:90:00:01')) $app = 'Bidirectional Forwarding Detection (BFD) on Link Aggregation Group (LAG) interfaces';
296
 
297
        // === FAQ "How to recognise Token Ring specific functions by MAC address?" ===
298
        // https://tools.ietf.org/html/rfc1060
299
        // https://tools.ietf.org/html/rfc1469
300
        // https://standards.ieee.org/products-services/regauth/grpmac/public.html
301
        // https://tools.ietf.org/html/rfc2470
302
        // http://www.cavebear.com/archive/cavebear/Ethernet/Ethernet.txt
303
        if (mac_equals($mac, '03:00:00:00:00:01')) $app = 'NetBIOS (Token Ring)';
304
        if (mac_equals($mac, '03:00:00:00:00:02')) $app = 'Locate - Directory Server (Token Ring)';
305
        if (mac_equals($mac, '03:00:00:00:00:04')) $app = 'Synchronous Bandwidth Manager (Token Ring)';
306
        if (mac_equals($mac, '03:00:00:00:00:08')) $app = 'Configuration Report Server (Token Ring)';
307
        if (mac_equals($mac, '03:00:00:00:00:10')) $app = 'Ring Error Monitor (Token Ring)';
308
        if (mac_equals($mac, '03:00:00:00:00:20')) $app = 'Network Server Heartbeat (Token Ring)';
309
        if (mac_equals($mac, '03:00:00:00:00:40')) $app = 'Ring Parameter Monitor (Token Ring)';
310
        if (mac_equals($mac, '03:00:00:00:00:80')) $app = 'Active Monitor (Token Ring)';
311
        if (mac_equals($mac, '03:00:00:00:04:00')) $app = 'LAN Manager (Token Ring)';
312
        if (mac_equals($mac, '03:00:00:00:08:00')) $app = 'Ring Wiring Concentrator (Token Ring)';
313
        if (mac_equals($mac, '03:00:00:00:10:00')) $app = 'LAN Gateway (Token Ring)';
314
        if (mac_equals($mac, '03:00:00:00:20:00')) $app = 'Ring Authorization Server (Token Ring)';
315
        if (mac_equals($mac, '03:00:00:00:40:00')) $app = 'IMPL Server (Token Ring)';
316
        if (mac_equals($mac, '03:00:00:00:80:00')) $app = 'Bridge (Token Ring)';
317
        if (mac_equals($mac, '03:00:00:20:00:00')) $app = 'Single Token-Ring functional address';
318
        if (mac_equals($mac, '03:00:00:00:00:08')) $app = 'Configuration Report Server (CRS) MAC Group address';
319
        if (mac_equals($mac, '03:00:00:00:00:10')) $app = 'Ring Error Monitor (REM) MAC Group address';
320
        if (mac_equals($mac, '03:00:00:00:00:40')) $app = 'Ring Parameter Server (RPS) MAC group address';
321
        if (mac_equals($mac, '03:00:00:00:01:00')) $app = 'All Intermediate System Network Entities address';
322
        if (mac_equals($mac, '03:00:00:00:02:00')) $app = 'All End System Network Entities address, and Lobe Media Test (LMT) MAC group address';
323
        if (mac_equals($mac, '03:00:00:00:04:00')) $app = 'Generic address for all Manager Stations';
324
        if (mac_equals($mac, '03:00:00:00:08:00')) $app = 'All CONs SNARES address';
325
        if (mac_equals($mac, '03:00:00:00:10:00')) $app = 'All CONs End System address';
326
        if (mac_equals($mac, '03:00:00:00:20:00')) $app = 'Loadable Device Generic address';
327
        if (mac_equals($mac, '03:00:00:00:40:00')) $app = 'Load Server Generic address';
328
        if (mac_equals($mac, '03:00:00:40:00:00')) $app = 'Generic address for all Agent Stations';
329
        if (mac_equals($mac, 'C0:00:00:04:00:00')) $app = 'Single Token-Ring functional address';
330
        if (mac_equals($mac, '03:00:80:00:00:00')) $app = 'IPv6 multicast over Token Ring: all-Nodes (FF01::1 and FF02::1) and solicited node (FF02:0:0:0:0:1:FFXX:XXXX) addresses';
331
        if (mac_equals($mac, '03:00:40:00:00:00')) $app = 'IPv6 multicast over Token Ring: all-Routers addresses (FF0X::2)';
332
        if (mac_equals($mac, '03:00:00:80:00:00')) $app = 'IPv6 multicast over Token Ring: any other multicast address with three least significant bits = 000';
333
        if (mac_equals($mac, '03:00:00:40:00:00')) $app = 'IPv6 multicast over Token Ring: any other multicast address with three least significant bits = 001';
334
        if (mac_equals($mac, '03:00:00:20:00:00')) $app = 'IPv6 multicast over Token Ring: any other multicast address with three least significant bits = 010';
335
        if (mac_equals($mac, '03:00:00:10:00:00')) $app = 'IPv6 multicast over Token Ring: any other multicast address with three least significant bits = 011';
336
        if (mac_equals($mac, '03:00:00:08:00:00')) $app = 'IPv6 multicast over Token Ring: any other multicast address with three least significant bits = 100';
337
        if (mac_equals($mac, '03:00:00:04:00:00')) $app = 'IPv6 multicast over Token Ring: any other multicast address with three least significant bits = 101';
338
        if (mac_equals($mac, '03:00:00:02:00:00')) $app = 'IPv6 multicast over Token Ring: any other multicast address with three least significant bits = 110';
339
        if (mac_equals($mac, '03:00:00:01:00:00')) $app = 'IPv6 multicast over Token Ring: any other multicast address with three least significant bits = 111';
340
 
341
        // === FAQ "How to recognise an AppleTalk protocols by MAC address?" ===
342
        // https://tools.ietf.org/html/rfc1060
343
        // http://www.cavebear.com/archive/cavebear/Ethernet/Ethernet.txt
344
        if (mac_between($mac, '09:00:07:00:00:00', '09:00:07:00:00:FC')) $app = 'AppleTalk zone multicast addresses (EtherType is 0x0802)';
345
        if (mac_equals($mac, '09:00:07:FF:FF:FF')) $app = 'AppleTalk broadcast address (EtherType is 0x0802)';
346
 
347
        // === FAQ "How to recognise a TRILL protocols by MAC address?" ===
348
        // http://www.iana.org/go/rfc7455
349
        // https://tools.ietf.org/html/draft-ietf-trill-oam-framework-04
350
        // https://standards.ieee.org/products-services/regauth/grpmac/public.html
351
        // https://tools.ietf.org/html/rfc7455#appendix-C
352
        if (mac_between($mac, '00:00:5E:90:01:00', '00:00:5E:90:01:00')) $app = 'TRILL OAM';
353
        if (mac_equals($mac, '01:00:5E:90:01:00')) $app = 'TRILL OAM';
354
        if (mac_between($mac, '01:80:C2:00:00:40', '01:80:C2:00:00:4F')) $app = 'Group MAC addresses used by the TRILL protocols';
355
 
356
        // === FAQ "How to recognise an IEEE 802.1X MAC address application?" ===
357
        if (mac_between($mac, '01:0C:CD:01:00:00', '01:0C:CD:01:01:FF')) $app = 'IEC 61850-8-1 GOOSE Type 1/1A, EtherType is 0x88B8';
358
        if (mac_between($mac, '01:0C:CD:02:00:00', '01:0C:CD:02:01:FF')) $app = 'GSSE (IEC 61850 8-1), EtherType is 0x88B9';
359
        if (mac_between($mac, '01:0C:CD:04:00:00', '01:0C:CD:04:01:FF')) $app = 'Multicast sampled values (IEC 61850 8-1), EtherType is 0x88BA';
360
        if (mac_equals($mac, '01:1B:19:00:00:00')) $app = 'General group address - An 802.1Q VLAN Bridge would forward the frame unchanged.';
361
        if (mac_equals($mac, '01:1B:19:00:00:00')) $app = 'Precision Time Protocol (PTP) version 2 over Ethernet, EtherType is 0x88F7';
362
        if (mac_equals($mac, '01:80:C2:00:00:00')) $app = 'Bridge Group address Nearest Customer Bridge group address';
363
        if (mac_equals($mac, '01:80:C2:00:00:00')) $app = 'Spanning Tree Protocol (for bridges) IEEE 802.1D, EtherType is 0x0802';
364
        if (mac_equals($mac, '01:80:C2:00:00:00')) $app = 'Link Layer Discovery Protocol, EtherType is 0x88CC';
365
        if (mac_between($mac, '01:80:C2:00:00:00', '01:80:C2:00:00:0F')) $app = 'The initial bridging/link protocols block';
366
        if (mac_between($mac, '01:80:C2:00:00:00', '01:80:C2:00:00:0F')) $app = 'IEEE 802.1D MAC Bridge Filtered MAC Group Addresses';
367
        if (mac_between($mac, '01:80:C2:00:00:00', '01:80:C2:00:00:0F')) $app = 'IEEE Pause, 802.3x';
368
        if (mac_equals($mac, '01:80:C2:00:00:0A')) $app = 'Reserved for future standardization';
369
        if (mac_equals($mac, '01:80:C2:00:00:0B')) $app = 'EDE-SS PEP Address';
370
        if (mac_equals($mac, '01:80:C2:00:00:0C')) $app = 'Reserved for future standardization';
371
        if (mac_equals($mac, '01:80:C2:00:00:0D')) $app = 'Provider Bridge MVRP address';
372
        if (mac_equals($mac, '01:80:C2:00:00:0E')) $app = 'Individual LAN Scope group address, It is intended that no IEEE 802.1 relay device will be defined that will forward frames that carry this destination address';
373
        if (mac_equals($mac, '01:80:C2:00:00:0E')) $app = 'Nearest Bridge group address';
374
        if (mac_equals($mac, '01:80:C2:00:00:0E')) $app = 'Link Layer Discovery Protocol, EtherType is 0x88CC';
375
        if (mac_equals($mac, '01:80:C2:00:00:0E')) $app = 'Precision Time Protocol (PTP) version 2 over Ethernet, EtherType is 0x88F7';
376
        if (mac_equals($mac, '01:80:C2:00:00:01')) $app = 'IEEE MAC-specific Control Protocols group address';
377
        if (mac_equals($mac, '01:80:C2:00:00:01')) $app = 'Ethernet flow control (Pause frame) IEEE 802.3x, EtherType is 0x8808';
378
        if (mac_equals($mac, '01:80:C2:00:00:1A')) $app = 'Generic Address for All Agent Stations';
379
        if (mac_equals($mac, '01:80:C2:00:00:1B')) $app = 'All Multicast Capable End Systems address';
380
        if (mac_equals($mac, '01:80:C2:00:00:1C')) $app = 'All Multicast Announcements address';
381
        if (mac_equals($mac, '01:80:C2:00:00:1D')) $app = 'All Multicast Capable Intermediate Systems address';
382
        if (mac_equals($mac, '01:80:C2:00:00:1E')) $app = 'All DTR Concentrators MAC group address';
383
        if (mac_equals($mac, '01:80:C2:00:00:1F')) $app = 'EDE-CC PEP Address';
384
        if (mac_between($mac, '01:80:C2:00:00:01', '01:80:C2:00:00:0F')) $app = '802.1 alternate Spanning multicast, EtherType is 0x0802';
385
        if (mac_equals($mac, '01:80:C2:00:00:02')) $app = 'Ethernet OAM Protocol IEEE 802.3ah (also known as "slow protocols"), EtherType is 0x8809';
386
        if (mac_equals($mac, '01:80:C2:00:00:03')) $app = 'Nearest non-TPMR Bridge group address IEEE Std 802.1X PAE address';
387
        if (mac_equals($mac, '01:80:C2:00:00:03')) $app = 'Link Layer Discovery Protocol, EtherType is 0x88CC';
388
        if (mac_equals($mac, '01:80:C2:00:00:04')) $app = 'IEEE MAC-specific Control Protocols group address';
389
        if (mac_equals($mac, '01:80:C2:00:00:05')) $app = 'Reserved for future standardization';
390
        if (mac_equals($mac, '01:80:C2:00:00:06')) $app = 'Reserved for future standardization';
391
        if (mac_equals($mac, '01:80:C2:00:00:07')) $app = 'MEF Forum ELMI protocol group address';
392
        if (mac_equals($mac, '01:80:C2:00:00:08')) $app = 'Provider Bridge group address';
393
        if (mac_equals($mac, '01:80:C2:00:00:08')) $app = 'Spanning Tree Protocol (for provider bridges) IEEE 802.1ad, EtherType is 0x0802';
394
        if (mac_equals($mac, '01:80:C2:00:00:09')) $app = 'Reserved for future standardization';
395
        if (mac_equals($mac, '01:80:C2:00:00:10')) $app = 'All LANs Bridge Management group address (deprecated)';
396
        if (mac_equals($mac, '01:80:C2:00:00:10')) $app = 'Bridge Management, EtherType is 0x0802';
397
        if (mac_equals($mac, '01:80:C2:00:00:11')) $app = 'Load Server generic address';
398
        if (mac_equals($mac, '01:80:C2:00:00:11')) $app = 'Load Server, EtherType is 0x0802';
399
        if (mac_equals($mac, '01:80:C2:00:00:12')) $app = 'Loadable Device generic address';
400
        if (mac_equals($mac, '01:80:C2:00:00:12')) $app = 'Loadable Device, EtherType is 0x0802';
401
        if (mac_equals($mac, '01:80:C2:00:00:13')) $app = 'Transmission of IEEE 1905.1 control packets';
402
        if (mac_equals($mac, '01:80:C2:00:00:14')) $app = 'All Level 1 Intermediate Systems address';
403
        if (mac_equals($mac, '01:80:C2:00:00:14')) $app = 'OSI Route level 1 (within area), EtherType is 0x0802';
404
        if (mac_equals($mac, '01:80:C2:00:00:15')) $app = 'All Level 2 Intermediate Systems address';
405
        if (mac_equals($mac, '01:80:C2:00:00:15')) $app = 'OSI Route level 2 (between area), EtherType is 0x0802';
406
        if (mac_equals($mac, '01:80:C2:00:00:16')) $app = 'All CONS End Systems address';
407
        if (mac_equals($mac, '01:80:C2:00:00:17')) $app = 'All CONS SNARES address';
408
        if (mac_equals($mac, '01:80:C2:00:00:18')) $app = 'Generic address for All Manager Stations';
409
        if (mac_equals($mac, '01:80:C2:00:00:19')) $app = 'Groupcast with retries (GCR) MAC group address';
410
        if (mac_between($mac, '01:80:C2:00:00:20', '01:80:C2:00:00:2F')) $app = 'Reserved for use by Multiple Registration Protocol (MRP) applications';
411
        if (mac_equals($mac, '01:80:C2:00:00:21')) $app = 'GARP VLAN Registration Protocol (also known as IEEE 802.1q GVRP), EtherType is 0x88f5';
412
        if (mac_between($mac, '01:80:C2:00:00:30', '01:80:C2:00:00:3F')) $app = 'Destination group MAC addresses for CCM and Linktrace messages';
413
        if (mac_between($mac, '01:80:C2:00:00:30', '01:80:C2:00:00:3F')) $app = 'Ethernet CFM Protocol IEEE 802.1ag, EtherType is 0x8902';
414
        if (mac_between($mac, '01:80:C2:00:00:50', '01:80:C2:00:00:FF')) $app = 'Unassigned standard group MAC address';
415
        if (mac_equals($mac, '01:80:C2:00:01:00')) $app = 'Ring Management Directed Beacon multicast address';
416
        if (mac_equals($mac, '01:80:C2:00:01:00')) $app = 'FDDI RMT Directed Beacon, EtherType is 0x0802';
417
        if (mac_between($mac, '01:80:C2:00:01:01', '01:80:C2:00:01:0F')) $app = 'Assigned to ISO/IEC JTC1/SC25 for future use';
418
        if (mac_equals($mac, '01:80:C2:00:01:10')) $app = 'Status Report Frame Status Report Protocol multicast address';
419
        if (mac_equals($mac, '01:80:C2:00:01:10')) $app = 'FDDI status report frame, EtherType is 0x0802';
420
        if (mac_between($mac, '01:80:C2:00:01:11', '01:80:C2:00:01:1F')) $app = 'Assigned to ISO/IEC JTC1/SC25 for future use';
421
        if (mac_equals($mac, '01:80:C2:00:01:20')) $app = 'All FDDI Concentrator MACs';
422
        if (mac_between($mac, '01:80:C2:00:01:21', '01:80:C2:00:01:2F')) $app = 'Assigned to ISO/IEC JTC1/SC25 for future use';
423
        if (mac_equals($mac, '01:80:C2:00:01:30')) $app = 'Synchronous Bandwidth Allocation address';
424
        if (mac_between($mac, '01:80:C2:00:01:31', '01:80:C2:00:01:FF')) $app = 'Assigned to ISO/IEC JTC1/SC25 for future use';
425
        if (mac_between($mac, '01:80:C2:00:02:00', '01:80:C2:00:02:FF')) $app = 'Assigned to ETSI for future use';
426
        if (mac_between($mac, '01:80:C2:00:03:00', '01:80:C2:FF-FF-FF')) $app = 'Unassigned standard group MAC address';
427
        if (mac_equals($mac, '09:00:4C:00:00:00')) $app = 'BICC 802.1 management, EtherType is 0x0802';
428
        if (mac_equals($mac, '09:00:4C:00:00:0C')) $app = 'BICC Remote bridge STA 802.1(D) Rev8, EtherType is 0x0802';
429
        if (mac_equals($mac, '09:00:4C:00:00:02')) $app = 'BICC 802.1 management, EtherType is 0x0802';
430
        if (mac_equals($mac, '09:00:4C:00:00:06')) $app = 'BICC Local bridge STA 802.1(D) Rev6, EtherType is 0x0802';
431
        if (mac_between($mac, '33:33:00:00:00:00', '33:33:FF:FF:FF:FF')) $app = 'IPv6 multicast, EtherType is 0x86DD';
432
 
433
        // === FAQ "How to recognise an ISO 9542 ES-IS protocol's MAC address application?" ===
434
        // https://standards.ieee.org/products-services/regauth/grpmac/public.html
435
        if (mac_equals($mac, '09:00:2B:00:00:04')) $app = 'All End System Network Entities address';
436
        if (mac_equals($mac, '09:00:2B:00:00:05')) $app = 'All Intermediate System Network Entities address';
437
 
438
        // === FAQ "How to recognise an IANA MAC address application?" ===
439
        // https://www.iana.org/assignments/ethernet-numbers/ethernet-numbers.xhtml
440
        // http://www.iana.org/go/rfc7042
441
        // https://tools.ietf.org/html/rfc1060
442
        if (mac_between($mac, '00:00:5E:00-52:14', '00:00:5E:00:52:FF')) $app = 'Unassigned (small allocations)';
443
        if (mac_between($mac, '00:00:5E:00:00:00', '00:00:5E:00:00:FF')) $app = 'Reserved and require IESG Ratification for assignment';
444
        if (mac_between($mac, '00:00:5E:00:03:00', '00:00:5E:00:51:FF')) $app = 'Unassigned';
445
        if (mac_between($mac, '00:00:5E:00:52:00', '00:00:5E:00:52:FF')) $app = 'Is used for very small assignments. Currently, 3 out of these 256 values have been assigned.';
446
        if (mac_between($mac, '00:00:5E:00:52:00', '00:00:5E:00:52:00')) $app = 'PacketPWEthA';
447
        if (mac_between($mac, '00:00:5E:00:52:01', '00:00:5E:00:52:01')) $app = 'PacketPWEthB';
448
        if (mac_between($mac, '00:00:5E:00:52:02', '00:00:5E:00:52:12')) $app = 'Unassigned (small allocations)';
449
        if (mac_between($mac, '00:00:5E:00:53:00', '00:00:5E:00:53:FF')) $app = 'Assigned for use in documentation';
450
        if (mac_between($mac, '00:00:5E:00:54:00', '00:00:5E:90:00:FF')) $app = 'Unassigned';
451
        if (mac_between($mac, '00:00:5E:90:01:01', '00:00:5E:90:01:FF')) $app = 'Unassigned (small allocations requiring both unicast and multicast)';
452
        //if (mac_between($mac, '00:00:5E:EF:10:00:00:00', '00:00:5E:EF:10:00:00:FF')) $app = 'General documentation';
453
        //if (mac_between($mac, '00:00:5E:FF:FE:00:53:00', '00:00:5E:FF:FE:00:53:FF')) $app = 'EUI-48 derived documentation';
454
        if (mac_between($mac, '01:00:5E:00:00:00', '01:00:5E:7F:FF:FF')) $app = 'DoD Internet Multicast (EtherType is 0x0800)'; // TODO: IPv4-Multicast  (Dabei werden dann die unteren 23 Bit der IP-Multicast-Adresse direkt auf die untersten 23 Bit der MAC-Adresse abgebildet. Der IP-Multicast-Adresse 224.0.0.1 ist somit die Multicast-MAC-Adresse 01-00-5e-00-00-01 fest zugeordnet.)
455
        if (mac_between($mac, '01:00:5E:80:00:00', '01:00:5E:FF:FF:FF')) $app = 'DoD Internet';
456
        if (mac_equals($mac, '01:00:5E:90:00:02')) $app = 'AllL1MI-ISs';
457
        if (mac_equals($mac, '01:00:5E:90:00:03')) $app = 'AllL2MI-ISs';
458
        if (mac_between($mac, '01:00:5E:90:00:04', '01:00:5E:90:00:FF')) $app = 'Unassigned (small allocations)';
459
        if (mac_between($mac, '01:00:5E:90:01:01', '01:00:5E:90:01:FF')) $app = 'Unassigned (small allocations requiring both unicast and multicast)';
460
        if (mac_between($mac, '01:00:5E:90:02:00', '01:00:5E:90:0F:FF')) $app = 'Unassigned';
461
        if (mac_between($mac, '01:00:5E:90:02:00', '00:00:5E:FF:FF:FF')) $app = 'Unassigned';
462
        if (mac_between($mac, '01:00:5E:90:10:00', '01:00:5E:90:10:FF')) $app = 'Documentation';
463
        if (mac_between($mac, '01:00:5E:90:11:00', '01:00:5E:FF:FF:FF')) $app = 'Unassigned';
464
        //if (mac_between($mac, '01:00:5E:EF:10:00:00:00', '01:00:5E:EF:10:00:00:FF')) $app = 'General documentation';
465
        //if (mac_between($mac, '02:00:5E:00:00:00:00:00', '02:00:5E:0F:FF:FF:FF:FF')) $app = 'Reserved';
466
        //if (mac_between($mac, '02:00:5E:10:00:00:00:00', '02:00:5E:10:00:00:00:FF')) $app = 'Documentation';
467
        //if (mac_between($mac, '02:00:5E:10:00:00:01:00', '02:00:5E:EF:FF:FF:FF:FF')) $app = 'Unassigned';
468
        //if (mac_between($mac, '02:00:5E:F0:00:00:00:00', '02:00:5E:FD:FF:FF:FF:FF')) $app = 'Reserved';
469
        //if (mac_between($mac, '02:00:5E:FE:00:00:00:00', '02:00:5E:FE:FF:FF:FF:FF')) $app = 'IPv4 Addr Holders';
470
        //if (mac_between($mac, '02:00:5E:FF:00:00:00:00', '02:00:5E:FF:FD:FF:FF:FF')) $app = 'Reserved';
471
        //if (mac_between($mac, '02:00:5E:FF:FE:00:00:00', '02:00:5E:FF:FE:FF:FF:FF')) $app = 'IANA EUI-48 Holders';
472
        //if (mac_between($mac, '02:00:5E:FF:FF:00:00:00', '02:00:5E:FF:FF:FF:FF:FF')) $app = 'Reserved';
473
        //if (mac_between($mac, '03:00:5E:00:00:00:00:00', '03:00:5E:0F:FF:FF:FF:FF')) $app = 'Reserved';
474
        //if (mac_between($mac, '03:00:5E:10:00:00:00:00', '03:00:5E:10:00:00:00:FF')) $app = 'Documentation';
475
        //if (mac_between($mac, '03:00:5E:10:00:00:01:00', '03:00:5E:EF:FF:FF:FF:FF')) $app = 'Unassigned';
476
        //if (mac_between($mac, '03:00:5E:F0:00:00:00:00', '03:00:5E:FD:FF:FF:FF:FF')) $app = 'Reserved';
477
        //if (mac_between($mac, '03:00:5E:FF:00:00:00:00', '03:00:5E:FF:FD:FF:FF:FF')) $app = 'Reserved';
478
        //if (mac_between($mac, '03:00:5E:FF:FE:00:00:00', '03:00:5E:FF:FE:FF:FF:FF')) $app = 'IANA EUI-48 Holders';
479
        //if (mac_between($mac, '03:00:5E:FF:FF:00:00:00', '03:00:5E:FF:FF:FF:FF:FF')) $app = 'Reserved';
480
 
481
        // === FAQ "How to recognise a Cisco's MAC address application?" ===
482
        // https://www.cisco.com/c/en/us/support/docs/switches/catalyst-4500-series-switches/13414-103.html
483
        // https://tools.ietf.org/html/rfc1060
484
        // https://en.wikipedia.org/wiki/Multicast_address#cite_note-15
485
        // http://www.cavebear.com/archive/cavebear/Ethernet/Ethernet.txt
486
        if (mac_equals($mac, '01:00:0C:00:00:00')) $app = 'Inter Switch Link (ISL)';
487
        if (mac_equals($mac, '01:00:0C:CC:CC:CC')) $app = 'CDP (Cisco Discovery Protocol), VTP (VLAN Trunking Protocol), EtherType is 0x0802';
488
        if (mac_equals($mac, '01:00:0C:CC:CC:CC')) $app = 'Port Aggregation Protocol (PAgP), SNAP HDLC Protocol Type is 0x0104';
489
        if (mac_equals($mac, '01:00:0C:CC:CC:CC')) $app = 'Unidirectional Link Detection (UDLD), SNAP HDLC Protocol Type is 0x0111';
490
        if (mac_equals($mac, '01:00:0C:CC:CC:CC')) $app = 'Dynamic Trunking (DTP), SNAP HDLC Protocol Type is 0x2004';
491
        if (mac_equals($mac, '01:00:0C:CC:CC:CC')) $app = 'VLAN Trunking (VTP), SNAP HDLC Protocol Type is 0x2003';
492
        if (mac_equals($mac, '01:00:0C:CC:CC:CD')) $app = 'Cisco Shared Spanning Tree Protocol address, EtherType is 0x0802';
493
        if (mac_equals($mac, '01:00:0C:CC:CC:CD')) $app = 'Spanning Tree PVSTP+, SNAP HDLC Protocol Type is 0x010B';
494
        if (mac_equals($mac, '01:00:0C:CD:CD:CD')) $app = 'STP Uplink Fast, SNAP HDLC Protocol Type is 0x200A';
495
        if (mac_equals($mac, '01:00:0C:CD:CD:CE')) $app = 'VLAN Bridge, SNAP HDLC Protocol Type is 0x010C';
496
        if (mac_equals($mac, '01:00:0C:DD:DD:DD')) $app = 'CGMP (Cisco Group Management Protocol)';
497
 
498
        // === FAQ "How to recognise an ITU-T's MAC address application?" ===
499
        // https://www.itu.int/en/ITU-T/studygroups/2017-2020/15/Documents/IEEE-assigned_OUIs-30-06-2017.docx
500
        if (mac_between($mac, '01:19:A7:00:00:00', '01:19:A7:00:00:FF')) $app = 'R-APS per G.8032';
501
        if (mac_between($mac, '01:19:A7:52:76:90', '01:19:A7:52:76:9F')) $app = 'Multicast per G.9961';
502
 
503
        // === FAQ "How to recognise Digital Equipment Corporation's MAC address application?" ===
504
        if (mac_equals($mac, '09:00:2B:00:00:00')) $app = 'DEC MUMPS, EtherType is 0x6009';
505
        if (mac_equals($mac, '09:00:2B:00:00:0F')) $app = 'DEC Local Area Transport (LAT), EtherType is 0x6004';
506
        if (mac_equals($mac, '09:00:2B:00:00:01')) $app = 'DEC DSM/DDP, EtherType is 0x8039';
507
        if (mac_between($mac, '09:00:2B:00:00:10', '09:00:2B:00:00:1F')) $app = 'DEC Experimental';
508
        if (mac_equals($mac, '09:00:2B:00:00:02')) $app = 'DEC VAXELN, EtherType is 0x803B';
509
        if (mac_equals($mac, '09:00:2B:00:00:03')) $app = 'DEC Lanbridge Traffic Monitor (LTM), EtherType is 0x8038';
510
        if (mac_equals($mac, '09:00:2B:00:00:04')) $app = 'DEC MAP End System';
511
        if (mac_equals($mac, '09:00:2B:00:00:05')) $app = 'DEC MAP Intermediate System';
512
        if (mac_equals($mac, '09:00:2B:00:00:06')) $app = 'DEC CSMA/CD Encryption, EtherType is 0x803D';
513
        if (mac_equals($mac, '09:00:2B:00:00:07')) $app = 'DEC NetBios Emulator, EtherType is 0x8040';
514
        if (mac_equals($mac, '09:00:2B:01:00:00')) $app = 'DEC LanBridge, EtherType is 0x8038';
515
        if (mac_equals($mac, '09:00:2B:01:00:01')) $app = 'DEC LanBridge, EtherType is 0x8038';
516
        if (mac_equals($mac, '09:00:2B:02:00:00')) $app = 'DEC DNA Level 2 Routing';
517
        if (mac_equals($mac, '09:00:2B:02:01:00')) $app = 'DEC DNA Naming Service Advertisement, EtherType is 0x803C';
518
        if (mac_equals($mac, '09:00:2B:02:01:01')) $app = 'DEC DNA Naming Service Solicitation, EtherType is 0x803C';
519
        if (mac_equals($mac, '09:00:2B:02:01:02')) $app = 'DEC Distributed Time Service, EtherType is 0x803E';
520
        if (mac_equals($mac, '09:00:2B:02:01:09')) $app = 'DEC Availability Manager for Distributed Systems DECamds, EtherType is 0x8048';
521
        if (mac_between($mac, '09:00:2B:03:00:00', '09:00:2B:03:FF:FF')) $app = 'DEC default filtering by bridges';
522
        if (mac_equals($mac, '09:00:2B:04:00:00')) $app = 'DEC Local Area System Transport (LAST), EtherType is 0x8041';
523
        if (mac_equals($mac, '09:00:2B:23:00:00')) $app = 'DEC Argonaut Console, EtherType is 0x803A';
524
        if (mac_equals($mac, 'AB:00:00:01:00:00')) $app = 'DEC Maintenance Operation Protocol (MOP) Dump/Load Assistance, EtherType is 0x6001';
525
        if (mac_equals($mac, 'AB:00:00:02:00:00')) $app = 'DEC Maintenance Operation Protocol (MOP), EtherType is 0x6002';
526
        if (mac_equals($mac, 'AB:00:00:03:00:00')) $app = 'DECNET Phase IV end node, EtherType is 0x6003';
527
        if (mac_equals($mac, 'AB:00:00:04:00:00')) $app = 'DECNET Phase IV Router, EtherType is 0x6003';
528
        if (mac_between($mac, 'AB:00:00:05:00:00', 'AB:00:03:FF:FF:FF')) $app = 'Reserved DEC';
529
        if (mac_equals($mac, 'AB:00:03:00:00:00')) $app = 'DEC Local Area Transport (LAT) - old, EtherType is 0x6004';
530
        if (mac_between($mac, 'AB:00:04:00:00:00', 'AB:00:04:00:FF:FF')) $app = 'Reserved DEC customer private use';
531
        if (mac_between($mac, 'AB:00:04:01:00:00', 'AB:00:04:01:FF:FF')) $app = 'DEC Local Area VAX Cluster groups System Communication Architecture (SCA) EtherType is 0x6007';
532
 
533
        if ($app) {
534
                echo sprintf("%-32s %s\n", "Special use:", $app);
535
        }
536
 
2 daniel-mar 537
}
15 daniel-mar 538
 
539
/**
540
 * @param string $mac1
541
 * @param string $mac2
542
 * @return bool
543
 * @throws Exception
544
 */
545
function mac_equals(string $mac1, string $mac2): bool {
546
        return mac_between($mac1, $mac2, $mac2);
547
}
548
 
549
/**
550
 * @param string $mac
551
 * @param string $low
552
 * @param string $high
553
 * @return bool
554
 * @throws Exception
555
 */
556
function mac_between(string $mac, string $low, string $high): bool {
557
        if (empty($high)) $high = $low;
558
 
559
        if (!mac_valid($mac)) throw new Exception("Invalid MAC: $mac");
560
        if (!mac_valid($low)) throw new Exception("Invalid MAC: $low");
561
        if (!mac_valid($high)) throw new Exception("Invalid MAC: $high");
562
 
563
        $mac = strtoupper(preg_replace('@[^0-9A-F]@', '', $mac));
564
        $low = strtoupper(preg_replace('@[^0-9A-F]@', '', $low));
565
        $high = strtoupper(preg_replace('@[^0-9A-F]@', '', $high));
566
 
567
        $mac = gmp_init($mac, 16);
568
        $low = gmp_init($low, 16);
569
        $high = gmp_init($high, 16);
570
 
571
        return (gmp_cmp($mac, $low) >= 0) && (gmp_cmp($mac, $high) <= 0);
572
}