2 * Register an LLC dissector table for Cisco's OUI 00:00:0c
6 * Ethereal - Network traffic analyzer
7 * By Gerald Combs <gerald@ethereal.com>
8 * Copyright 1998 Gerald Combs
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 #include <epan/packet.h>
28 #include "packet-llc.h"
31 static int hf_llc_cisco_pid = -1;
34 * See various Cisco documents, including
36 * http://www.cisco.com/univercd/cc/td/doc/product/lan/trsrb/vlan.htm
40 * http://www.cisco.com/en/US/products/hw/switches/ps663/products_tech_note09186a0080094713.shtml
42 * for various PID values - and for a DRIP frame format.
44 static const value_string cisco_pid_vals[] = {
46 { 0x0104, "PAgP" }, /* Port Aggregation Protocol */
47 { 0x0105, "MLS Hello" }, /* from a mail message found on the Web */
48 { 0x010b, "PVSTP+" }, /* Per-VLAN Spanning Tree Protocol */
49 { 0x010c, "VLAN Bridge" },
50 { 0x0111, "UDLD" }, /* Unidirectional Link Detection */
54 { 0x2004, "DTP" }, /* Dynamic Trunking Protocol */
55 { 0x200a, "STP Uplink Fast" },
60 * NOTE: there's no dissector here, just registration routines to set
61 * up the dissector table for the Cisco OUI.
64 proto_register_cisco_oui(void)
66 static hf_register_info hf = {
68 { "PID", "llc.cisco_pid", FT_UINT16, BASE_HEX,
69 VALS(cisco_pid_vals), 0x0, "", HFILL },
72 llc_add_oui(OUI_CISCO, "llc.cisco_pid", "Cisco OUI PID", &hf);