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-rw-r--r--epan/dissectors/packet-cisco-oui.c73
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diff --git a/epan/dissectors/packet-cisco-oui.c b/epan/dissectors/packet-cisco-oui.c
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+/* packet-cisco-oui.c
+ * Register an LLC dissector table for Cisco's OUI 00:00:0c
+ *
+ * $Id$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include "config.h"
+
+#include <epan/packet.h>
+#include "packet-llc.h"
+#include "oui.h"
+
+static int hf_llc_cisco_pid = -1;
+
+/*
+ * See various Cisco documents, including
+ *
+ * http://www.cisco.com/univercd/cc/td/doc/product/lan/trsrb/vlan.htm
+ *
+ * and
+ *
+ * http://www.cisco.com/en/US/products/hw/switches/ps663/products_tech_note09186a0080094713.shtml
+ *
+ * for various PID values - and for a DRIP frame format.
+ */
+static const value_string cisco_pid_vals[] = {
+ { 0x0102, "DRIP" },
+ { 0x0104, "PagP" }, /* Port Aggregation Protocol */
+ { 0x0105, "MLS Hello" }, /* from a mail message found on the Web */
+ { 0x010b, "PVSTP+" }, /* Per-VLAN Spanning Tree Protocol */
+ { 0x010c, "VLAN Bridge" },
+ { 0x0111, "UDLD" }, /* Unidirectional Link Detection */
+ { 0x2000, "CDP" },
+ { 0x2001, "CGMP" },
+ { 0x2003, "VTP" },
+ { 0x2004, "DTP" }, /* Dynamic Trunking Protocol */
+ { 0x200a, "STP Uplink Fast" },
+ { 0, NULL }
+};
+
+/*
+ * NOTE: there's no dissector here, just registration routines to set
+ * up the dissector table for the Cisco OUI.
+ */
+void
+proto_register_cisco_oui(void)
+{
+ static hf_register_info hf = {
+ &hf_llc_cisco_pid,
+ { "PID", "llc.cisco_pid", FT_UINT16, BASE_HEX,
+ VALS(cisco_pid_vals), 0x0, "", HFILL },
+ };
+
+ llc_add_oui(OUI_CISCO, "llc.cisco_pid", "Cisco OUI PID", &hf);
+}